Disocactus speciosus

Disocactus speciosus
(Cavanilles)Barth


◊ Bradleya 9:87 (1991)
◊◊ Cactus speciosus Cavanilles - Anal. Cienc. Nat. Madrid 6:339 (1803)
Cactus speciosissimus Desfontaines - Mém. Mus. Hist. Paris 3:193 (1817)
Cereus bifrons Haw - Suppl. Pl. Succ. 76 (1819)
Cereus speciosissimus (Desf)DC - Prodr. 3:468 (1828)
Cereus schrankii Zucc ex Seitz - Allg. Gartenz. 2:244 (1834)
Cereus superbus Ehrenberg - Bot. Zeitschr. 4:324 (1846)
Cereus speciosus (Cav)KSch non Sweet 1826- Engler & Prant: Pflanzenfam. 36a:179 (1894)
Cereus amecamensis Heese - in Rother: Prakt. Ratgeber Obst-Gartenbau 11:442 (1896)
Cereus lindbergianus Web - in: Schumann, Gesamtb. Kakt. 151 (1897)
Cereus amecamensis Heese - Gartenwelt 1:317 (1897)
Heliocereus amecamensis (Heese)Br&R - Contr. US Nat. Herb. 12:433 (1909)
Heliocereus schrankii (Zucc)Br&R - Contr. US Nat. Herb. 12:434 (1909)
Heliocereus speciosus (Cav)Br&R - Contr. US Nat. Herb. 12:434 (1909)
Cereus serratus Wgt - Monatschr. Kakteenk. 185 (1912)
Heliocereus elegantissimus Br&R nom. illeg. - Cact. 2:127' (1920)
Heliocereus speciosus amecamensis (Heese)Weing nom. inval.- in: Berger, Kakteen 131 (1929)
Cereus speciosus amecamensis (Heese)Weing - in Berger: Kakteen 131 (1929)
Heliocereus speciosus amecamensis Cereus elegantissimus (Br&R)Berg - Kakteen 131 (1929)
Heliocereus superbus (Ehrenberg)Berger - Kakteen 131, 341 (1929)
Heliocereus serratus (Wgt)Borg - Cacti 176 (1951)
Heliocereus speciosissimus (DC)Ito - Cacti 146 (1952)
Heliocereus speciosus superbus (Ehrenberg)Backbg - Backeberg 4:2120 (1960)
Heliocereus speciosus elegantissimus (Br&R)Backbg - Backeberg 4:2121 (1960)
Heliocereus speciosus serratus (Wgt)Backbg - Cactaceae 4:2121 (1960)
Heliocereus elegantissimus stenopetalum Bravo nom. inval. - CSJ(USA) 38:3" (1966)
Heliocereus speciosus amecamensis (Heese)Bravo - CSJ(USA) 19:47 (1974), CSMex 19:47 (1974)
Heliocereus elegantissimus helenae Scheinvar - Phytologia 49(4):317 (1981)
Heliocereus luzmariae Scheinvar - CSJ(USA) 57(6):268" (1985)
Disocactus speciosus f amecamensis (Heese)Barth - Bradleya 9:87 (1991)
Disocactus schrankii (Zucc)Barth - Bradleya 9:87 (1991)
Heliocereus elegantissimus stenopetalus Bravo ex Arias - CSMex 37:72 (1992)
Heliocereus schrankii stenopetalus - (Bravo ex Arias)Kimn - CSJ(USA) 68:217 (1996)
Disocactus speciosus ssp amecamensis (Heese)Doweld - Sukkulenty 4(1-2):41 (2002)
Heliocereus elegantissimus ssp stenopetalus (Bravo ex Arias)Dwld - Sukkulenty 4(1-2):41 (2002)
Heliocereus schrankii ssp luzmariae (Scheinvar) Guzmán - Cact. Syst. Init. 16:17 (2003)

- Upright, climbing or pendant. Stems to 1 m long, red-green, later dark green. Ribs 3-5. Areoles groot. Spines 5-8, later more, to 1,5 cm long, thin subulate, yellow to brownish. Flower 8-13 cm long, red or karmijn. Receptacle 8 cm long. Petals obtuse. Filaments red. Style little longer than filaments, stigmas white. Fruit ±4 cm long, ovoid, red, with spines. Seed large, shiny black-brown.

- Mexico: around Mexico Cd. (T), Guerrero, Jalisco, Michoacán, Morelos, Nayarit, Oaxaca, Sinaloa, 2100-3100 m.

Cact. 2:128', plate 17
Cact. 2:127, plate 17 (Heliocereus elegantissimus)
Cact. 2:127 (Heliocereus schrankii)
Cact. 2:129 (Heliocereus speciosus amecamensis)
Backeberg 4:2119, 2120"
Backeberg 4:2121 (Heliocereus schrankii)
Ash. 2-3:41"; 1-4:37
Ash. 1-4:37" (Heliocereus speciosus superbus)
Bravo 1:424", 425", 427", 428"
Bravo 1:422, 424 (Heliocereus elegantissimus stenopetalum)
Bravo 1:422", 425" (Heliocereus elegantissimus)
Bravo 1:425", 426, 427, 429" (Heliocereus speciosus amecamensis)
Bravo 1:426 (Heliocereus speciosus serratus)
Bravo 1:426, 427 (Heliocereus speciosus superbus)
Bravo 1:434 (Heliocereus schrankii)
RPS 17 (Heliocereus elegantissimus stenopetalum)
KuaS 48(1):6" (Heliocereus elegantissimus stenopetalum)
KuaS 49(8):178" (Heliocereus elegantissimus)
Bradleya 7:92 (Heliocereus elegantissimus)
NCL 79"
Cact. Syst. Init. 17:3, 13 (2003)
Succulenta 82(1):36"; 88(4):147"
Succulenta 89(1):43" (Heliocereus speciosus amecamensis)
EPIG 8(3):95; 60:5-12, 18-32"; 60:5-64"|; 72:5-7