GLOSSARY 643 



Conduplicate. — Folded lengthwise. 



Connivent. — Overlapping or brought close together. 



Convergent. — Margins touching. 



Convolute. — Rolled lengthwise. 



Cordate. — Heart-shaped. 



Corneus. — Horny. 



Corm. — The swollen, fleshy, and solid base of a stem. 



Cortex. — Bark region, from epidermis to endodermis. 



Corymb. — An indeterminate type of inflorescence that is flat-topped. 



Corymbose. — Corymb-like. 



Crenate. — Margins with rounded teeth. 



Crenulate. — With very small rounded teeth; diminutive of crenate. 



Culm. — The hollow stem of grasses and sedges. 



Ctilicle. — A thin covering of a waxy substance called cutin on the outer 

 wall of epidermal cells. 



Cyme. — A determinate type of inflorescence, in which the first flowers to 

 open are those toward the inside. 



Cymose. — Cyme-like, or bearing cymes. 



Decompound. — Several times compound or divided, as in leaves of carrot 



Decumbent. — More or less prostrate, but with the tips ascending. 



Decurrent (leaf). — Extending down the stem below the point of insertion. 



Dehiscence. — The opening of a fruit or anther. 



Dehiscent. — Splitting open. 



Dentate. — Sharp-toothed; teeth directed forward. 



Denticidate.— Diminutive of dentate; furnished with very small sharp teeth. 



Diadelphous (stamens). — United into two sets, as in many legumes. 



Diaphragm. — A dividing partition. 



Dichogamy. — A condition in which stamens and pistils do not mature 

 simultaneously. 



Diclinism. — Stamens and pistils in separate flowers, as in dioecious and 

 monoecious plants. 



Digitate. — The spreading of segments like the fingers from palm of hand. 



Dilated . — Expanded . 



Dimorphism. — The occurrence of two distinct forms, as in flowers of buck- 

 wheat. 



Dioecious. — Bearing staminate and pistillate flowers on different individual 

 plants. 



Dissected. — Divided into many lobes or segments. 



Distichous. — Two-ranked, as the leaves of grasses. 



Divergent. — Spreading apart. 



Divided. — Segmented to the midline, midvein, or base. 



Dorsal. — On the back; surface of member turned away from the main axis. 



