﻿118 S. Kurz — Contributions towards a Knowledge [No. 2, 



Leaves ixsually uarrowed at base ; carpels fibrous-woody under the thin bladdery epicarp, 

 obliquely and bi-oadly depressed, the keel at the summit broad and almost wing-like, 



... H. minor. 



* * Carpels sea-green or grey, rough and corky-tubercled ; leaves long petioled. 



Carpels obliquely ovoid, keel indistinct, at the extremity produced into a thick narrow 



wing-like appendage, ... ... ... .. H. macrophylla. 



1. H. ToTniLA, {H littoralis, Dry. in Ait. Hort. Kew. III. 54G ; 

 Eoxb. Fl. Ind. III. 112 ; DC. Prod. I. 63 ; Balanopteris Tothila, Geertn. 

 Fr. II. t. 99 ; Rheede Hort. Mai. VI. t. 21). 



Has. Frequent in the tidal forests all along the sea.shore from Chit- 

 tagong down to Tenasserim and the Andamans. Fl. Apr. May ; Fr. May. 



2. H. MINOR, Lamk. Diet. III. 229 ; DC. Prod. I. 481 ; Roxb. Fl. 

 Ind. III. 112. {H.fomes, Buch. in Sym. Ava Emb. 1800. t. 28 ; Hf. Ind. 

 Fl. I. 363 ; Balanopteris minor, G£ertn. Fr. II. 1791. t. 98. f . 2 ; R. litto- 

 ralis, Griff. Not. Dicot. 532. t. 585. f. 3). 



Hab. Frequent in the tidal forests all along the Burmese shores from 

 Chittagong down to Tenasserim, ascending the rivers as far as the tidal 

 waves. Fl. Febr. Jun. ; Fr. R. S. 



3. H. MACROPHTLLA, Wall. ap. Voigt Hort. Cale. 103 ; Kurz in 

 Journ. As. Soc. Beng. 1873. 61. and in Trim. Journ. Bot. 1874. m. fig. 7. 



Hab. Upper Tenasserim, at the foot of a hill a mile above Trogla 

 (Wall. Cat. 1LG2). 



Helieteres, L. 



Conspectics oj species. 



Sect. 1. SpirocarpcBa. (Isora, Schott and Endl.). Carpels spirally twisted ; leaves 



unequally serrate. 

 Calyx about i in. long or longer, ... ... ... ...JI. Isora. 



Sect. 2. Orthocarpcea. (Oudemansia, Miq.). Carpels straight or neai'ly so. 



* Calyx about i in. long or longer. Leaves unequally serrate or toothed. 

 Calyx laxly stellate-woolly and viscid, ... ... ... ...H.viscida. 



Calyx shortly scurvy tomentose, ... ... ... ...S. Mrsuia. 



* * Calyx only 2 or 3 lin. long. 



O Carpels firmly cohering ft)rming a densely villous-echinate apiculate 

 or obtuse capsule. Leaves entire or obtusely sei-rate, shortly whi- 

 tish-tomentose beneath. 

 Stems tawny tomentose ; leaves sprinkled above with stellate hairs, blunt or acute, 



...H. ohtusa. 

 Stems glabrescent ; leaves glabrous above, acuminate, ... ...11. lanceolata. 



O Carpels loosely cohering, with the points all free, shortly hairy 

 echinate. Leaves never whitish pubescent beneath, serrate. 

 Flowers in short axillary racemes, ... ... ... ,..H. pleheja. 



Flowers in elongated slender racemes usually much longer than the pubescent leaves, 



... J£. elongaia. 



