256 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Epiphyllum acuminatum Schum. in Mart. Fl. Bras. 4?: 222. 1890. 
Phyllocactus acuminatus Schum. Gesamtb. Kakt. 213. 1899. 
Type Locauity: In the Province of Rio de Janeiro, Brazil. 
DistriBpuTION: Brazil; in cultivation in Mexico. 
IuLusrrations: Mart. Fl. Bras. 4%: pl. 45. Engl. & Prantl, Pflanzenfam. 3%: f. 59. 
D, as Phyllocactus acuminatus. 
Epiphyllum anguliger (Lem.) Don; Loud. Encycl. Pl. ed. 2. 1380. 1855. 
Phyllocactus anguliger Lem. Jard. Fleur. 1: pl. 92. 1850-51. 
TYPE Locauity: In Mexico. 
DisTRIBUTION: Central Mexico. 
IntustRaTions: Curtis’s Bot. Mag. 85: pl. 5100; Cycl. Amer. Hort. Bailey 1: 
f. 306; Dict. Gard. Nicholson 3:/.-134; Lem. Jard. Fleur. 1: pl. 92; Palmer, ult. 
Cact. 167; Paxton’s Fl. Gard. 1: pl. 34—all as Phyllocactus anguliger. 
Epiphyllum cartagense (Weber) Britt. & Rose. 
Phyllocactus cartagensis Weber, Bull. Mus. Hist. Nat. 8: 462. 1902. 
TYPE LocaLity: Near Cartago, Costa Rica. 
DIstRIBUTION: Costa Rica. 
Epiphyllum caudatum Britt. & Rose, sp. nov. 
Old stems terete and slender; lateral branches elongated-lanceolate, cuneately 
narrowed at base into a terete stalk, long-acuminate, 15 to 20 cm. long, 3 to 4 cm. 
wide, the margins crenate; flowers 12 to 15 cm. long, white; tube slender; ovary 
and most of the flower tube quite naked. 
Type in the United States National Herbarium, no. 691390, collected near Comal- 
tepec, Oaxaca, Mexico, altitude 540 to 900 meters, July 30-31, 1894, by E. W. Nelson 
(no. 919). 
Epiphyllum caulorrhizum (Lem.) Don; Loud. Encycl. Pl. ed. 2. 1380. 1855, 
Phyllocactus caulorrhizus Lem. Jard. Fleur. 1: Misc. 6. 1854. 
TYPE LocALITy: Not given. 
DIsTRIBUTION: Known only from greenhouse material of uncertain origin. 
Epiphyllum costaricense (Weber) Britt. & Rose. 
Phyllocactus costaricensis Weber, Bull. Mus. Hist. Nat. 8: 463. 1902. 
TYPE LocALIty: Rio Virilla, near San José, Costa Rica. 
DIsTRIBUTION: Costa Rica. 
Epiphyllum crenatum (Lindl.) Don; Loud. Encycl. Pl. ed. 2. 1378. 1855. 
Cereus crenatus Lindl. Edwards’s Bot. Reg. 30: pl. 31. 1844. 
Phyllocactus crenatus Lem. Hort. Univ. 6: 87. 1845. 
TYPE Locauity: In Honduras. 
DistrrsuTion: Honduras and Guatemala. 
ILLUsTRATIONS: Edwards’s Bot. Reg. 30: pl. 31, as Cereus crenatus. 
Epiphyllum darrahii (Schum.) Britt. & Rose. 
Phyllocactus darrahii Schum. Gesamtb. Kakt. Nachtr. 69. 1903. 
TYPE Loca.ity: In Mexico. 
DISTRIBUTION: Mexico. 
ILtLustraTions: Bliihende Kakt. pl. 91, as Phyllocactus darrahii. 
Epiphyllum gaillardae Britt. & Rose, Contr. U. S. Nat. Herb. 16: 240. 1913. 
Tyre LOCALITY: In Canal Zone, Panama. 
DistrrspuTion: Panama and northern Colombia. 
ILLUSTRATION: Contr. U. 8. Nat. Herb. 16: pl. 68. 
