File:Text-book of structural and physiological botany (1877) (14590066539).jpg

Identifier: textbookofstruct00thom (find matches)
Title: Text-book of structural and physiological botany
Year: 1877 (1870s)
Authors: Thomé, Otto Wilhelm, 1840- Bennett, Alfred William, 1833-1902
Subjects: Plant physiology
Publisher: New York : J. Wiley & sons
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library

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ris, and other species, yield salep. The fruits ofsome species are rich in aromatic substances; the officinal vanilla isobtained from Vanilla aromatica, planifolia, and perhaps some otherspecies from tropical America. (Principal genera :—Dendrobium, Mas-devallia, Malaxis, Bolbophyllum, Cattleya, Epidendrum, Odontoglossum,Maxillaria, Vanda, Saccolabium, Stanhopea^ Oncidium, Lycaste, Ang7CE-cum, Catasehtm, Oi^chis, Serapias, Aceras, Satyrium, Ophrys, Platan-thera, Gyinnadenia, Habenaria, LiDiodorum, Corysanthes, Vanilla,Listerd, Neottia, Epipactis, Spiranthes, Cypripedium,) (Cohort IV. Narcissales. Flowers hermaphrodite, regular or ir-regular ; periant?! usually petaloid ; stamens three or six, inserted onthe perianth-tube : ovary trilocular; seeds with copious fleshy or hornyendosperm, and a distinct embryo ; leaves parallel-veined. Principalorders :—Iridece (Gladiolus, Iris, Crocus, Tigridia) ; Amaryllidece i^Ga-lanthus, Narcissics, Crinum, Pancratium^ Amaryllis, Leucojum, Agave).
Text Appearing After Image:
-1. Aceras an^/iro/o/>^ora, man orchis ; wholeplant (natural size): II. flower of an orchid lookedat in front, the ovary being concealed ; l p antherlobes, each containing a poUinium; st stigma; krostellum (magnified); III. diagram of the flower ofan orchid ; IV. gynostegium of Cypripedhmi, seenlaterally ; above to the right the anther, to the left thestigma (magnified); V. pollinia oi an orchid with their pedicels, united by the rostellum (greatly magnified) ; VI. burst capsule (natural sise) : VII. transverse section of an ovary (magnified). special Mojphology and Classification. 3 51 Cohort V. DioscoRALES. Flowers dioecious, regular; perianth herba-ceous ; stamens six, inserted at the base of the perianth-segments ;ovary trilocular ; fruit a berry or capsule ; seeds with copious fleshyendosperm, and a distinct included embryo. Climbing herbs or smallshrubs, with netted-veined leaves. Oxd^oxDioscoreacece (Dioscorea^ Tamils^Testudinaria). Division III. Flowsrspetaloid. Ovary super

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