MANUAL OF THE GRASSES OF THE WEST INDIES 31d 
2. Raddia guianensis (Brongn.) Hitche. 
Strephium guianense Brongn., Bull. Soc. Bot. France 7: 471. 1860. 
French Guiana. 
Raddia urbaniana Hitche. and Chase, Contrib. U. S. Natl. Herb. 
18: 359. 1917. Tobago, Hitchcock 10267. 
Olyra urbaniana Mez, Notizbl. Bot. Gart. Berlin 7: 47. 1917. 
Tobago, Eggers 5841. 
Culms tufted, slender, 
ascending from more or less 
geniculate lower nodes, 20 to 45 
em tall, naked below, toward 
the summit bearing 12 to 24 
approximate leaves with over- 
lapping sheaths and distichous 
spreading blades; blades flat, 
glabrous, oblong-lanceolate, 
rounded at both ends, mucro- 
nate, 2 to 3.5 cm long, 4 to 8 
mm wide; staminate panicles 
several to many from the axils 
of the upper sheaths, narrow, 
few-flowered, the axis and 
pedicels angled, scabrous, the 
spikelets 5 to 6 mm long, 
acuminate-pointed; pistillate 
panicles 1 or 2 from the middle 
nodes, bearing 2 to 5 spikelets 
on short clavate pedicels; 
spikelets lanceolate, the glume 
8 mm long, much exceeding the 
fruit, the sterile lemma 5 mm 
long, both acuminate-setace- 
ous; fruit 4 mm long, about 1 
mm wide, bluntly acuminate, 
whitish, glabrous (fig. 341). 
Shady banks and floor of 
forest, Tobago to Brazil. 
Toxsaaco: Mitchcock 10267 
(Amer. Gr. Nat. Herb. 626); 
Broadway 3004, 4360; Eggers 
5841. 
3. Raddia nana (Doell) Chase, 
Biol. Soc. Wash. Proc. 21: 
185. 1908. 
Olyra nana Doell, in Mart., 
Fl. Bras. 27: 329. 1877. Brazil. Ficure 341.—Raddia guianensis. Plant, X 14; staminate 
Culms tufted, delicate, lax cock ‘t02s7, Amer, Gr. Nat. Herb. 626), 7) 
or straggling, nearly simple, 
10 to 30 cm long, naked ee "blades flat, oblong- to ovate-triangular, 
spreading or reflexed, 10 to 12 mm long, 5 to 7 mm wide, mucronate 
at the rounded apex; racemes small and few-flowered, axillary, 
scarcely exserted from the upper sheaths; pistillate spikelets ovoid, 
2mm long, the glumes puberulent. 
