19T 



GENUS IX. VINCA. 



PentandriK monogynia. Sex .- Sytt'': 



Beriv. From Vincukm, a band ; in allusion to the suitableness 

 of tbe ?hoots for making band^. 



Gen. Char. Calyx 5-partite : corolla 5-cleft or 5,-lobeji, tuba 

 narrow funnsl-shaped or cylindric, hairy in,side, throat angular : 

 filaments short : anther? inflexed, much longer than the filament : 

 ovaries 2 : ovulfiS numerous, amphitropal : style usually thic|jeped 

 at the apex, terminating with a reflexed cup-shaped membrane : 

 stigma glandulosel-y viscid above the membrane, conical or cylin- 

 dric, hispid at the apex, capitate, obscurely 2-lobed : follicles 2, 

 erect, or diverging, narrow cylindric, striated : seeds numerous, 

 truncated at both ends, darkish, granularly tubercled : albumen 

 i^eshy : embryo central : radicle cylindric : cotyledons ovate. 



(^) Y. PUsiLLA. {Murray.) 



Idenf. D^c, prod. VIII. p. 382.— Linn. f. Suppl. p. 1^6. 

 Syn. y. parviflora, Jletz.^-Roxh. fi. Ind. II. p. 1. — Catharan-. 

 thus pusillus, G. Don. 



Engrav. Rheede Mai. IX. t. 33. 



Spec Cijar. Herbaceous, annual : stem 1 foot, suberect, 

 branched, quadrangular, glabrous : leaves lanceolate, very shpct- 

 petioled, long-narrowed, scabrous at the edges : calycine lobes 

 narrow linear-acuminate, without glands : lobes of the corolla ellip- 

 tic-rotund : flowers solitary, white : foUicles slender, 1 \ inch long. 



Peninsula, ijn ^ndy and. cultivated soils. Travancore. Common 

 in the Deccan. Flowering in the rainy season. 



GENUS X. VALL^RIg. 

 Pentan^ria IIEon«|^yitia. Sex: Sysp 



Beriv. From Vallo, to enclose ; it being used for fences in Java. 



Gen. Cha,r. Tiyining shrijbs : leavers qpppsite, eijtire, : cymes 

 solitary, axillary, ' rajCemose : calyx 5-partite : Ictb^ lanceolate, 

 without glands : corolla deeply 5-cleft, tube cylindric, without 

 scales, lobes spreading : stamens inserted on the upper part of the 

 tube of the corolla :■ filament liguliate, hairy : anthers sagittate, 

 adhering to the middle of the stigma, gi^l;ovs on the back at tjie 

 base >cith a fleshy tubercle : nectary cup-shaped, surrounding tile 

 ovary, 5-eleft or partite, ciliated at the apex : ovary globose, pu- 

 bescent at the apex, 2-celled : style filiform, pubescent: stigma 

 winged at the base, conical, ovate above : ovules numerous : follicle 

 2-celled, oblong, acute, dehiscing lengthwise : seeds compressed, 

 rough : albumen sparing : embryo straight : radicle superior : coty- 

 ledons leafy. 



