282 



THE CACTACEAE. 



Fromont 2: pi. i, f. d; Gartenwelt 11: loi; Watson, Cact. Cult. ed. 3. pi. opp. 29; Rev. 

 Hort. Belg. 40: after 184; Meehans' Monthly 6: 5; West Amer. Sci. 13: 5; Gartenflora 

 55: f. 2, as Cereus triangularis; De Tussac, Fl. Antill. 4: pi. 26, as Cactus triangularis; 

 Stand. Cycl. Hort. Bailey 3: pi. 57, as Hylocereus tricostatus; Canizares, Jard. Bot. Inst. 

 Habana 98, as H. triangularis. 



On page 189, vol. 11, under Hylocereus lemairei, add to illustrations: Bliihende Kakteen 

 3: pi. 173, as Cereus lemairei. 



On page 191, vol. 11, under Hylocereus napoleonis, add to illustrations: Hartinger, 

 Parad. 2: i, as Cereus napoleonis. 



Figs. 259 and 260. — Neoabbottia paniculata. 



On page 192, vol. 11, under Hylocereus triangularis, insert: The name Cactus anizogonus 

 of English gardens is given as a synon)Tn of Cereus triangularis by Riimpler (Forster, 

 Handb. Cact. ed. 2. 764. 1885). 



On page 192, vol. 11, under Hylocereus trigonus insert: Cereus triqueter Haworth (Syn. 

 PI. Succ. 181. i8i2)is some species of Hylocereus near H. trigonus. If really from South 

 America, as stated by Haworth, it may be the same as H. lemairei. 



On page 194, vol. 11, under Hylocereus sp., insert after first paragraph: This species 

 of Hylocereus from the Guianas should be studied in connection with Cereus scandens 

 Salm-Dyck (Cact. Hort. Dj/ck. 1849. 219. 1850), which is said to have come from Guiana. 

 The variety C. scandens minor Boerhaave (Monatsschr. Kakteenk. i: 82. 1891) is only 

 mentioned. 



After page proof had been read, some fine specimens of a Hylocereus were received 

 from Surinam through Gerold Stahel, which we describe as follows : 



