. Foundations of botany. Fig. 167. — Chestnuts. THE FRUIT 223. Fig. 168. — Group of Folli- a seed which springs from a single ovule of one cell of acompound ovary, which develops at the expense of all theother ovules. The chestnut-bur is a kind of involucre, and so is the acorn-cup. The namenut is often incorrectly applied inpopular language; for example, theso-called Brazil-nut is really a largeseed with a very hard testa. 238. The Follicle. — One-celled,simple pistils, like those of the marshmarigold, the columbine, and a goodmany other plants, often produce afruit which dehisces along a sin
. Foundations of botany. Fig. 167. — Chestnuts. THE FRUIT 223. Fig. 168. — Group of Folli- a seed which springs from a single ovule of one cell of acompound ovary, which develops at the expense of all theother ovules. The chestnut-bur is a kind of involucre, and so is the acorn-cup. The namenut is often incorrectly applied inpopular language; for example, theso-called Brazil-nut is really a largeseed with a very hard testa. 238. The Follicle. — One-celled,simple pistils, like those of the marshmarigold, the columbine, and a goodmany other plants, often produce afruit which dehisces along a single cles and a Single Follicle guturc, USUallv the VCUtral OUC. Suchof tne Monkshood. ^ a fruit is called sl follicle (Fig. 168).• 239. The Legume. — A legume is a one-celled pod,formed by the maturing of a simple pistil, which dehiscesalong both of its sutures, as already seen in the case ofthe bean pod, and illus-trated in Fig. 271. 240. The Capsule.—The dehiscent fruitformed by the ripeningof a compound pistil iscalled a capsule. Sucha fruit may
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectplants, bookyear1901
