GLOSSARY. 



417 



diadelphous — see page 188. 



dichotomous, 2-forked. 



diffuse^ spreading widely and 



irregularly. 

 digitate — leaflets are digitate 



when they are all borne on 



the end of a petiole. 

 dissected, cut deeply into many 



lobes or divisions. 

 dissepiments, the partitions in a 



compound ovary. 

 diurnal, expanded during the 



day, closed at night. 

 distichous, 2-ranked. 

 distinct, free. 



divaricate, widely divergent. 

 divided, cut into divisions down 



to the midrib. 

 drupe, a fleshy fruit containing 



a stone, as the plum. 



echinate, armed with prickles. 



elliptical, oval or oblong, with 

 the ends regularly rounded. 



emarginate, notched at the sum- 

 mit. 



emersed, raised out of water. 



endocarp, the inner layer of a 

 pericarp. 



endosperm, the nutritive matter 

 in a seed, surrounding the 

 embryo. 



ephemeral, lasting for a day or 

 less. 



epigynous, upon the ovary. 



equitant, folded longitudinally, 

 and each embracing the next 

 within. 



erose, eroded as if gnawed. 



exocarp, outer layer of a peri- 

 carp. 



extrorse, turned outward. 



falcate, scythe-shaped. 

 farinaceous, mealy in texture. 

 fascicle, a close cluster. 

 fastigiate, close, parallel and 



upright. 

 faveolate, favose — see alveolate, 

 ferruginous, resembling iron-rust. 

 filament, the stock of a stamen. 

 filiform, thread-like. 

 fimbriate, fringed. 

 28 



fistulose, hollow and cylindric. 

 fiahelliform, fan-shaped. 

 flavescent, yellowish. 

 flexuous or flexuose, bending in 



opposite directions, zig-zag. 

 floccose, woolly. 

 foliate, provided with leaves. 

 follicle, a pod composed of a 



single carpel, opening down 



the inner suture. 

 fruit, the mature ovary and all 



that is connected with it. 

 frutescent, somewhat shrubby. 

 fugacious, soon perishing or 



falling off. 

 fulvous, tawny. 

 funiculus, the stock of an ovule 



or seed. 

 furfuraceous, bran-like. 

 fusiform, spindle-shaped. 



galea, a helmet-shaped body. 



geniculate, bent abruptly. 



gibbous, somewhat swollen or 

 enlarged. 



glabrate, becoming glabrous or 

 almost so. 



glabrous, smooth, not hairy. 



glands, small cellular organs 

 which secrete certain sub- 

 stances, such as oil. 



glandular, with glands. 



glaucescent, slightly glaucous. 



glaucous, covered with a bloom. 



glomerate, closely aggregated in 

 a dense head. 



glume, floral bracts in grasses. 



gramineous, grass- like. 



habit, the general aspect of a 



plant. 

 habitat, the place where a plant 



grows. 

 hairy, beset with rather long 



hairs. 

 hastate, halberd-shaped. 

 herb, a plant that is not woody. 

 hilum, the scar of a seed, the 



place of attachment. 

 hirsute, with stifiish hairs. 

 hirsutulous, minutely hirsute. 

 hispid, beset with stiff hairs. 

 hoary — see canescent. 



