BSD 



GENUS XXVI. LEUCAS. 



lllclynainia CSyninosiiermla. Sejei Systt 



beriv. Prom Leu'kos, white ; alludiag to the whiteness of the 

 Bowers. 



Gen. Chae. Calyx tubular or tiibnloso-caoipanulate, striated, 

 straight or recurved at the apex, moath equal or obliquely elong- 

 ated either above or below, 8 or 10-toothed : tube of the corolla 

 within the calyx, annulate ot naked within, limb bilabiate, the 

 upper one concave, erect, entire or rarely ema^ginate, very hairy 

 above, the lower one longer, spreading, trifid, the middle lobe 

 the largest : stamens under the helmet ascending : filaments 

 naked or sometimes pubescent at the base : anthers under the 

 upper lip apptoximated by pairs, somewhat 2-eelled : cells divari- 

 eating, confluent : upper lobe of the style very short, inferior, 

 subulate : nuts 3-augular, obtuse. — Herbs or under shrubs : 

 leaves entire or dentate, the floral ones conformable : verticillas- 

 ters sometimes few, sometimes densely ms^nyrflowered : corolla 

 usually white, rarely purplish. 



(1) L. LONGiFOLiA. {Benth.') 



Ident. Benth. Lab. p. 744.— Dec. prod. XII. p. 527. 



Spec. Char. Stem herbaceous, erect, villous : leaves linear, 

 subentire, rather glabrous : verticils 6-10-flowered : bracts mi- 

 nute : calyx turbinate, tubular, the mouth equal ; teeth very short, 

 setaceous, straight ; leaves with one or two teeth, sessile, narrow a( 

 the base. 



Poona. 



(2) L. BiFtoRA. (R. Br.) 



Ident. R. Br. prod. p. 504.— Dec. prod. XII. p. 627. 



Syn. Phlomis biflora, Vahl. (not Roxb.) 



Engrav. Wight's Icon. t. 866.— Burm. Zeyl. t. 63. fig. 1. 



Spec. Char. Herbaceous, diffuse : leaves ovate, coarsely toothJ 

 fed, pubescent on both sides, half an inch long : verticils 2-flowered ; 

 bracts minute : calyx tubular, mouth equal, teeth subulate. 



Concans. 



(3) L. coLLiNA. (Dale.) 



Ident. Dalz. in Hook. Journ. Bot. II. p. 337.— Bomb, florj 

 £. 211. 



