Ruabdia.] BORAGIXACFM. 30 



entire, rounded at tho apex nnd sometimes apiculato, glabrous or m< 

 or less hispid. Flown shortly stalked; bracts Ianoeolate, acute. 



Cahjxi in. long, fleshy, sparsely hairy; lobes unequal, eiliate. Corolla 

 less that | in. long ; lobes twice as long as the tube, spreading. Stamens 

 exserted. Fruit subgloboee, $ in. in diam., nearly dry and red or orange- 

 coloured when ripe. 



Edges of sandy and rocky beds of streams in Bundelkhand, often com- 

 pletely submerged during the rainy season. Flowers in October and 

 ember. Distrib. Beds of streams in Kumaon ascending to 

 8,500 ft. ; also in Assam and in ('., W. and S. India to Ceylon, common 

 in Tcnasserim and extending to Trop. Africa and Brazil. Edgeworth's 

 R. tericea, distinguished by its very silky pubescence, is abundant on 

 the banks of the Sarju river in Kumaon. His E. fuviaHlu is wholly 

 glabrous, and grows on granite rocks in the bed of the Ken river in 

 Bundelkhand, where, after remaining submerged for several weeks 

 its long branches hang down into tho water when the rocks are left 

 exposed. 



5. HELIOTROP IUM, Li'^. ; Fl. Brit. Ind. iv, 148. 



Annual or perennial herbs, rarely shrubby, usnallv villous or 

 scabrous. Leaves alternate, rarely subopj osite. Flowers usually 

 small, white or pale purple, usually in terminal diohotomous cymes, 

 with often long and scorpioid branches ; bracts small or none, or 

 sometimes leafy. Calyx 5-lobed ; lobes lanceolate or linear, rarely 

 short. Corolla-tule cylindrical, throat usually naked ; lobes o, 

 imbricate or indupiicate, usually spreading in flower. Stamens 

 5, on the corolla-tube, included, filaments very 6hort. Ovary more 

 or less perfectly 4-celled, ovules 1 in each cell ; style terminal, short 

 or long, with a depressed stigmatic ring below the ap x ; stigraa 

 above the disk none or short or elongate, rarely with 2 linear branches. 

 Fruit dry or somewhat fleshy, 2- or 4-sulcate or- lobed, at length 

 splitting into 4 distinct or germinately cohering nutlets, 1 or 2 of 

 which are often suppressed. Seeds straight or curved, albumen 

 usually scanty. ~ Species about 220, in warm and temperate regions 

 of both hemispheres. 



Leaves up to 4 in. long, ovate, subserrate ; 

 fruit 4-beaked. separating into 2 nut-like 

 2-seeded pyreiies 1. H. indicum. 



Leaves not exceeding 2 in. long; fruit not 

 beaked, separating into 2-4 nutlet-. 



Calyx enveloping tho fruit, lobes short, 

 flowers in short woolly spikes. A pros- 

 trate villous annual . . .2. H. supinum. 



