742 



GLOSSARY. 



Fuscous. Grayish-brown. 

 Fusiform. Spindle-shaped; swollen in the 

 middle and narrowing toward each end. 



Galea. A hooded or helmet-shaped portion 



of a perianth, as the upper sepal of Aconi- 



tum, and the upper lip of some bilabiate 



corollas. 



Galeate. Helmet-shaped; having a galea. 

 Gamopetalous. Having the petals of the 



corolla more or less united. 

 Gamophyllous. Composed of coalescent 

 leaves, sepals, or petals. 

 Gemma. A bud cr body analogous to a bud 



by which a plant propagates itself. 

 Gemmiparous. Producing gemmae. 

 Geniculate. Bent abruptly, like a knee. 

 Gibbous. Protuberant or swollen on one 



side. 

 Glabrate. Somewhat glabrous, or becoming 



glabrous. 

 Glabrous. Smooth; not rough, pubescent, 



or hairy. 

 Gland. A secreting surface or structure; 



any protuoerance or appendage having the 



appearance of such an organ. 

 Glandular. Bearing glands or of the nature 



of a gland. 

 Glaucous. Covered or whitened with a 



bloom. 



Globose, Globular. Spherical or nearly so. 

 Glochidiate. Barbed at the tip. 

 Glomerate. Compactly clustered. 

 Glumaceous. Furnished with or resembling 



glumes. 



Glume. One of the chaffy bracts of the in- 

 florescence of Grasses. 

 Granular. Composed of small grains. 

 Gregarious. Growing in groups or clusters. 

 Gymnospermous. Bearing naked seeds, 



without an ovary. 

 Gynandrous. Having the stamens borne 



upon the pistil, as in Orchidaceae. 

 Gynobase. An enlargement or prolongation 



of the receptacle bearing the ovary. 



Habit. The general appearance of a plant. 

 Halberd-shaped. The same as Hastate. 

 Hastate. Like an arrow-head, but with the 



basal lobes pointing outward nearly at right 



angles. 

 Head. A dense cluster of sessile or nearly 



sessile flowers on a very short axis or re- 

 ceptacle. 



Heart-shaped. Ovate with a sinus at base. 

 Herb. A plant with no persistent woody stem 



above ground. 

 Herbaceous. Having the characters of an 



herb ; leaf-like in color and texture. 

 H&terocarpous . Producing more than one 



kind of fruit. 

 Heterogamous. Bearing two kinds of 



flowers. 



Hilum. The scar or point of attachment of 

 the seed. 



Hirsute. Pubescent with rather coarse or 

 stiff hairs. 



Hispid. Beset with rigid or bristly hairs or 

 with bristles. 



Hispidulous. Minutely hispid. 



Hoary. Grayish-white with a fine close 

 pubescence. 



Homogamous. Bearing but one kind of 

 flowers. 



Hooded. Shaped like a hood or cowl. 



Hyaline. Transparent or translucent. 



Hybrid. A cross-breed of two species. 



Hypogynous. Situated on the receptacle be- 

 neath the ovary and free from it and from 

 the calyx ; having the petals and stamens 

 so situated. 



Imbricate. Overlapping, either vertically or 



spirally, where the lower piece covers the 



base of the next higher, or laterally, as in 



the aestivation of a calyx or corolla, where 



at least one piece must be wholly external 



and one internal. 

 Immersed. Growing wholly under water ; 



wholly covered by the involucral leaves, as 



sometimes the capsule in Hepaticae. 

 Incised. Cut sharply and irregularly, more 



or less deeply. 



Included. Not at all protruded from the sur- 

 rounding envelope. 

 Incubous (leaf). Having the tip or upper 



margin overlapping the lower margin of 



the leaf above. 

 Incumbent (cotyledons). Lying with the 



back of one against the radicle. 

 Indefinite (stamens). Inconstant in number 



or very numerous. 

 Indehiscent. Not opening by valves, etc. ; 



remaining persistently closed. 

 Indigenous. Native and original to the 



country. 



Indurated. Hardened. 

 Indusium . The proper ( often shield-shaped) 



covering of the sorus or fruit-dot in Ferns. 

 Inequilateral. Unequal-sided. 

 Inferior. Lower or below ; outer or anterior. 



Inferior ovary, one that is adnate to the 



calyx. 



Inflated. Bladdery. 

 Inflorescence. The flowering part of a plant, 



and especially the mode of its arrangement. 

 Infra-. In composition, below ; as infra- 



axillary, below the axil. 

 Innovation. An offshoot from the stem. 

 Inserted. Attached to or growing out of. 

 Inter- or intra-. In composition, between. 

 Interfoliaceous . Between the leaves of a 



pair, as the stipules of many Rubiaceae. 

 Intemode. The portion of a stem between 



two nodes. 

 Intramarginal. Within and near ih 



margin. 



