ge) 
707), but obtained by the earlier collectors. Grand Cayman (Mills- 
paugh 1296). Common in the West Indies. 
- 35. CYPERUS FERAX, Rich. Act. Soc. Hist. Nat. Paris’ 
: 106. 
806 
Cyperus flexuosus, Vahl, Enum. II: 35 Te Occ. 
Hee 
Torulinium confertum, Hamilt. Prodr. FL 
I5. 1826. 
Torulinium ferax, Urban, Symb. Ant. II: 165. 1900. 
Common in swamps and along streams at low and middle eleva- 
tions. Hartford, near Priestman’s River (Maxon 2531); near St. 
Paul (Marble 699); Troy (Maxon 2930 ; Britton 471) ; Mona (Harris 
8939). Widely distributed in warm and tropical parts of America. 
36. CYPERUS VAHLII, (Nees) Steud. Syn. Pl. Cyp. 48. 1855: 
Diclidium Vahlii, Nees in Mart. Fl. Bras. IL: 53. 1843 
Cyperus flexuosus, Griseb. PI. Cub. 238. 1866. Not 
Vahl. 1806. 
Collected in Jamaica by Wilson as cited by Clarke; Jamaica 
Plants No. 844. Cuba; Haiti ; Windward Islands. 
37. CYPERUS SPECIOSUS, Vahl, Enum. II: 364. 1806. 
Yperus Michauxianus, Schultes in R. & S. Syst. IL: 
Mant. 123. 1824. 
Torulinium Michauxianum, Clarke in Urban, Symb. Ant. 
ik: 1900. 
This species of Eastern North America is cited by Clarke as col- 
lected in Jamaica by W. Wright. 
CYPERUS ALTERTNIFOLIUS, L., a widely cultivated ornamental 
species, native of Tropical Africa, has escaped from Castleton 
Gardens and become established along the Wag Water River as 
observed by Mr. William Harris. 
3- ELEOCHARIS, R. Br. Prodr. Fl. Nov. Holl. I: 224. 1810. 
Spikelet cylindric, scarcely or not at all thicker than the culm; 
scales coriaceous, not keeled : 
Culms terete, nodose I. E. interstincta 
Culms angled, continuous 2. E. mutata 
Spikelet ovoid or oblong, thicker than the 
culm ; scales membranous, keeled. 
Style-branches 2; achene lenticular or 
biconvex 
Upper sheath with a membranous hya- ; 
line limb ; rootstock slender 3. flaccida 
Upper sheath I-toothed ; rootstock none 4. E. capitata 
Style-branches 3; achene 3-angled 
Ms continuous 
Culms setaceous or filiform 
Achene cancellate ; spikelet I-4— 
flowered 5. E. retroflexa 
Achene smooth ; spikelet 8-1o— 
flowe: 6. E. microcarpa 
Culms slender 7. E. albida 
Cu stout, pseudo-septate, constricted : 
under the spikelet 8. E. geniculata 
Type species Scirpus palustris, L. 
