GLOSSARY OF SPECIAL TEEMS. 



553 



Connective. The end of the filament, 

 between the anther-sacs. 



Connivent. Converging. 



Convolute. Rolled around or rolled up 

 longitudinally. 



Corattoid. Resembling coral. 



Cordate. Heart-shaped. 



Coriaceous. Leathery in texture. 



Corm. A swollen, fleshy base of a 

 stem. 



Corolla. The inner of two series of 

 floral leaves. 



Corona; Crown. An appendage of 

 the corolla ; a crown-like margin at 

 the top of an organ. 



Coroniform. Crown-like. 



Cortex. The bark, rind, or super- 

 ficial layer of tissue. 



Cortical. Pertaining to the cortex. 



Corymb. A convex or flat-topped 

 flower-cluster of the racemose type, 

 with pedicels of rays arising from 

 different points on the axis. 



Corymbose. Borne in corymbs; cor- 

 ymb-like. 



Cost ate. Ribbed. 



Cotyledon. A rudimentary leaf of 

 the embryo. 



Crenate. Scalloped; with rounded 

 teeth. 



Crenulate. Diminutive of crenate. 



Crustaceous. Crustose. Hard and 

 brittle; crust-like. 



Cryptostoma. A small superficial pit, 

 bearing hairs or paraphyses, in cer- 

 tain Algae. 



Cucullate. Hooded, or resembling a 

 hood. 



Culm. The stem of grasses and 

 sedges. 



Cuneate. Wedge-shaped. 



Cusp. A sharp stiff point. 



Cuspidate. Sharp-pointed ; ending in 

 a cusp. 



Cyme. A convex or flat flower-clus- 

 ter of the determinate type, the 

 central flowers first unfolding. 



Cymose. Arranged in cymes; cyme- 

 like. 



Cystocarp. A multicellular spore-bear- 

 ing body of sexual origin, in the 

 Red Algae. 



Deciduous. Falling away at the close 

 of the growing period. 



Decompound. More than once di- 

 vided. 



Decumbent. Stems or branches in an 

 inclined position, but the end as- 

 cending. 



Decurrent. Applied to the prolonga- 

 tion of an organ, or part of an or- 

 gan running along the sides of an- 

 other. 



Decussate. In alternating pairs, 

 crossing at right angles. 



Deflexed. Turned abruptly down- 

 ward. 



Dehiscence. The opening of an ovary, 

 anther-sac or sporange to emit the 

 contents. 



Dehiscent. Opening to emit the con- 

 tents. 



Deltoid. Broadly triangular, like the 

 Greek letter delta. 



Dentate. Toothed, especially with 

 outwardly projecting teeth. 



Denticulate. Diminutive of dentate. 



Depauperate. Impoverished, small. 



Depressed. Vertically flattened. 



Dextrorse. Spirally ascending to the 

 right. 



Diadelphous. Stamens united into 

 two sets. 



Diandrous. Having two stamens. 



Dichotomous. Forking regularly into 

 two nearly equal branches or seg- 

 ments. 



Dicotyledonous. With two cotyle 

 dons. 



Didymous. Twin-like ; of two nearly 

 equal segments. 



Diffuse. Loosely spreading. 



Digitate. Diverging, like the fingers 

 spread. 



Dimorphous. Of two forms. 



Dioecious. Bearing staminate flowers 

 or antherids on one plant, and pis- 

 tillate flowers or archegones on an- 

 other of the same species. 



Dioicous. (See Dioecious.) 



Discoid. Heads of Compositae com- 

 posed only of tubular flowers ; ray- 

 less; like a disk. 



Disk. An enlargement or prolonga- 

 tion of the receptacle of a flower 

 around the base of the pistil; the 

 head of tubular flowers in Com- 

 positae. 



Dissected. Divided into many seg- 

 ments or lobes. 



Dissepiment. A partition-wall of an 

 ovary or fruit. 



