Glossary 



1121 



Clbne. A plant propagated vegetatively by 

 cutting, budding, layering, or grafting. 



Colorless. Without distinct color, opaque 

 or translucent. 



Condiiplicate. Folded together lengthwise. 



Connate. Similar organs more or less 

 united. 



Convolute. Rolled up longitudinally. 



Cordate. Heart-shaped. 



Coriaceous. Leathery in texture. 



Corolla. The inner of the two series of 

 floral leaves. 



Cdrymb. A convex or flat-topped flower 

 cluster with the pedicels or rays arising 

 from different points on the axis, with the 

 marginal flowers blooming first. 



Cotyledon. A rudimentary leaf of the 

 embryo. 



Crenate. Scalloped with rounded teeth. 



Cucullate. Hooded, or resembling a hood. 



Culm. The stem of grasses and sedges. 



Cuneale. Wedge-shaped. 



Cuspidate. Tipped with a sharp, rigid point. 



Cyme. A convex or flat-topped flower cluster 

 with the central flowers unfolding first. 



Deciduous. Falling away at the close of the 

 growing season. 



Decumbent. Having the stem or branches 

 on an incline with their growing ends 

 erect. 



Dehiscence. The opening of an ovary or 

 anther sac to discharge its contents. 



Deltoid. Broadly triangular. 



Dentate. Toothed, with the teeth pro- 

 jecting outward. 



Denticulate. Dentate but the teeth very 

 small. 



Depauperate. Starved or smaller than nor- 

 mal size. 



Dichotomous. Forking regularly into two 

 nearly equal branches. 



Diffuse. Loosely spreading. 



Dioecious. Unisexual, with the two kinds 

 of flowers on separate plants. 



Disk. The enlargement of the receptacle at 



or around the base of the pistil; in Com- 



positae the tubular flowers of the head as 



distinct from the ray flowers. 



Dissected. Cut or divided into numerous 



segments. 

 Distinct. Not united; separate; evident. 

 Divaricate. Separated by a wide angle. 

 Dorsal. Upon or relating to the back or 



outer surface of an organ. 

 Drupe. A simple fruit, usually indehiscenl , 

 with fleshy pericarp and the seed portion 

 hard or bony. 

 Drupelet. A diminutive drupe. 



Ecoldgical. Concerning the relation of 



plants to their environment. 

 Elliptic. Oval; in the form of an ellipse. 

 Ellipsoid. A solid body, elliptic in longi- 

 tudinal section. 

 Emarginate. Notched at the apex. 

 End.6gen.ous. Forming new tissue within. 

 Epigynous. Adnatc to or borne on the 



summit of the ovary. 

 Epiphytic. Growing on other plants, but 



not parasitic. 

 Erbse. As if gnawed. 

 Exbgenous. Forming new tissue in layers 



outside the older tissue. 

 E.rxerted. Prolonged beyond surrounding 



organs. 

 Falcate. Scythe-shaped. 

 Farinose. Covered with meal-like powder. 

 Fascicle. A dense cluster. 

 Fasligiate. Erect and close together. 

 Fibrillose. Abounding with fine fibers. 

 Filament. The stalk of a stamen which 



supports the anther. 

 Filiform. Threadlike. 

 Filamentose. Composed of threads. 

 Fimbriate. Fringed. 

 Flaccid. Lax; weak. 

 Flexuous. Zigzag; bending alternately in 



opposite directions. 

 Foliaceous. Similar to leaves. 

 Follicle. A fruit with a single carpel de- 

 hiscing along one suture. 

 Fldret. A small flower such as one of a grass 



or sedge; one of a dense cluster. 

 Frond. The leaf of a fern. 

 Fruit. The seed-bearing product of a plant. 

 Gamopetalous. With the petals more or less 



united. 

 (ribbons. Enlarged or swollen on one side. 

 Glabrate. Almost without hairs. 

 Glabrous. Devoid of hairs. 

 Gland. A secreting cell, or group of cells; 



any protuberance having the appearance 



of such an organ. 

 Glandular. With glands or gland-like. 

 Glaucous. Covered with a fine bluish or 



white bloom. 

 Glomerule. A dense capitate cyme. 

 Glume. Bract at the base of the spikclct 



in grasses and sedges. 

 Gynaecandrous. In Carex, having a spike 



with the upper flowers pistillate and the 

 lower ones staminate. 

 Habit. General appearance of a plant. 

 Habitat. A plant's natural place of growth. 

 Hastate. Like an arrowhead but with the 

 basal lobes diverging. 



