. Foundations of botany. o be distinct. 214. Parts of the Stamen and the Pistil.— The stamen usually consists of a hollowportion, the anther (Fig. 149, a), borne on astalk called the filament (Fig. 149, /), whichis often lacking. Inside the anther is a pow-dery or pasty substance called poRpM or microspores (). The pistil usually consists of a small chamber, theovary^ which contains the ovules.) macrospores (Sect. 374),or rudimentary seeds, a slen-der portion or stalk, called thestyle., and at the top of this aridge, knob, or point calledthe stigma. These parts areall shown in Fig. 150

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. Foundations of botany. o be distinct. 214. Parts of the Stamen and the Pistil.— The stamen usually consists of a hollowportion, the anther (Fig. 149, a), borne on astalk called the filament (Fig. 149, /), whichis often lacking. Inside the anther is a pow-dery or pasty substance called poRpM or microspores (). The pistil usually consists of a small chamber, theovary^ which contains the ovules.) macrospores (Sect. 374),or rudimentary seeds, a slen-der portion or stalk, called thestyle., and at the top of this aridge, knob, or point calledthe stigma. These parts areall shown in Fig. 150. Inmany pistils the stigma isborne directly on the Union of Stamens withEach Other. —Stamens may fig. of wiiiow. ^ (Magnified.; be wholly unconnected with a, stamlnate flower ;. B, pistillate flower. 1 It would not be safe to assume that the gamosepalous calyx or the gamo-petalous corolla is really formed by the union of separate portions, but it isvery convenient to speak of it as if it 202 FOUNDATIONS OF BOTANY

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectplants, bookyear1901