Refugium Botanicum.| | April, 1868. 
TAB. 13. 
Natural Order PIPERACEA. 
Genus Prperomis, Rh & P. 
Sect. AcrocaRpiDium, Miquel. Bacca parte inferiore contracta pseudo- 
pedicellata. Herbee American spe tener, ramose, repentes, 
radicantes. 
P. nummucarirotia (H. B. K. Nov. Gen. Tom. i. p. 66).  Caule fili- 
forme, ramisque pilosulis, foliis alternis orbiculatis vel ovati-rotun- 
datis convexo-concavis trinerviis carnosis punctatis pubescentibus et 
ciliatis, pedunculis puberulis, baccis oblongis.—Pl. A’quin. Tom. ii. 
p: 54; Kunth. Synop. i. p. 118; Griseb. Fl. Brit. West. Ind. p. 
164. Piper nummularifolium, Swartz. Fl. Ind. Oce. i. p.72. Acro- 
carpidium nummularifolium, Miquel in Diar. Instit. Nederl. 1848 ; 
Syst. Pip. p. 52. 
A native of Tropical America, from the West Indies and 
Mexico southward to Brazil. 
Stems wide-trailing and rooting, slender, green, fleshy, fragile, 
naked. Nodes an inch or more distant on the well-grown shoots. 
The leaves on short petioles, alternate, spreading or deflexed, 
roundish or broad-obovate, one-half to five-eighths of an inch 
long by usually rather less broad, the apex hardly at all pointed, 
the base rounded, texture fleshy, both sides bright green, both 
the edge and surfaces finely and inconspicuously hairy, the veins 
thin and not anastomosing. Spikes terminal, on short leafy 
stalks from the axils of the leaves of the main stem, half to one 
inch long, under a line thick. lowers with a considerable space 
between them ‘The bracts green, roundish. The ovary central, 
with a two-celled anther on each side of it. Berry oblong.— 
Gres 
As Peperomia pellucida, the present plant was obtained from 
Trinidad, and under similar circumstances. It 1s an interesting 
and elegant trailing plant, growing well and rapidly on mossy 
blocks of wood suspended in the shade. It is very impatient of 
cold, and requires a damp stove.—W. W.S. 
