Rock Paspalum

Paspalum rupestre Trin. Linnaea 10 : 293. 1836
A densely tufted perennial. Stems up to 5 dm. tall, glabrous, slender, simple, or sometimes branched at the base; leaf-sheaths glabrous or sparingly hirsute; blades up to 1 dm. long, 4—6 mm. wide, glabrous or sometimes sparingly hirsute, occasionally sparingly ciliate; racemes 1-3, 2-4 cm. long, straight or curved, erect or ascending, the rachis about 0.5 mm. wide; spikelets singly disposed, 1.5 mm. long, 0.9 mm. wide, elliptic, appressed-pubescent, the first scale wanting, the second and third scales 3-nerved, the fruiting scale oval, yellowish.
Type locality : On dry rocks, Cuba. Distribution : Andros ; Jamaica ; Cuba ; Haiti.

Paspalum leoninum Chase, Bot. Gaz. 51: 301. 1911
Stems tufted, slender, glabrous, 1.5-3.5 dm. tall, simple, with only 1 or 2 leaves; sheaths glabrous or sparsely pubescent; blades flat or somewhat involute, 3^7 cm. long, 1-2 mm. wide, usually ciurved, glabrous, or puberulent on the upper surface, with a few stiff hairs on the margin; raceme single, 2-3.5 cm. long, curved; spikelets singly disposed, 1.3-1.5 mm. long, 0.7 mm. wide, elliptic, glabrous, on short flattened hispidulous pedicels, the first scale wanting, the second 3-nerved, the third 2-nerved by the suppression of the midnerve which is sometimes present at the apex, the fruiting scale about as long as the outer scales.
Type localitv : Obispo Hill, near Sancti Spiritus, Cuba. Distribution : Cuba.