420 MISC. PUBLICATION 243, U.S. DEPT. OF AGRICULTURE 
Coelorachis loricata Nash, N. Amer. Fl. 17: 85. 1909. 
A slender erect unbranched tufted perennial with narrow involute 
blades, the solitary terminal raceme up to 25 cm long. 
Pine barren swamps, western Cuba and Brazil. 
Cupa: Herradura, Baker and Abarca 4181; Tracy 9059; Hitchcock 
476; Pinar de Cajdlbana, Ekman 17339. Mordazo, Ekman 17106. 
Dayaniguas, Wright 3905. Isla de Pinos, Ekman 11959. 
5. Manisuris impressa (Griseb.) Kuntze, Rev. Gen. Pl. 2: 780. 1891. 
Rottboelia wmpressa Griseb., Cat. Pl. Cub. 235. 1866. Cuba, 
Wright 3904. 
Coelorachis impressa Nash, N. Amer. Fl. 17: 85. 1909. 
Manisuris leonina Hitche. and Chase, Contrib. U. S. Natl. Herb. 
18: 275. 1917. Cuba, Léon 6981. 
Stouter than the preceding, 1 m or more tall, the culm branching, 
bearing terminal and axillary racemes 10 to 15 cm long. 
Pine barrens, Cuba. 
Cusa: Remates, Hkman 11320. Damuji, Ekman 11048. San 
Julian, south of Guane, Léon 6981. El Salado, Wright 3904. Mo- 
tembo, Léon 8206, 9367; Ekman 16818. San Cristobal, Ekman 
13752. Santayana, Hkman 15360. Isla de Pinos, Hkman 11645. 
119. HACKELOCHLOA Kuntze, Rev. Gen. Pl. 2: 776. 1891 
(Rytilix Raf., Bull. Bot. Seringe 1: 219. 1830. No 
generic description) 
Spikelets awnless, in pairs, the rachis joint and pedicel grown 
together, the two clasped between the edges of the globose alveolate 
first glume of the sessile spikelet; pedicellate spikelet conspicuous, 
staminate. Freely branching annual with flat blades and numerous 
short racemes. 
1. Hackelochloa granularis (L.) Kuntze, Rev. Gen. Pl. 2: 776. 1891. 
Cenchrus granularis L., Mant. Pl. 2: 575. 1771. East Indies. 
Mamnisuris granularis Swartz, Prodr. Veg. Ind. Occ. 25. 1788. 
Rytiliz granularis Skeels, U.S. Dept. Agr., Bur. Plant Indus. Bull. 
2522 20: 793. 
Coarsely hispid; culms 30 to 100 cm tall; blades mostly less than 
10 cm long, 5 to 10 mm wide; racemes terminal and axillary, 1 to 2.5 
em long (fig. 371). 
A common weed throughout tropical America, introduced from the 
Old World. In the West Indies found in Cuba, Jamaica, Haiti, 
Dominican Republic, Puerto Rico, Guadeloupe, and Martinique, and 
probably to be found on other islands. 
120. THEMEDA Forsk., Fl. Aegypt. Arab. 178. 1775 
Inflorescence a flabellate cluster of several racemes, each subtended 
by a leaflike spathe, the entire cluster (or panicle) subtended or 
partly enclosed by a larger spathe; racemes consisting of 2 approximate 
pairs of sessile awnless staminate or neuter spikelets and a single 
fertile awned spikelet with a pair of sterile pedicellate ones, the rachis 
disjointing above the pairs of sessile staminate spikelets and forming a 
