108 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Jatropha urens stimulosa Miill. Arg. in DC. Prod. 15°: 1100. 1875+. 
La Guaira, Robinson & Lyon, July 12; Margarita, Erust, 1876; Miller & John- 
ston, 1901; Johnston, 1903. 
Distribution, wide in tropical America. 
Pedilanthus tithymaloides Poit. Ann. Mus. Par. 19: 390. pl. 79, 1812. 
La Guaira, Robinson & Lyon, July 6; Cumanaé, according to T.B.K. Nov. Gen. 
& Sp. 7: 295; Margarita, Hrnst, S76, and Miller & Johnston, 1901, 
Distribution, northern South America. 
Phyllanthus acuminatus Vahl, Symb. Bot. 2: 95. 1791. 
La Guaira, Robinson & Lyon, July G6, July 11; Caracas, Birschel. 
Small tree. 
Distribution, general in tropical America, 
TILIACEAE. 
Corchorus pilobolus Link, Enum. Hort. Berol, 2: 72. 1822. 
La Guaira, Robinson & Lyon, July 6. 
Distribution, tropical and subtropical America. 
MALVACEAE. 
Abutilon crispum Sweet, Hort. Brit. ed. I. 53. 1827, 
San Julian, Robinson & Lyon, July 19: Colonia Tovar, Fendler, 1854-5; Mar- 
garita, Miller & Johnston, 1901; Johnston, 1908. 
Further distribution, tropical America and East India. 
BEGONIACEAE. 
Begonia sp. 
La Guaira, Robinson & Lyon, July 6. 
Related to B. acuminata Dryand. 
MELASTOMACEAE. 
Clidemia sp. 
2 Guaira, Robinson & Lyon, July 6. 
Small tree. 
APOCYNACEAE. 
Plumiera caracasana Johnston, sp. nov. 
Shrub 38 meters high; stem thick, at the base of the inflorescence 1.5 to 2 cm. 
in diameter, tuberculous from numerous raised leaf scars; leaves numerous, 
spatulate or oblanceolate, glabrous above, and either glabrous below or pilose 
at the main veins, with midrib and secondary veins prominent on the under- 
side (20 to 30); blade with entire margin, a broadly acute or obtuse apex, 
and a cuneate base decurrent into the petiole, from 2.5 em. wide and 7 em. long 
to 6 em. wide and 21 cm. long; petiole lacking or as much as 0.5 cm. in length; 
inflorescence cymose; common peduncle 7 to 12 cm. long, thick, glabrous; pedi- 
cels pilose, 1 cm. long; bracts minute, less than 1 mm. long, more than 2 mm. 
wide, upper edge curved, apiculate; calyx 5-lobed; 3 lobes broad, rounded, apicu- 
late, the 2 others oval; lobes about 1 mm. long; corolla white, glabrous exter- 
nally; tube slender, densely pilose within, 3 em. long; corolla ‘obes obovate, 
rounded, equaling tube; follicle 12 cm. long and 2 wide; seeds with wing at 
apex, obliquely placed. 
Between Caracas and La Guaira, altitude 500 meters, Fendicr, no. 1026, 
August 16, 1855; La Guaira, Robinson & Lyon, July 13, 1900; Margarita, Miller 
c& Johnston, 1901. 
Type specimen, no. 531827, L 
Y 
. S. National Herbarium (Robinson & Lyon). 
