iTEDYOTis.] RLBIACE^. 411 



Agra district (Mrinro), This is the only record I have seen ot its 

 • occurrence within the area of this flora. Owing to its insignificant 

 appearance it has no doubt been frequently overlooked in other parts 

 of the area. Distbib. In moist places throughout Bengal, also east- 

 ward to Burma and south to Ceylon, extending to the Ma&y Peninsula 

 and Islands, China, N. Australia, Polynesia and 0. America. 



7. ARGOSTEMEMA* Wall.; Fl. Brit. Ind. iii, 42. 



•Small delicate herbs. Leaves usually membranous, opposite 

 or falsely whorled, very unequal ; stipules entire, persistent or 

 obsolete. Flowers white, in peduncled cymes or umbels. Calyx* 

 tube short; lobes 5, rarely 3-7. Corolla rotate, 4-5-partite, valvate. 

 Stamens 4*5, jilaments short ; anthers large, free, conniving or 

 cohering, erect or declinate, dehiscing by 1-2 terminal pores, rarely 

 loncritudinally. Ovary 2*ceiled, style filiform, stigma capitellate ; 

 ovules very many, on projecting placentas. Capsule coriaceous or mem- 

 bra qous, 2-celled, dehiscing at the apex or by an operculum. Seeds 

 minute, angled or compressed, testa granulate or reticulate ; embryo 

 most minute, in dense fleshy endospeim. — Species about 40, all from 

 subtropical Asia and Malaya, except one in Africa, which is also 

 Indian. 



A. sarmentosa> Wall, in Roxh. Fh Ind. (ed. Carey and Wall.) ii, 324 ; 

 .F. B. I. iii, 42 ; Collett Fl. Siml. 229. 



Stems 2-4 in. high, often with long filiform simple or branched run- 

 ners from buds below the leaves. Leaves 1-4 in. long, sessile, oppo- 

 site or m whorls of four, utore or less unequal or dissimilar, orbi- 

 cular elliptic or broadly obovate, obtuse or sub-acute, sparingly pubes- 

 cent, dark green above. Flowers terminal, solitary or in umbels, 4- 

 merous, f in. across, white with a green eye ; pedicels stout, 5-5- in. 

 long ; brads ovate. Calyx pubescent ; teeth ovate, obtuse. Corolla' 

 lobes acuminate. Anthers 4, free, slender, opening by pores. 



'Dehra Dun, in ahady ravines. Flowers during the rainy season. 

 DiSTRiB. From Garhwal to Bhutan at elevations between 2,000 and 

 3,000 ft. 



8. HEDYOTIS, Linn. ; Fl. Brit. Ind. iii, 49. 



Herbs, undershrubs or shrubs. Leaves very rarely ternately 

 whorled ; stipules free or combined in a bristly sheath. Flowers 

 white or lilac, in terminal or axillary open close or capitate cymes. 

 Calyx'lobes 4, acute, persistent, without interposed teeth. Corolla 

 -fpnnel- or bell-shaped ; lobes 4, ovate, or linear, valvate in bud. 

 Stamens 4, in the tube or throat of the corolla. Ovary 2-celled, 



