How To Use Petalous In A Sentence
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Vascular plants found in Mt. Assiniboine park include American alpine smelowskia Smelowskia calycina, Raynold's sedge Carex raynoldsii, Cusick's Indian paintbrush Castilleja cusickii, stalked-pod locoweed Oxytropis podocarpa, sub-alpine grassland Saussurea nuda and apetalous campion Silene uralensis attenuata.
Canadian Rocky Mountain Parks, Canada
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They are monopetalous, small, white, stellated in six points.
The History of Sumatra Containing An Account Of The Government, Laws, Customs And Manners Of The Native Inhabitants
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Their flowers become monopetalous, and the whole strain is designated by the name of _Papaver_ [662] _bracteatum monopetalum_.
Species and Varieties, Their Origin by Mutation
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Any of various plants of the genus Thalictrum, having compound leaves and clusters of small white, yellowish, or purplish apetalous flowers.
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Advance has been along two lines, markedly in relation to insect-pollination, one of which has culminated in the hypogynous epipetalous bicarpellate forms with dorsiventral often large and loosely arranged flowers such as occur in Scrophulariaceae, and the other in the epigynous bicarpellate small-flowered families of which the Compositae represent the most elaborate type.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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All these plants are grouped under three main divisions: apetalous, monocotyledonous, and dicotyledonous; and these main divisions are further subdivided.
Scientific American Supplement, No. 623, December 10, 1887
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One talks of the typical nature of polypetalous or monopetalous plants; another ridicules the idea, because as he wisely says, some polypetalous plants are monopetalous, and vice versa!! he objects, in fact to what constitutes the great value of a character, _its mode of variation_.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
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A more frequent change among the monopetalous orders is the duplication or triplication of the corolla, in consequence of which there appear to be a series of corollas enclosed one within the other, the lobes of which generally alternate with one another, but which sometimes are superposed.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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= -- With reference to double flowers, it was remarked by Linné that polypetalous flowers were, as he said, multiplied, while monopetalous flowers were duplicated, or triplicated, as the case may be, [435] a statement that is true in the main, though it requires modification.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Following Augustin Pyranius De Candolle, botanists have applied the term cohesion to the coalescence of parts of the same organ or of members of the same whorl; for instance, to the union of the sepals in a gamosepalous calyx, or of the petals in a gamopetalous corolla.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Corolla monopetalous, 5 acute lobes, white, of rare and beautiful form.
The Medicinal Plants of the Philippines
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Advance has been along two lines, markedly in relation to insect-pollination, one of which has culminated in the hypogynous epipetalous bicarpellate forms with dorsiventral often large and loosely arranged flowers such as occur in Scrophulariaceae, and the other in the epigynous bicarpellate small-flowered families of which the Compositae represent the most elaborate type.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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When the plants in which these occurrences happen most frequently are compared together, it may be seen that partial or entire suppression of the floral envelopes, calyx, and corolla, is far more commonly met with in the polypetalous and hypogynous groups than in the gamopetalous or epigynous series.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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= Cohesion of the sepals = in a normally polypetalous calyx renders the latter gamosepalous, and is not of uncommon occurrence, to a partial extent, though rarely met with complete.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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And it was nothing more, -- would have been a whit roused from its apathy, by the information that the primrose is a Dicotyledonous Exogen, with a monopetalous corolla and central placentation.
Lay Sermons, Addresses and Reviews
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Following Augustin Pyranius De Candolle, botanists have applied the term cohesion to the coalescence of parts of the same organ or of members of the same whorl; for instance, to the union of the sepals in a gamosepalous calyx, or of the petals in a gamopetalous corolla.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Morphological characters include leaves that are not gland-dotted, persistent intrapetiolar stipules, some apetalous species, and a reduction in stamen number in several species.
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Cymose inflorescences, arising opposite to leaves (not axillary) near the ends of branches, bear gamopetalous flowers with 5-lobed corollas, which are white, yellow, purple, blue or striped, and about 3 cm across.
Chapter 25
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Vascular plants found in Mt. Assiniboine park include American alpine smelowskia Smelowskia calycina, Raynold's sedge Carex raynoldsii, Cusick's Indian paintbrush Castilleja cusickii, stalked-pod locoweed Oxytropis podocarpa, sub-alpine grassland Saussurea nuda and apetalous campion Silene uralensis attenuata.
Canadian Rocky Mountain Parks, Canada
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And it was nothing more, -- would have been a whit roused from its apathy by the information that the primrose is a Dicotyledonous Exogen, with a monopetalous corolla and central placentation.
Science & Education
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And it was nothing more, 'would have been a whit roused from its apathy by the information that the primrose is a Dicotyledonous Exogen, with a monopetalous corolla and
Who Wrote the Bible? : a Book for the People
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Following Augustin Pyranius De Candolle, botanists have applied the term cohesion to the coalescence of parts of the same organ or of members of the same whorl; for instance, to the union of the sepals in a gamosepalous calyx, or of the petals in a gamopetalous corolla.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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And it was nothing more, 'would have been a whit roused from its apathy by the information that the primrose is a Dicotyledonous Exogen, with a monopetalous corolla and
Who Wrote the Bible? : a Book for the People
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The fusion of the corolla lobes to a sympetalous corolla is late (late sympetaly) taking place by meristem incorporation and fusion across the backs of the anther primordia.
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The flowers in this case were apetalous and imperfect.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Thus, certain species of _Helianthemum_ are apetalous in Lapland.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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_Ledum_, and _Monotropa_ among the sympetalous heaths, are a remarkable instance of this.
Species and Varieties, Their Origin by Mutation
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Flowers in both species are apetalous, with short, inconspicuous calyx lobes and no nectaries.
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The following references apply some to apetalous and others to dimorphic flowers, but it must be remembered that the latter plants are not necessarily wanting in petals or stamens, &c., though the functional activity of the parts may be impaired:
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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It is more common among polysepalous and polypetalous plants than in those in which the sepals or petals are united together.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Please take some time to observe the flower shapes among the various sympetalous flowers.
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I desire now to call attention to chemical groups under the apetalous plants having simplicity of floral elements.
Scientific American Supplement, No. 623, December 10, 1887
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Morphological characters include leaves that are not gland-dotted, persistent intrapetiolar stipules, some apetalous species, and a reduction in stamen number in several species.
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( "Bluthendiagramme, II., page 482) the longer stamens may be either epipetalous or episepalous in this family.
More Letters of Charles Darwin — Volume 2
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The separate petals of the cistus and cherry fall as easily as the foxglove drops its bells; -- on the other hand, there are monopetalous things that don't drop, but hold on like the convoluta, [19] and make the rest of the tree sad for their dying.
Proserpina, Volume 2 Studies Of Wayside Flowers
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In the case of polypetalous, or rather dialypetalous flowers, the petals may be very largely increased by multiplication, as in roses, anemones, pinks, &c. In the last-named genus the number is often so much increased that the calyx splits from the tension exercised on it by the increasing mass within.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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= -- The instances of this are more frequent than in the case of the calyx, and admit of classification according as they occur in polypetalous or gamopetalous flowers, on the outer or inner surface of the petals, &c.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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= -- The instances of this are more frequent than in the case of the calyx, and admit of classification according as they occur in polypetalous or gamopetalous flowers, on the outer or inner surface of the petals, &c.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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The lamina or expanded portion of a monopetalous corolla or of a petal or sepal.
Languagehat.com: THE PERILS OF A FANCY VOCABULARY.
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In the case of polypetalous, or rather dialypetalous flowers, the petals may be very largely increased by multiplication, as in roses, anemones, pinks, &c. In the last-named genus the number is often so much increased that the calyx splits from the tension exercised on it by the increasing mass within.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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When the plants in which these occurrences happen most frequently are compared together, it may be seen that partial or entire suppression of the floral envelopes, calyx, and corolla, is far more commonly met with in the polypetalous and hypogynous groups than in the gamopetalous or epigynous series.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Flowers are small, with white petals up to 2.5 mm or often apetalous, and last only a short time.
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The largest number of instances of this malformation, not merely generically, but also individually, occurs in plants the members of whose floral whorls are not united one to the other; thus, it is far more common in polypetalous plants than in gamopetalous ones.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Some flowers are quite normal, exhibiting no sign of connation; others are wholly gamopetalous, the four petals being united from their base to the very margin of the cup formed.
Species and Varieties, Their Origin by Mutation
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The sympetalous families are believed to be members of a younger group (appearing in Early Tertiary) than the dialypetalous ones.
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The starting-point of the class, however, and the position within it of apetalous families with frequently unisexual flowers, have provoked much discussion.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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A sympetalous corolla typically consists of three parts - the lobes, the throat, and the tube.
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The following list contains the names of the genera in which this separation of the petals of an ordinarily gamopetalous flower takes place most frequently.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Advance has been along two lines, markedly in relation to insect-pollination, one of which has culminated in the hypogynous epipetalous bicarpellate forms with dorsiventral often large and loosely arranged flowers such as occur in Scrophulariaceae, and the other in the epigynous bicarpellate small-flowered families of which the Compositae represent the most elaborate type.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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In the last-named genus, _C. rotundifolia_ has been found with polypetalous flowers in a wild state in the mountains of Canton
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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= -- Deficiency of the entire corolla occurs in conjunction with similar reductions in other organs, or as an isolated phenomenon in the many apetalous varieties of plants recorded in books.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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And it was nothing more, -- would have been a whit roused from its apathy, by the information that the primrose is a Dicotyledonous Exogen, with a monopetalous corolla and central placentation.
Lay Sermons, Addresses and Reviews
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Well-defined polypetalous and gamopetalous genera sometimes occur in the same order, and even
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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These are the plants characterized by sympetalous corollas, epipetalous stamens, and having the number of stamens equal or less than the number of corolla lobes.
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The largest number of instances of this malformation, not merely generically, but also individually, occurs in plants the members of whose floral whorls are not united one to the other; thus, it is far more common in polypetalous plants than in gamopetalous ones.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Flowers that, under ordinary circumstances, are gamopetalous, become, in some instances, multiplied by the formation of additional segments, just as in the case of polypetalous corollas; but in these cases the corollas become polypetalous, their petals do not cohere one with another.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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The highest apetalous plants contain camphors and oils; the highest of the monocotyledons contain a mucilage and oils; and the highest dicotyledons contain oils and special acids.
Scientific American Supplement, No. 623, December 10, 1887
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Dicotyledons the gamopetalous forms are admitted to be the highest development and a dominant one of our epoch.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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The absolute frequency of this occurrence seems to be greatest in those flowers which are normally polypetalous.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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When the plants in which these occurrences happen most frequently are compared together, it may be seen that partial or entire suppression of the floral envelopes, calyx, and corolla, is far more commonly met with in the polypetalous and hypogynous groups than in the gamopetalous or epigynous series.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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And it was nothing more, -- would have been a whit roused from its apathy by the information that the primrose is a Dicotyledonous Exogen, with a monopetalous corolla and central placentation.
Science & Education
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No plants containing saponin have been found among apetalous groups.
Scientific American Supplement, No. 623, December 10, 1887
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An instance of the polypetalous regular perianth of _Clematis viticella_ being changed into
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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When the plants in which these occurrences happen most frequently are compared together, it may be seen that partial or entire suppression of the floral envelopes, calyx, and corolla, is far more commonly met with in the polypetalous and hypogynous groups than in the gamopetalous or epigynous series.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Another feature of interest is the rarity with which axillary prolification is found in irregular gamopetalous blooms.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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= Cohesion of the sepals = in a normally polypetalous calyx renders the latter gamosepalous, and is not of uncommon occurrence, to a partial extent, though rarely met with complete.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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The flower is apetalous with deciduous sepals.
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While the perianth can lack the corolla, much of the terminology associated with the perianth deals with shapes of sympetalous corollas.
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The actinomorphic, tubular flowers of both species are pale blue to mauve, with epipetalous anthers.
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Pinguicula, "Qy. two-lipped? it is monopetalous, and monosepalous, the calyx and corolla being each all in one piece.
Proserpina, Volume 2 Studies Of Wayside Flowers
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Flowers that, under ordinary circumstances, are gamopetalous, become, in some instances, multiplied by the formation of additional segments, just as in the case of polypetalous corollas; but in these cases the corollas become polypetalous, their petals do not cohere one with another.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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In the polypetalous forms progression from hypogyny to epigyny is generally recognized, and where dorsiventrality with insect-pollination has been established, a dominant group has been developed as in the Leguminosae.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
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= -- With reference to double flowers, it was remarked by Linné that polypetalous flowers were, as he said, multiplied, while monopetalous flowers were duplicated, or triplicated, as the case may be, [435] a statement that is true in the main, though it requires modification.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
