GLOSSARY OF BOTANICAL TERMS 



Caducous. — Applied to the calyx of a flower when it falls off before the 

 flower expands ; also to the stipules of a leaf if they fall as the leaf 

 appears. 



Calyx. — The outer whorl of floral envelopes. 



Campanulate. — Bell-shaped. 



Capsule. — A dry, usually dehiscent fruit, made up of two or more carpels. 



Carpel. — A simple pistil, or one member of a compound pistil. 



Catkin. — An anient. 



Cellulose. — A primary cell-wall substance. 



Chlorophyll. — The green grains in the cells of plants. 



Claw, — The stalk or contracted base of a petal. 



Cohesion. — The union of members of the same floral whorl. 



CoNDUPLiCATE. — Doubled together. The vernation of a leaf is condupli- 

 cate when the two sides are folded together lengthwise, face to face. 



Connate, — Grown together. 



Connective. — That portion of the anther which connects the two lobes. 



Contorted. — Twisted together. 



Convolute. — Rolled up; applied to leaves that are rolled from one 

 edge. 



Cordate.— Heart-shaped; applied to a leaf which has a deeply indented 

 base. 



Coriaceous. — Thickish and leathery in texture. 



Corolla, — The inner whorl of floral envelopes. 



Corymb. — A flower cluster in which the axis is shortened and the pedicels of 

 the lower flowers lengthened, so as to form a flat-topped cluster. 



Corymbose. — Like a corymb. 



Cotyledon. — One of the parts of the embryo performing in part the func- 

 tions of a leaf, but usually serving as a storehouse of food for the de- 

 veloping plant. 



Crenate. — Scalloped. 



Crenulate. — Finely crenate. 



Cross-fertilization. — When the stigma of one flower receives the pollen 

 of a different flower. 



Cruciform. — Applied to corollas of four distinct petals arranged in form 

 of a cross. 



Cuspidate. — Tipped with a sharp and rigid point. 



Cyme. — A broad and flattish inflorescence with the central or terminal flowers 

 blooming earliest. 



Deciduous. — Not persistent; applied to leaves that fall in autumn and to 

 calyx and corolla when they fall off before the fruit develops, 



Decurrent. — Applied to leaves which are prolonged down the side of the 

 petiole. 



Definite. — Limited or defined. 



Dehiscence. — The act of splitting open. 



Deltoid. — Triangular, somewhat like the Greek letter delta. 



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