ELEOCHARIS, spike rush 
Eleocharis acicularis (L.) Roemer & Schultes, p. 276 
var. acicularis 
f. acicularis 
f. fluitans (Doell ex Gliick) Svenson 
f. longicaulis (Desmaz.) Hegi (note that although G, M: 
absorb other varieties and forms of E. acicularis, 
those listed above have not been examined critically 
and are probably ecological variants) 
*E. atropurpurea (Retz.) Kunth (Castaner, 1984a) 
E. compressa Sullivant [M: E. elliptica Kunth var. compressa 
(Sullivant) Drapalik & Mohl.] (Harms, 1972), p. 280 
E. equisetoides (Elliott) Torrey, p. 276 
E. erythropoda Steudel [S: E. calva Torrey] (Svenson, 1957; L. 
Harms, 1968), p. 280 
E. lanceolata Fern., p. 279 
E. macrostachya Britton, p. 280 
E. obtusa (Willd.) Schultes, p. 279 = 
var. detonsa (A. Gray) Drapalik & Mohl. [S: E. es 
Steudel; G: E. obtusa var. ovata (Roth) Drapalik 
Mohl.] (Drapalik and Mohlenbrock, 1960) 
var. obtusa [S: incl. var. jejuna Fern.) (Svenson, 1957) 
E. parvula (Roemer & Schultes) Link, p- 276 
var. anachaeta (Torrey) Svenson 
var. parvu ‘ 
E. quadrangulata (Michaux) Roemer & Schultes [S: segs 
crassior Fern.] (Mohlenbrock and Drapalik, ; 
E p. 276 
smallii Britton, p. 279 ; 
E. verrucosa (Svenson) L. Harms [S: E. tenuis (Willd.) Schultes 
var. verrucosa (Svenson) Svenson] (Harms, 1972), 
p. 
E. wolfii A. Gray, p. 278 
: . Mohlenbrock 
S: Steyermark G: Great Plains Flora M: Mo 
231 
