( 3635) 
PASSIFLORA NIGELLIFLORA. NIGELLA- 
FLOWERED Passion-F'LOWER. 
Class and Order. 
MonapetreHiA PENTANDRIA. 
( Nat. Ord.—Passirtore&. ) 
Generic Character. 
Calyx 10-partitus, laciniis interioribus corollinis. Corona 
radiata perigyna. Nectariwm in fundo calycis. Tubus 
staminifer stylum cingens. Stigmata 3, clavata. Pepo 1- 
locularis, placentatio parietalis. Spr. 
Specific Character and Synonym. 
Passirtora nigelliflora; sericeo-pilosa, foliis cordatis 5- 
lobis argute serratis, involucris setaceo-multifidis apice 
glandulosis. . 
Passirtora nigelliflora. Tweedie Pl. Exsice. (n, 1170.) 
Plentiful at St. Jago de Estero, on the Rio Dulce, where 
it was discovered in 1835, by Mr. Tweepiz, when on his 
way from Mendoza to Tucuman. It will be at once seen, 
that it is nearly allied to P. gossypijfolia, P. hibiscifolia, 
fetida, and ciliata, four species which indeed have a near 
affinity to each other: but the present may at all times be 
distinguished by its truly cordate leaves, which are five- 
lobed) except in the upper part of the stem), and strongly — 
serrated. The dried specimens which accompanied the 
seeds, have the same character in the foliage as the culti- 
vated ones. It flowered in the Glasgow Garden in Sep- 
tember, and seems to re-quire the heat of the stove. : 
Descr. Stem climbing to the height of several feet, clothed 
with soft spreading hairs, as are the petioles. Leaves yield- 
ing a fetid smell when bruised, exactly cordate in their S S : 
circumscription, five-lobed, hairy, or almost silky on both =~ 
sides, — 
