MONOCOTYLEDOXOL'S Oil E^^DOQEJSOUb PLANTiS. 549 



tile flower) adherent to the S-celled ovary ; stamens 6 ; an- 

 ther,^ 2-CL'lled, introrse; ovules unatropous, 1-2 in each 

 cell; styles 3, more or less uiiiied \)(Ao\w ] fruit mostly 

 capsular, 3-G-seeded ; embryo minute, in hard albumeu. 



DIOSCOREA, Plum. Yam. 



Tube of the perianth 3-winged ; stamens inserted at 

 the base of the limb ; capsule 6-seeded, membranaceous, 

 3-winged, opening septicidally through the Avings; seeds 

 flat, broadly winged; leaves petioled, mostly cordate and 

 entire ; ■petioles tumid at the base. 



D. viLLOSA. L. Stem smooth (10°-15° long) ; leaves 

 alternate, opposite, or wliorled, broadly cordate, acuminate, 

 7-9-nerved, smooth, or pubescent beneath, mostly longer 

 than the slender petiole ; floivers very small, whitish, the 

 sterile ones in scattered clusters on the very slender 

 branches of the axillary panicles, the fertile in a simple 

 spike ; stigmas notched at the apex ; capsule oval or obo- 

 vate, strongly 3-winged, nodding. (D. quaternata, Walt.) 

 Margins of swamps. July. 



141. SMILAX FAMILY. Order, Smilace^. 



Herbs or climbing shrubs, not essentially distinct from 

 the Lily Family, but with ribbed and veiny reticulated 

 leaves, and separate styles or stigmas ; leaves not sheathing, 

 often bearing tendrils; fruit baccate. 



Sub-order L Eusmilaceae. (Smilax Family.) 

 Flo2vers dioecious, in axillary and nmbel-like clusters. 

 Anthers 1-celled. Stigmas 1-3, sessile or nearly so. Ovules 

 1-2 in each cell of the ovnry, orthotropous, suspended. — 

 Tendril-beai'ing vines. Flowers small. Leaves alternate. 



Cells of the cvat-y 1-ovvl^d. Woorh/ vines Smii,ax. 



2-ovuled. Climbing vines Coprosmanthus. 



