236 LXXX. ASCLEPIADE^. 



to the base or nearly so ; folioles or segments broad-based, 

 oblong, flattish or concave, tapering into a medial subulate- 

 acuminate lobe, opposite to which, on the face of the foliole, 

 is a similar tongue-like process ; lateral lobes or angles short, 

 erect or inflexed. Anthers membrane-tipped. Pollinia com- 

 pressed, taper-pointed, pendulous. Stigma depressed, muti- 

 cous. Follicles clothed with soft shreds. — DC. Frod. viii. p. 

 555. 



Erect herbs, often with narrow leaves. Umbels axillary, subsessile ; 

 flowers small, green or brown. — Several species (some unclescribed), dis- 

 persed, chiefly Eastern. 



21. SCHIZOGLOSSUM, E. Mey. 



Calyx 5-parted. Corolla rotate, 5-parted, spreading. Co- 

 rona 5-parted ; folioles oblong or ovate, subtruncate or obso- 

 Jetely 3-toothed or emarginate at apex, furnished on the face 

 Avith a tongue-shaped or 2-fid or 2-parted process, directed 

 towards the stigma. Anthers membrane-tipped. Pollinia 

 pendulous. Stigma muticous. Follicles clothed with soft 

 shreds. — DC. Prod. viii. p. 553. 



Erect herbs, with the habit of Atpidoqlossuni, from which this genus dif- 

 fers in the corona-folioles wanting the central acuniination. — Several species, 

 some imdescribed. 



22. PENTARRHINUM, E. Mey. 



Calyx 5-parted. Corolla deeply 5-fid, the segments spread- 

 ing or reflexed. Corona 5-parted ; folioles cuneate or ovate, 

 truncate, with the entire or basally-lobulate margins inflexed, 

 and furnished within with a beak-like, inflexed process. An- 

 thers membrane-tipped. Pollinia ovoid or oblong, suspended. 

 Gynostege short. Stigma depressed, with two medial nipples. 

 Follicles ovoid, fleshy, covered with soft, short shreds. — DC. 

 Prod. y\\\.p. 553 ; Thes. Cap. t. 11. 



Climbmg plants, with deeply cordate, long-petioled leaves and axillary, 

 racemose, many-flowered peduncles. Flowers small, greenish. Fruit edible, 

 but insipid. 



23. CYNOCTONUM, E. Mey. 



Calyx 5-parted. Corolla rotate, 5-parted. Corona tubular, 

 plaited, simple, either subtruncate or 5-10-crenate or toothed 

 round the mouth, no inner laciuia>. Anthers membrane-tipped. 

 Pollinia clavate, subcompressed, pendulous. Stigma 2-lobuled 

 or attenuate, with a 2-fid a])ex. Follicles slender, smooth, 

 reflexed.— X)(7. Prod. v. p. 527. 



Voluble or trailing plants. Leaves cordate or ovate. Peduncles axillary, 

 many-flowered ; flowers umbellate, small, brown or white. 



