GLOSSARY 



241 



Creeping (stems). Growing flat on or 

 beneath the ground and rooting 



Crenate. With rounded teeth. 



Crown. An appendage at the top of 

 the claw of some petals. 



Crustaceous. Hard and brittle in tex- 

 ture; crustlike. 



CucuUate. Hooded or hood-shaped. 



Cuneate = Cuneiform = Wedge-shaped. 



Cupule. A little cup; the cup of the 

 acorn. 



Cuspidate. Tipped with a sharp and 

 stiff point. 



Cymbiform. Boat-shaped. 



Cyme. Like a corymb, but blooming 

 from the center outward. ■ 



Cymose. Cyme-like. 



Deciduous. Applied to leaves which 

 fall in autumn, and to a calyx and 

 corolla which falls before fruit 

 forms. 



Decompound. Several times com- 

 pounded. 



Decumbent. Reclined on the ground, 

 but the summit tending to rise. 



Decurrent (leaves). With bladelike 

 extensions on the stem beneath the 

 insertion, as in thistles. 



Decussate. In pairs which are suc- 

 cessively alternate with each other. 



Deflexed. Bent downwards. 



Dehiscence. The natural opening of 

 an anther or pod or other vessel. 



Dehiscent. 'Opening naturally. 



Deltoid. Shaped like the Greek letter 

 A. 



pentate. Toothed. 



Denticulate. Diminutive of dentate. 



Depauperate. Below the natural size. 



Depressed. Flattened, or as if pressed 

 down from above. 



Di-. Two, or twice. 



Diadelphous (stamens). United by 

 the filaments into two sets. 



Dichotomous. 2-£orked. 



Dicotyledonous. Having 2 cotyledons. 



Dicotyledons. Plants which have 2 

 cotyledons. 



F. s R. EL. n. — 16 



Didymous. Twin. 



Didynamous (stamens). 2 longer than 

 the others. 



Diffuse. Spreading widely and irregu- 

 larly. 



Digitate. Leaflets all borne on the 

 ,apex of the petiole. 



Dimorphous. Of 2 forms. 



Dioecious = Dioicous. With stamens 

 and pistils in separate flowers on 

 different plants. 



Disk. The central region of a. head 

 of flowers, like the sunflower, as 

 opposed to the ray or margin; a 

 fleshy expansion of the receptacle 

 of a flower. 



Dissected. Cut deeply into many 

 lobes or divisions. 



Distichous. Two-ranked. 



Diurnal. Daily ; in 24 hours. 



Divaricate. Very widely divergent. 



Divided (leaves, etc.). Cut into divi- 

 sions extending about to the base or 

 the midrib. 



Dorsal. Pertaining to the back or 

 outer surface of an organ. 



Drupaceous. Drupelike. 



Drupe. A stone fruit. 



Drupelet. Diminutive of drupe. 



Echinate. Armed with prickles. 

 Elliptic = Elliptical. Oval or oblong, 



with the ends regularly rounded. 

 Emarginate. Shallowly notched at 



the summit. 

 Emersed. Raised out of water. 

 Ensiform. Sword-shaped. 

 Entire (foliar organs). The margin 



not at all toothed, notched, or 



divided. 

 Ephemeral. Lasting for a day or 



less. 

 Epigynous. Upon the ovary. 

 Equitant. Leaves which mfold each 



other in two ranks, as in Iris. 

 Erose. As if gnawed. 

 Evergreen. Holding the leaves over 



winter or longer until new ones 



appear. 



