. Plants and their uses; an introduction to botany . 46 VARIOUS FOOD-PLANTS Fig. 34.—Coconut (Cocos nwci-jera, Palm Family, Pnl~maccw). Plants in fruitshowing gcnoral form.(Baillon.)—The coluiiiiiartrunk rises to a height of20-30 m. and bears brightgreen leaves G-7 m. Fig. 35.—Coconut. A, fruit, show-ing husk cut vertically through thecenter, revealing the hard shell ofthe nut. B, nut viewed from be-low, showing the lines (a, a, a) alongwhich the three pistils are united;and between them the three germ-pores from the lower one of whichordinarily the single germ emergesin sprouting. C, l
. Plants and their uses; an introduction to botany . 46 VARIOUS FOOD-PLANTS Fig. 34.—Coconut (Cocos nwci-jera, Palm Family, Pnl~maccw). Plants in fruitshowing gcnoral form.(Baillon.)—The coluiiiiiartrunk rises to a height of20-30 m. and bears brightgreen leaves G-7 m. Fig. 35.—Coconut. A, fruit, show-ing husk cut vertically through thecenter, revealing the hard shell ofthe nut. B, nut viewed from be-low, showing the lines (a, a, a) alongwhich the three pistils are united;and between them the three germ-pores from the lower one of whichordinarily the single germ emergesin sprouting. C, lengthwise sec-tion through the fruit sprouting;notice the thick husk into andthrough which the young roots grow, the hard shell of the nut (shownblack) within which is the layer of solid seed food (coarsel\- dotted),and the liquid food or milk (white) into which the enlarging cotyle-don or seed-leaf (finely dotted) pushes its way and acts as an organof absorption. (Warming.)—The husk is smooth and grayish brown,and is largely composed of coarse, tough fibers. VARIOUS FOOD-PLANTS 47
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
