86o 



Glossary of Special Terms 



Cuneate. Wedge-shaped. 



Cuspidate. Sharp-pointed; ending in a cusp. 



Cyme. A convex or flat flower-cluster of the 



determinate type, the central flowers first 



unfolding. 

 Cymose. Arranged in cymes; cyme-like. 



Deciduous. Falling away at the close of the 



growing period. 

 Decompound. More than once divided. 

 Decurrent. Applied to the prolongation of an 



organ, or part of an organ running along the 



sides of another. 

 Deflexed. Turned abruptly downward. 

 Dehiscence. The opening of an ovary, or an- 

 ther-sac to emit the contents. 

 Dehiscent. Opening to emit the contents. 

 Dentate. Toothed, especially with outwardly 



projecting teeth. 

 Denticulate. Diminutive of dentate. 

 Depressed. Vertically flattened. 

 Diadelphous. Stamens united into two sets. 

 Dichotonious. Forking regularly into two 



nearly equal branches or segments. 

 Dicotyledonous. With two cotyledons. 

 Diffuse. Loosely spreading. 

 Digitate. Diverging, like the fingers spread. 

 Dioecious. Bearing staminate flowers on one 



plant, and pistillate flowers on another of the 



same species. 

 Disk. An enlargement or prolongation of the 



receptacle of a flower around the base of the 



pistil. 

 Dissepiment. A partition -wall of an ovary or 



fruit. 

 Distichous. Arranged in two rows. 

 Distinct. Separate from each other. 

 Divaricate. Diverging at a wide angle. 

 Divided. Cleft to the base or to the mid- 

 nerve. 

 Dorsal. On the back, pertaining to the back. 

 Drupaceous. Drupe-like. 

 Drupe. A simple fruit, usually indehiscent, 



with fleshy exocarp and bony endocarp. 



Ellipsoid. A solid body, elliptic in section. 

 Elliptic. With the outline of an ellipse; oval. 

 Emarginate. Notched at the apex. 

 Embryo. A rudimentary plant in the seed. 

 Endocarp. The inner layer of the pericarp. 

 Endogenous. Forming new tissue within. 



Endosperm. The substance surrounding the 



embryo of a seed; albumen. 

 Entire. Without divisions, lobes, or teeth, 

 Epigynous. Adnate to or borne on the upper 



part of the ovary. 

 Erase. Irregularly margined, as if gnawed. 

 Evergreen. Bearing green leaves throughout 



the year. 

 Exfoliating. Peeling ofT in layers. 

 Exocarp. The outer layer of the pericarp. 

 Exogenous. Forming new tissue outside the 



older. 

 Exserted. Prolonged past surrounding organs. 



Falcate. Scythe-shaped. 

 Fascicle. A dense cluster. 

 Fascicled. Borne in dense clusters. 

 Fastigiate. Stems or branches which are 



nearly erect and close together. 

 Fertile. Bearing spores, or bearing seed. 

 Fertilization. The mingling of the contents of 



a male and female cell. 

 Filament. The stalk of an anther; the two 



forming the stamen. 

 Filiform. Thread-like. 

 Fimbriate. With fringed edges. 

 Flexuous. Alternately bent in different direc- 

 tions. 

 Foliaceous. Similar to leaves. 

 Foliolaie. With separate leaflets. 

 Follicle. A simple fruit dehiscent along one 



suture. 

 Follicular. Similar to a follicle. 

 Free. Separate from other organs; not adnate. 

 Fugacious. Falling soon after development. 

 Fugitive. Plants not native, but occurring 



here and there, without direct evidence of 



becoming established. 

 Fusiform. Spindle-shaped. 



Gamopetalous. With petals more or less united. 



Glabrate. Nearly without hairs. 



Glabrous. Devoid of hairs. 



Gland. A secreting cell, or group of cells. 



Glandular. With glands, or gland-like. 



Glaucous. Covered with a fine bluish or white 



bloom; bluish-hoary. 

 Globose. Spherical or nearly so. 

 Glomerate. In a compact cluster. 

 Glomerule. A dense capitate cyme. 

 Gregarious. Growing in groups or colonies. 



