The elements of botany for The elements of botany for beginners and for schools elementsofbotany00gray Year: 1887 § 3. PLAN OF FLOWER. 239. All flowers are formed upon one general plan, but with almost in- finite variations, and many disguises. This common plan is best understood by taking for a type, or standard for comparison, some perfect, complete, regular, and symmetrical blossom, and one as simple as such a blossom could well he. Flowers are said to be Perfect (hermaphrodite), when provided with both kinds of essential or- gans, i. e. with both stamens and pistils. Complete, whe
The elements of botany for The elements of botany for beginners and for schools elementsofbotany00gray Year: 1887 § 3. PLAN OF FLOWER. 239. All flowers are formed upon one general plan, but with almost in- finite variations, and many disguises. This common plan is best understood by taking for a type, or standard for comparison, some perfect, complete, regular, and symmetrical blossom, and one as simple as such a blossom could well he. Flowers are said to be Perfect (hermaphrodite), when provided with both kinds of essential or- gans, i. e. with both stamens and pistils. Complete, when, besides, they have the two sets of floral envelopes, namely, Fio. 221. Model of a simple pistil, with ovary cut across and slightly opened ventrally, to show the ovules and their attachment. Fro. 222. Flower of Sedum ternatnm, a stonecrop. Pig. 228. Parts of same, two of each kind, separated ami displayed ; the torus or receptacle in the centre; a, a sepal; h, a petal; c, a stamen ; </, a pistil. 6
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