How To Use Perianth In A Sentence
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_ Longitudinal section of the summit of a shoot bearing a nearly mature sporogonium, sg, still enclosed in the calyptra; ar ', archegonia which have remained unfertilized; st, stem; b, leaf; p, perianth.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"
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Around these reproductive organs is the perianth, usually consisting of an outer whorl of sepals and an inner whorl of petals.
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The yellowish-green to white perianth of male and hermaphrodite flowers is tubular.
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By the leaf, perianth and bulb as explant and divided them 5 ages degree, studied of hyacinth difference explants and theirs ages on bulb induce in vitro.
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In the scilla there is no corona, neither a tube, but the petal-like sepals or divisions of the perianth are entire, going to the base of the flower.
Hardy Perennials and Old Fashioned Flowers Describing the Most Desirable Plants, for Borders, Rockeries, and Shrubberies.
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Staminate flowers in long, drooping catkins, provided with three or more stamens and occasionally with an irregular-lobed perianth adnate to the bractlet and a rudimentary ovary.
The Pecan and its Culture
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Flowers of Nigella have a conspicuous perianth, differentiated into an outer whorl of five white, petaloid sepals and an inner whorl of eight, stalked nectaries.
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B, The "perianth" with the small perichaetial leaves below it.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"
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A flower is hypogynous if the perianth and androecium are inserted around the base of the gynoecium.
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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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Beautiful top is unripe, form of corollaceous white horn, perianth takes 6 amaranth streak, provide scent, florescence spring comes the summer.
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Its flower color is golden-yellow, while the small perianth petals are greenish-yellow.
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This crown is connected at the base of the divisions of the perianth, which divisions do not go to the base of the flower, but form what may be called an outer tube.
Hardy Perennials and Old Fashioned Flowers Describing the Most Desirable Plants, for Borders, Rockeries, and Shrubberies.
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Thus it was in a specimen of _Odontoglossum Alexandræ_ examined by the writer, and in which, within a normally constructed perianth, there were six columns, all polliniferous, but arranged in so confused and complicated a manner that it was impossible to make out any definite relation in their position.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Their perigonium consists of two trimerous whorls of tepals, or conversely of a perianth comprising calyx and corolla.
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The spurred perianth leaf is a secondary structure.
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Many of the recorded instances of so-called metamorphosis of the parts of the flower to sepals have occurred in monocotyledonous plants, or others in which the calyx and corolla are of the same colour, and constitute what is frequently termed the perianth; and as this is usually brightly coloured (not green) it is more convenient to group the metamorphoses in question under the general term Petalody, which thus includes all those cases in which the organs of the flower appear in the form of coloured petal-like organs, whether they be true petals or segments of a coloured perianth.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Thus, the perianth of male flowers is often larger than that of female flowers.
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In the female flower the perianth is the same as in the former, the stamens sterile.
The Medicinal Plants of the Philippines
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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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Of course if they be opposed, the perianth will be referrible to a calyx if not to a corolla.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
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Outer perianth segments dark brownish - red, short lanceolate, with whitish edge.
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Bud angled, perianth lobes joined, fleshy with a red surface.
Chapter 7
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The results showed that seed germination and mortality of Zygophyllum xanthoxylum were significantly affected by winged perianth, and varied with the burial depth and duration.
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B, The "perianth" with the small perichaetial leaves below it.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"
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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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Thus, the perianth of male flowers is often larger than that of female flowers.
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The perianth is commonly uniseriate, consisting of 3-5 valvate, basally connate sepals, but sometimes an equal number of petals are also present.
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Importantly, organs of the two outermost whorls of lily flower are very similar, generating a perianth of tepals, instead of sepals and petals.
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The staminode in other Asteridae families is on the adaxial side and a corolla lobe is the abaxial perianth organ.
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Within this petaloid perianth is a membranous one, together with a boat-shaped bracteolate body, entire.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
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The leaves below the archegonial group are frequently modified in size and shape, but the chief protection is afforded by a tubular perianth, which corresponds to a coherent whorl of leaves and grows up independently of fertilization.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"
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The whole perianth was colored, the anther dehiscence was extrorse, the stigma was subulate, and the perianth was hexamerous.
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The perianth of Calceolariaceae is shown to be derived from a tetramerous condition, not from pentamery as traditionally believed.
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Similarly, in freesia florets the increase in perianth sugars was more than 10 times higher than the decrease in starch content.
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Remarks: The other member of this genus in Kenya, H. africana, is different in that it has no hairs at the edge of the perianth lobes.
Chapter 7
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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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In flowers with attractive sepals, since these perianth parts are inflexed, bees may spend several seconds on the flower sepals before falling into the flower cavity.
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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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This botanist observed and figured a flower of _Orchis palustris_ with tetramerous arrangement of parts, that is to say there were four outer segments to the perianth, four petals, of which two were lip-like, four stamens, three of which were rudimentary, and an ovary with four parietal placentæ. [
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
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Applied to a perianth, which is tough, thin, and femi-tranfparent; as in Statice Armaria, or Thrift, Centaurea glaf -
The language of botany : being a dictionary of the terms made use of in that science, principally by Linneus ...
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Flowers are produced on slender scapes, 3in. to 4in. long, singly, from the long membranous spatha; they are 1¼in. across the expanded perianth, and about the same length; the six divisions are rather longer than the tube, and of a pale yellow or lemon colour; the crown or nectary is campanulate, longer than the petal-like divisions, lobed, fringed, and of a deep yellow colour.
Hardy Perennials and Old Fashioned Flowers Describing the Most Desirable Plants, for Borders, Rockeries, and Shrubberies.
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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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To these leaves surrounding the sporophylls, the general name of "perianth" or
Elements of Structural and Systematic Botany For High Schools and Elementary College Courses
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A cup-shaped staminate perianth with dorsal, fleshy, crestate appendages is present only in Endolepis dioica.
