Alt. Name:
Cereus microspaericus K.Schum. in Martius Fl. Bras.4(2):198 (1890)
Arthrocereus microsphaericus (K.Schum.) A.Berger, Kakteen: 146, 337. (1929)
Cereus anomalus K.Schum., Keys Monogr. Cact.: 16. (1903)
Cereus optusangulus K.Schum. in Martiua Fl. Bras. 4(2)198 (1890)
Cereus parvulus K.Schum., Fl. Bras. 4(2): 197. (1890)
Epiphyllanthus candidus (Loefgr.) Britton & Rose, Cactaceae 4: 182. (1923)
Epiphyllanthus microsphaericus (K.Schum.) Britton & Rose, Cactaceae 4: 181. (1923)
Epiphyllanthus microsphaericus subsp. candidus (Loefgr.) Doweld in Sukkulenty 4: 41. (2002) [2001]
Epiphyllanthus obtusangulus (K.Schum.) A.Berger in Ann. Rep. Missouri Bot. Gard. 16: 84. (1905)
Epiphyllum candidum Barb.Rodr. ex Loefgr. in Arch. Jard. Bot. Rio de Janeiro 2: 30, pl. 6. (1918)
Epiphyllum obtusangulum (K.Schum.) Lindl. ex K.Schum., Fl. Bras. 4(2): 198. 1890 syn. sec. Barthlott & Taylor (1995) ?
Schlumbergera candida (Loefgr.) Hoevel in Kakteen And. Sukk. 21: 186. (1970)
Schlumbergera microsphaerica (Eng.) Hoevel in Kakteen And. Sukk. 21:186 nom. inval.
Schlumbergera microsphaerica f. candida (Loefgr.) Süpplie, Schlumbergera Direct. Spec. Hybr.: 3. (2004), nom. inval.
Schlumbergera microsphaerica f. obtusangula (K.Schum.) P.V.Heath in Calyx 2: 64. (1992)
Schlumbergera microsphaerica f. parvula (K.Schum.) P.V.Heath in Calyx 2: 64. (1992)
Schlumbergera microsphaerica subsp. candida (Loefgr.) D.R.Hunt in Succ. Pl. Res. 4: 79. (1995)
Schlumbergera obtusangula (K.Schum.) D.R.Hunt in Kew Bull. 23(2): 260. (1969)
Trichocereus microsphaericus (K.Schum.) H.P.Kelsey & Dayton, Standard. Pl. Names, ed. 2: 78. (1942)
Zygocactus candidus Loefgr. in Arch. Jard. Bot. Rio de Janeiro 2: 30. (1918)
Zygocactus microsphaericus (K.Schum.) Buxb. in Krainz, Kakteen 4: Morph. 15. (1957)
Zygocactus obtusangulus (K.Schum.) Loefgr. in Arch. Jard. Bot. Rio de Janeiro 2: 28. (1918)
Synonyms mainly according to Korotkova et al. in
willdenowia 51(2)Frohning, Hans / de / 2022.02.18.