HIPPOCRATEACE^. HI 



1. Marcgravia uiiibcllata. Llnhellated Marcgrama. 



Leaves of the sterile branches sessile oval cordate 

 obtuse, of the fertile obloiigo-ovate acuminate ob- 

 scurely veined, peduncles umbellated, bracteas cucul- 

 liform. 



Phyllitidi scandenti affinis major, folio cnisso subrotundo, 

 Sloane, I. 74. t. 28. f. 1. (tnala.) — Marcgravia scandens, Bi-owne, 

 '2,AA. t. 26. — M. umbellata, Jacq. Amer. 15G. t. 96. — Swartz, 

 Obs. 20o.—La7n. III. t. 447. 



HAB. On rocks in the mountains. 



FL. May — October. 



The early branches rooting; those which are older and fer- 

 tile pendulous, simple, subterete, warty, glabrous. Leaves of 

 the sterile branches subsessile, oval, cordate, obtuse, with a row 

 of glandulose dots along the margin which is entire ; leaves 

 of the fertile branches alternate, very shortly petiolate, distichal, 

 oblong, or ovato-oblong, acuminate, entire, membranaceo-mar- 

 gined, with two lines of glandulose dots, one of them indis- 

 tinct passing along the margin, the other more distinct, situated 

 more interiorly ; coriaceous, obscurely nerved. Umbel termi- 

 nal, 20-30-flowered : common peduncle sulcato-tetragonal : pe- 

 dicels an inch and a half in length. Bracteas about 5 in num- 

 ber, in the centre of the umbel, shortly pedicelled, club-shaped 

 and rounded at the apex, excavated at the base on the side to- 

 wards the flowers. Calyx very short, urceolate, 6-partite : 

 divisions rounded, imbricated. Corolla coriaceous, oblongo- 

 conical, entire, of a greenish colour, calyptriform, imperforate, 

 separating at the base, caducous. Stamens 15; filaments di- 

 lated at the base : anthers oblong, yellow. Ovary subrotund, 

 truncated, terminating in a short subconical stigma with little 

 or no style. 



ORDER XXXVII. HIPPOCRATEACE^ 



Calycine sepals 5 (rarely 4-6), minute, united as 

 far as the middle, persistent. Petals 5 (rarely 4-0), 

 equal, hypogynous (?), subimbricated during aestiva- 

 tion. Stamens 3, rarely 4-5 ; lilaments distinct at 

 the apex, iniited towards the base into tubes and 

 forming about the ovary a thick disk-like cup : an- 



