Literature
Bradleya 4:65; 13:74
Sukkde 3:14 (1949)
Krainz 1.8.58; 1.1.62
Gard. Chron. 56:421, 444, 468 (1964)
Plant Dis. 66:602-603 (1982)
Epiphytes 2:31-34, 52-55, 75-76; 6-22:23, 28; 7-26:36; 7-28:85", 86"; 8- 31:54; 9-33:15-18
Kaktusblüte 4:11-16 (1989)
Succ. Pl. Res. 4:1-77 (1995)
EPIG 9(3):83; 85:31"
NCL 258
Succulenta 17(3):45; 94(2):68-73"
Mol. Phylogenetics and Evol. 58:456-468 (2011)
Rodriguésia 71 (2020)
Süpplie (2024)