HAMODORACEA. 325 
1. XIPHIDIUM. 
Xiphidium, Aubl. Pl. Guian. i. p. 38, t. 11; Benth. et Hook. Gen. Plant. iii. p. 675. 
One or two species, widely dispersed in Tropical America. 
1. Xiphidium floribundum, Swartz, Prodr. p.17, et Fl. Ind. Occ. i. p. 80, t. 2; 
Griseb. Fl. Brit. W. Ind. p. 589; Bot. Mag. t. 5055. 
Xiphidium albidum, Lam. Tl. i. p. 181. 
Xiphidium album, Willd. Sp. Pl. i. p. 248. 
Xiphidium ceruleum, Aubl. Pl. Guian. i. p. 33, t. 11. 
Xiphidium giganteum, Lindl. Bot. Reg. xxxii. sub tab. 66, et xxxiil. sub tab. 1. 
SoutH Mexico, Mecapulco, Vera Cruz (Liebmann); Nicaraeva, Chontales (Seemann, 
185; Tate, 258, 455); Panama, Paraiso station (S. Hayes, 252).—CoLoMBIA to GUIANA 
and BraziL, and in the West Inpizes. Hb. Kew. 
Order CXLIV. IRIDEA. 
TIridee, Benth. et Hook. Gen. Plant. iii. p. 681. 
An Order of fifty-seven genera, and upwards of 700 species, very widely spread in 
temperate and tropical regions, most numerous in the countries bordering the Mediter- 
ranean and in South Africa; not uncommon in America; several in Australia, and a 
few in Asia. 
1. IRIS. 
Iris, Linn. Gen. Plant. n. 59; Benth. et Hook. Gen. Plant. i. p. 686. 
This genus numbers nearly 100 described species, generally diffused in the temperate 
regions of the northern hemisphere. 
1. Iris missouriensis, Nutt. in Journ. Acad. Sc. Philad. vii. pt. 1, p. 58; S. 
Wats. in Proc. Am. Acad. xvii. p. 160. 
Missovri.—Norta Mexico, Lerios, east of Saltillo at 10,000 feet (Palmer, 1302). 
Hb. Kew. 
2. MARICA. 
Marica, Ker in Bot. Mag. t. 654, non ejusd. ibid. t. 655, non Schreb. ; Benth. et Hook. Gen. 
Plant. ii. p. 689. 
Nine species are known, one of them inhabiting Western Tropical Africa and the 
rest Tropical America. 
1. Marica acorifolia, Mart. et Gal. in Bull. Acad. Brux. x. (reprint, p. 2). 
Morea acorifolia, H. B. K.? ex Mart. et Gal. 
South Mexico, gneissic rocks, Penoles, Misteca Alta, Oaxaca 7000 to 7500 feet 
( Galeotti, 5368). 
