How To Use Pistil In A Sentence
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Like the pistillate flower it may be subterminal or lateral, but a subterminal pistillate flower may become a pseudolateral conelet by reason of a summer-growth (fig. 40-a).
The Genus Pinus
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The little flowers that grow out of the cyathium are called pistillate flowers.
CreationWiki - Recent changes [en]
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In addition, there was a negative correlation between the number of stamens and the number of pistils within female flowers.
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The condition of the pistillary organs in prolified flowers has already been alluded to.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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If the catkins remain dormant when the pistillate flowers bloom, they have been winterkilled, and the bent down reserves have to be called up.
Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948
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One particular plant of the zellernut type grown in one of my city lots during the last season was very well filled with pistillate blossoms and not one catkin on it, and still it ripened a fairly good crop of perfect nuts, where the nearest plants filled with staminate blossoms was at least 30 feet from it.
Northern Nut Growers Association, Report Of The Proceedings At The Tenth Annual Meeting. Battle Creek, Michigan, December 9 and 10, 1919
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Pistillate flowers have the same perianth but the number of parts is more variable; staminodes are well developed with or without a rudimentary anther.
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Members of Atripliceae are characterized by flowers that are usually unisexual, with a perianth present in staminate flowers, and with pistillate flowers lacking a perianth but having accrescent bracteoles in fruit.
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In a hermaphroditic plant, flowers are first staminate, then pistillate, and the sexual stages do not overlap within the flower.
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The pistil and the stamen of the flowers are the specialized organs responsible for the reproductive processes.
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Each pistil is able to produce a seed and a drupelet.
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In the spurges, as in the other members of the order, the flowers are very simple, being often reduced to a single stamen or pistil (Fig. 109, _M_, _N_).
Elements of Structural and Systematic Botany For High Schools and Elementary College Courses
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Marijuana is a pistillate hemp plant that yields cannabin and DOES NOT DRY UP AFTER ITS GROWING SEASON.
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All three species have similar flower phenology: in general, the terminal raceme matures acropetally and the flowers are first staminate, then pistillate, and the sexual stages do not overlap within the flower.
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It consists of three parts; the germen, which is the rudiment of the fruit accompanying the flower, but not yet arrived at maturity; the style, which is the part that serves to elevate tjbe stigma from the germen; and the stigma, which is the summit of the pistillum, and covered with a moisture f (M* the breaking of the pollen, which is dis - charged by the anthorse.
A View of Nature: In Letters to a Traveller Among the Alps
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The pistillate flower of the cyathium develops before the male ones; thus each cyathium is functionally a protogynous hermaphrodite ‘flower’.
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Surrounding the pistil are the stamens, few or many, the anther at the extremity containing the powdery pollen.
My Studio Neighbors
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If nutritional deficiencies lead to increased pistil abortion and formation of staminate flowers, the nutritional deficit might also affect pollen production or pollen quality.
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The gynoecium consists of a single pistil that is stipitate on a disk.
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The number of pollen tubes and ovules in the ovaries of each of six dissected pistils from each cross is shown.
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The pistil and the stamen of the flowers are the specialized organs responsible for the reproductive processes.
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Males produce only staminate flowers with stamens and no vestigial pistils.
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On the other hand all walnut, pecan, and hickory species are self-fertile and cross-fertile, but may be self-unfruitful because of dichogamy, because they may shed their pollen either before or after the stigmas of the pistillate flowers are receptive to it.
Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948
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Surrounding the pistil are six stamens, each having a slender stem or filament and terminating in a little box; this box is called the anther and is filled with flower-dust or pollen.
The Renewal of Life; How and When to Tell the Story to the Young
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The flowers in Pinus are monoecious, the pistillate in the position of a long shoot, taking the place of a subterminal or lateral bud, the staminate in the position of a dwarf-shoot, taking the place of a leaf-fascicle but confined to the basal part of the internode.
The Genus Pinus
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It is one of the first shrubs to blossom, the staminate flowers hanging in slender, graceful yellowish-brown catkins, while the pistillate flowers are little points of purplish-red protruding from the buds.
Northern Nut Growers Association, Report Of The Proceedings At The Tenth Annual Meeting. Battle Creek, Michigan, December 9 and 10, 1919
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Botany had lavished there its most elegant drapery of ferns of all kinds, snap-dragons with their violet mouths and golden pistils, the blue anchusa, the brown lichens, so that the old worn stones seemed mere accessories peeping out at intervals from this fresh growth.
The Village Rector
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_Arbutus Unedo_, &c. The change is associated with petalody of the stamens and pistils.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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The staminate and pistillate flowers of S. mucugensis and S. curralensis were visited by insects belonging to three orders: Coleoptera, Diptera, and Hymenoptera.
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To plant several varieties is absolutely necessary on account of pollenizing, as staminate and pistillate flowers, though on the same plant, do not always appear together in proper condition on all plants; in fact it has been proven in my orchard that sometimes plants bring forth a great many pistillate blossoms and not a single staminate one on them, and still a good crop of nuts were grown on them.
Northern Nut Growers Association, Report Of The Proceedings At The Tenth Annual Meeting. Battle Creek, Michigan, December 9 and 10, 1919
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Five pistils were dissected from flowers and the stigmas and styles were mounted on aluminium stubs using carbon paste.
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Pistils aborting prior to silique formation are indicated with arrows.
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However, there are a significant number of exceptions to the UI ‘rule’ that pistils of self-incompatible taxa inhibit pollen from self-compatible taxa.
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The pistil consists of a stigma supported on the style; but in some Compositae, the male florets, which of course cannot be fecundated, have a pistil, which is in a rudimentary state, for it is not crowned with a stigma; but the style remains well developed, and is clothed with hairs as in other compositae, for the purpose of brushing the pollen out of the surrounding anthers.
On the Origin of Species~ Chapter 13 (historical)
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The pistil consists of a stigma supported on a style; but in some Compositae, the male florets, which of course cannot be fecundated, have a rudimentary pistil, for it is not crowned with a stigma; but the style remains well developed and is clothed in the usual manner with hairs, which serve to brush the pollen out of the surrounding and conjoined anthers.
Darwin and the vermiform appendix - The Panda's Thumb
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This will, I think, help to fertilize the pistillate or nutlet blossoms on many of the trees.
Northern Nut Growers Association, Report of the Proceedings at the Fourth Annual Meeting Washington D.C. November 18 and 19, 1913
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Bract length was measured from the base of the bract to the apex of the midrib for both pistillate and staminate plants.
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The reddish colour of the depistillated flower and its peduncle is a response to high light intensities during anthesis and should not be interpreted to indicate senescence.
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The flower is protandrous and presents an unusual sophisticated morphology: the pistil has an umbrella shape with the stigma at the angles, tightly enclosed by the bracts, petaloid sepals and petals.
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Mr. Darwin [573] has thrown out the suggestion that the cause for the appearance of double flowers may be sought for in some previous state of things, bringing about sterility or imperfect formation, or functional activity of the genitalia of the flower, and consequent compensatory increase of the petaline element, either in the form of an increased number of bracts, petals, &c., or in the substitution of petals for stamens and pistils, &c.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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In this case the petals were virescent, and the stamens and pistils were entirely absent, hence in truth, the so-called flower more nearly resembled a branch.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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In a hermaphroditic plant, flowers are first staminate, then pistillate, and the sexual stages do not overlap within the flower.
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We will leave it there for a time, and examine the body called the pistil, to which the knob belongs.
The Fairy-Land of Science
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Pistillate flowers are polymorphic for dehiscence and sepal number.
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Compositæ, the male florets, which of course cannot be fecundated, have a pistil, which is in a rudimentary state, for it is not crowned with a stigma; but the style remains well developed, and is clothed with hairs as in other compositæ, for the purpose of brushing the pollen out of the surrounding anthers.
On the Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. (2nd edition)
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In the plant, the eye or germinative point opens to a leaf, then to another leaf, with a power of transforming the leaf into radicle, stamen, pistil, petal, bract, sepal, or seed.
Representative Men
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He has an elogated knob, a staminate blossom, in the center which produces the pollen to fertilize the female or pistillate blossom below.
Archive 2007-07-01
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A case in which the future organs of reproduction are developed; and here is a most curious circumstance, namely, that though the calyptra, which is a genuine pistillum containing an _ovulum_, becomes torn up from its base, yet it remains in contact with that part of the seta in which the sporules are developed until these make their appearance, or even later!! so that one might as well deny a pistillum to a Reseda, or Leontice, as deny it to these plants on the strength of its being torn from its attachments.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
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Most of the flowers have a pistil longer than the anthers.
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Each flower has a lemma (outer bract) and a palea (inner bract) at its base, and contains two lodicules and one pistil surrounded by three anthers.
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There are cases, however, in which a part only of the pistillary structure thus becomes foliaceous.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Each flower head is 12-25 mm in diameter and consists of 50-60 bisexual disk florets surrounded by 12-15 pistillate ray florets.
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Common calyx cylindrical, 2 circles of oval, scarious leaflets around its border, 11 hermaphrodite disk-flowers and about 5 pistillate ray-flowers.
The Medicinal Plants of the Philippines
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Having all principal parts , namely, the sepals, petals, stamens, and pistil pistils . Used of a flower.
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On its under surface delicate root hairs grow to give it stability and nutriment; also two sorts of reproductive organs known as antherídia and archegònia, the male and female growths analogous to the stamens and pistils in flowers.
The Fern Lover's Companion A Guide for the Northeastern States and Canada
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It was found that the content of zearalenone increased synchronously with the developmental progress of stamen and pistil, and accumulated to the maximum just when the plant was blooming.
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Lacandonia is particularly unique among flowering plants for having "inside-out" flowers, i.e., the central androecium (stamens) surrounded by the gynoecium (separate pistils).
Biological diversity in Mesoamerica
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Pistillate flowers have the same perianth but the number of parts is more variable; staminodes are well developed with or without a rudimentary anther.
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The stamens have ripened and been pushed off by the lengthened pistil, which is brushed by the back of the bee, and thus is pollinated.
The First Book of Farming
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For peach and nectarine "mother" plants, workers remove the petals and pollen-producing anthers of every flower, leaving only the pistil.
When Apricot Met Plum...
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The ovules are the rudimentary seeds, situated in a case at the base of the pistils, each consisting of a central portion, called the nucleus, which is surrounded by two coats, the inner called the secundine, the outer the primine.
The $100 Prize Essay on the Cultivation of the Potato. Prize offered by W. T. Wylie and awarded to D. H. Compton. How to Cook the Potato, Furnished by Prof. Blot.
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Five united stamens are adnate to the top of the pistil, which is made up of five connate carpels.
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Five pistils were dissected from flowers and the stigmas and styles were mounted on aluminium stubs using carbon paste.
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Pistillate flowers, sterile male flowers, atypical bisexual flowers and staminate flowers are inserted on the same contact parastichies.
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He tells us that "the flower forms the theater of their amours; the calyx is to be considered as the nuptial bed; the corolla constitutes the curtains; the anthers are the testes; the pollen, the fecundating fluid; the stigma of the pistil, the external genital aperture; the style, the vagina, or the conductor of the prolific seed; the ovary of the plant, the womb; the reciprocal action of the stamens on the pistil, the accessory process of fecundation.
Plain Facts for Old and Young
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The pistil is the same as the stamina, only that it extends to a greater length: the stamina and pistil are shaded very light scarlet.
The Royal Guide to Wax Flower Modelling
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In these flowers, owing to the petalody of the stamens and pistils, one or both, an impression of exaggerated number is produced, which is by no means necessarily a true one.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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As the pistil emerged from the bracts, the style elongated and the stigma expanded markedly in size and, finally, became receptive to pollen.
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Five united stamens are adnate to the top of the pistil, which is made up of five connate carpels.
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In the basal part of the floret, the mRNA label was very strong in the two distinctive bracts, lemma and palea, as well as in the base of the two lodicules and the pistil complex.
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Among _Umbelliferæ_ affected with frondescence of the pistil a similar increase in the number of ovules takes place.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Baillon, [265] wherein the pistil of _Trifolium repens_ consisted of three carpels, either separate, or combined so as to form a one-celled ovary with three parietal, pluri-ovulate placentæ; the ovary in these flowers was formed of the basal vaginiform part of the leaf; the three styles were formed by the petioles, while the stigmas were represented by trifoliolate leaves.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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search engine registration to it, and madrona pistillate in a lexicon of brno, he may not be spaciotemporal to acidophile the painter at haematite.
Rational Review
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Two portraits of a pair of orchids, framed against textured curtains in the Bhavsars' loft, could pass for painted still-lifes: the vertical lines of the drapes are the backdrop against which the flowers bloom in their circular glory, captured close-up, with their stamens and pistils adding formal details that draw the viewer in.
A Long Path to a Belated Introduction
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The flower is protandrous and presents an unusual sophisticated morphology: the pistil has an umbrella shape with the stigma at the angles, tightly enclosed by the bracts, petaloid sepals and petals.
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The pistil was unaffected in some cases, while in some others it was entirely wanting, the gynophore being surmounted by a cup-like involucre, divided into three acutely pointed lobes, each with a midrib; these encircled a series of stalked involucels, as before, and among which were scattered
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Leaf discs and the unpollinated pistils of unopened flower buds from both the control and HTS-treated plants were also collected for total RNA extraction.
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Thanks for telling me, Terri, since "carpel" means "One of the structural units of a pistil, representing a modified ovule-bearing leaf.
The Naked Truth about Literature and Life
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We made no observation for pistillate aments, because they were too small and thin to observe
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On uninodal shoots they are necessarily subterminal (fig. 34), the lateral pistillate flower being possible only on multinodal shoots (fig. 35) where it is often associated with the subterminal flower (fig. 33).
The Genus Pinus
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The small of her back, where the downy hair stands upright like wheat in the summer light made me think: pistil and stamen, as if back in biology class.
The Small of Her Back
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= -- Numerical inequality in the case of the pistil, as compared with the other whorls of the flower, is of such common occurrence, under ordinary circumstances, that in some text-books it is looked on as the normal condition, and a flower which is isomerous in the outer whorls is by some writers not considered numerically irregular if the number of the carpels does not coincide with that of the other organs.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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GREVILLEA (CYCLOPTERA?) lineata, foliis indivisis lineari-ens formibus enerviis subter striis decem paucioribus elevatis uniformibus interstitia bis-terve latitudine superantibus, cicatrice insertionis latiore quam longa utrinque obtusa, racemis terminalibus alternis, pistillis semuncia brevioribus stigmate conico.
Expedition into Central Australia
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But surely you understand that there is polarity in nature (cation/anion, stamen/pistil, male/female), a condition in which complimentary opposites exist in a synergistic fashion to produce and create.
Spark plugs and transmissions
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The gynoecium consists of a single pistil that is stipitate on a disk.
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The ten stamens are arranged in diadelphous fashion, with the staminal column (nine basally fused) surrounding the pistil.
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(_Convallaria maialis_) seems also to be particularly subject to an increase in the number of parts of which its perianth consists, the augmentation being due partly to repetition or pleiotaxy, partly to the substitution of petaloid segments for stamens and pistils. [
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Lacandonia is particularly unique among flowering plants for having "inside-out" flowers, i.e., the central androecium (stamens) surrounded by the gynoecium (separate pistils).
Biological diversity in Mesoamerica
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The female organ is called the pistil, and it has a sticky part on the end to receive pollen called the stigma.
Five Funny Scientific Ideas | Heretical Ideas Magazine
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Males produce only staminate flowers with stamens and no vestigial pistils.
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However, there are a significant number of exceptions to the UI ‘rule’ that pistils of self-incompatible taxa inhibit pollen from self-compatible taxa.
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Astragals, writhing and hanging heere and there, making the capitall thrise so big as the bottom thereof of the columne, wherevpon was placed the Epistile or streight beame, the greatest part decayed, and many columnes widowed and depriued of their Capitels, buryed in ruine both
Hypnerotomachia The Strife of Loue in a Dreame
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Epistilbite, mordenite, stellerite, natrolite, scolecite, mesolite, and chabazite are relatively uncommon, and goosecreekite and yugawaralite are extraordinarily rare.
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Alexander Braun notices the transformation of pistils into stamens in Chives (_Allium Scorodoprasum_), and in which three stamens appeared in the place of as many pistils, and had extrorse anthers, while the six normal anthers are introrse.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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On the whole, the pistil seems less subject to changes of this character than the androecium.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Bract length was measured from the base of the bract to the apex of the midrib for both pistillate and staminate plants.
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Gynoecium (see pistils) enlargement of, 430 meiophylly of, 399 meiotaxy of, 406 pleiotaxy of, 388 polyphylly of, 363 suppression of, 406
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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The temporal phases of staminate and pistillate flowers never overlap in the same capitulum, although different capitula of the same individual plant may be in different phases at any given moment.
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Each flower has a lemma (outer bract) and a palea (inner bract) at its base, and contains two lodicules and one pistil surrounded by three anthers.
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And a nice day to you too - the drought hasn't yet broken out in forest fires; one of the local does has triplets and her efforts to wean them are comical to everyone but the indignant fawns; the horsemint is out and aphrodite fritillaries are thronging it - although I have to say that 'throning' is kind of a euphemism for what the wanton butterflies are actually doing to those stamens and pistils.
A Saturday coffeehouse.
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In each treatment, eight to 20 pistillate flowers on different plants were used.
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Pistillate flowers are initiated on the lower portion of the inflorescence and staminate flowers are initiated on the distal portion.
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Blossoms single – calyx is urn-shaped, narrowing at the top – to its lining are fastened pistils and stamens – corolla consists of five (generally) broad petals, varying in colour from white to deep rose pink – buds are deep pink – fruit crimson in the autumn.
Flower Stories
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The upper lip, consisting of two fused petals, covers the pistils and stamens like a hood.
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Field observations confirmed that the species is heterostylous with the pistil and anthers exhibiting reciprocal heights in the two morphs, although pollen size and sculpturing do not vary.
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Based on the presence or absence of fertile stamens and fertile pistils, the heads can be further classified into heterogamous and homogamous capitula.
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In place of these, we analyzed timing of anthesis, presence or absence of seed wings and pistillate racemes, and prevalence of acuminate leaf apices and attenuate leaf bases.
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It has an angular, creeping stem; large, somewhat heart-shaped, leaves; and axillary staminate or pistillate flowers.
The Field and Garden Vegetables of America Containing Full Descriptions of Nearly Eleven Hundred Species and Varietes; With Directions for Propagation, Culture and Use.
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Because these are what botanists term polygamous flowers, _i. e._, some of them are perfect, containing both stamens and pistils; some are male only; others, again, are female.
Wild Flowers Worth Knowing
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Unlike most modern grapes it is a pistillate female and so needs to be planted next to male vines from a close sibling variety to achieve pollination.
Windham Vineyards 2008 St. Pepin
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It is useful to be able to classify a flower and to know that the buttercup belongs to the Family Ranunculaceae, with petals free and definite, stamens hypogynous and indefinite, pistil apocarpous.
The Fairy-Land of Science
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The little flowers that grow out of the cyathium are called pistillate flowers.
CreationWiki - Recent changes [en]
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Natural selection disfavors mutations that cause pistils to accept pollen from genotypes that reject their pollen.
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The ripened pistillate ament is called a strobile and bears tiny winged nuts, packed in the protecting curve of each brown and woody scale.
Find Me A Cure
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The segments of the perianth also closed on the pistil, but more slowly than the stamens.
Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle
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Since all the carpels came from a single compartmented gynoecium (compound pistil), the gynoecium is referred to as syncarpous.
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It was difficult to determine the duration of the staminate and pistillate phases in L. spicata because of pollinator activity.
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Some parents teach their children at once that the pistil is the mother-part of the plant, caring for the young seeds, the stamens the father part, providing for them, and that the stamens and pistil growing in the same flower are brothers and sisters.
The Renewal of Life; How and When to Tell the Story to the Young
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Silks and glumes were removed from the pistils for separate analyses.
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At the middle level, the expression was maintained in the lemma and palea, but decreased in the lodicules and pistil complex and was also observed in the three filaments of the stamens.
