462 CYPERACEZ. 
10. Scirpus pungens, Vahl, Enum. Pl. ii. p. 255; Boeck. in Linnea, xxxvi. 
p. 708; Torr. Bot. U. S. & Mex. Bound. Surv. p. 228; S. Wats. Bot. Calif. ii. p. 218. 
Norta America.—Mexico, Leon (Hartweg).—Soutn America; EvROPE; AUSTRALIA; 
New Zeatanp. Hb. Kew. 
11. Scirpus riparius, Presl, Reliq. Henk. i. p. 193; Boeck. in Linnea, xxxvi. 
p. 717; S. Wats. Bot. Calif. ii. p. 217. 
Nort America.—Mexico (ex Beckeler)—SovutH AMERICA; MEDITERRANEAN REGION ; 
AFRICA ; AUSTRALIA. 
12. Scirpus supinus, Linn. Sp. Pl. ed. 1, p. 49; Boeck. in Linnea, xxxvi. 
p. 699; S. Wats. in Proc. Am. Acad. xviii. p. 171. . 
Norta AmericaA.—Norta Mexico, Pefiasco, San Luis Potosi (Schaffner, 571).— 
Widely dispersed in the OLD Wor tp. 
13. Scirpus tenuispicatus, Boeck. in Linnwa, xxxvi. p. 740. 
South Mexico, valley of Mexico (Schaffner ?). 
In addition to the foregoing there are probably several other species of the genus 
within our limits, including S. maritimus, Linn., a very widely dispersed one. Further 
there are some doubtful plants, published under Isolepis, from Mexico. Thus:— 
Isolepis echinulata, Kunth, Enum. Pl. ii. p. 205; Isolepis junciformis, H. B. K. Nov. 
Gen. et Sp. 1. p. 222 (Oncostylis, Lieom. Mexicos Halver. p. 52); and I. panamensis, 
Presl, Relig. Henk. i. p. 351 (J. corymbosa, Presl, 1. c. p. 188). 
7. ERIOPHORUM. 
Eriophorum, Linn. Gen. Plant. n. 68; Benth. et Hook. Gen. Plant. iii. p. 1052. 
A genus of about ten species inhabiting Europe, extratropical Asia, and North 
America. 
1. Eriophorum cyperinum, Linn. Sp. Pl. ed. 2, p. 77; Benth. et Hook. Gen. 
Pl. i. p. 1052. 
Scirpus cyperinus, Kunth, Enum. Pl. ii. p. 170. 
Scirpus eriophorus, Michx. Fl. Bor.-Am. i. p. 83; Boeck. in Linnea, xxxvi. p. 731; Chapm. Fl. 
Southern U.S. p. 521. 
Trichophorus cyperinum, Pers. Syn. Pl. i. p. 69; Liebm. Mexicos Halvgr. p. 58. 
Canapa southward.—SoutH Mexico, San Antonio Huatusco at 4500 feet (Liebmann). 
We have seen no Mexican specimens of this remarkable and very distinct sedge. 
8, FUIRENA. 
Fuirena, Rottb. Descr. et Ic. p. 70, t. 19. fig. 8; Benth. et Hook. Gen. Plant. iii. p. 1053. 
Between twenty and thirty species, generally diffused in warm countries. 
