Epiphyllum Haworth (1812)

(Greek "epi" = on; Greek "phyllon" = leaf)
leaf cactus
because the flowers appear on the leaflike, flattened stems and the plants grows often on trees

epiphyte, stems small, narrow, 2- to 3-edged

wild forms except the seedlings with less spines; only some bristles
flowers opens during the night-time, very long flower-tubes, ovary bare, fruits red
fruit flesh glutinous, white or red; seed between the fruit flesh, black

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from Mexico over Central America to Argentinia
tropical rain forrests and humid warm climate zones

Growth period

partial shade to full shade but bright
a location outdoors is recommendable, e. g. in the shade under shrubs or trees
plants require a constant mild moisture, frequently misting
humid warm location

Winter period

bright and somewhat moist at 50–59°F (10–15°C)


humus-rich and airy, addition of peat and gravel is recommendable
Epiphyllum ackermannii H. Haworth (1829)
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Veracruz, Oaxaca, Chiapas


named after Georg Ackermann, cacti grower, imported this species in 1824
stems lanceolate, with notches, somewhat hanging, leaf-green
flowers medium-size, simple, red, flower-tube narrow, furrowed, with reddish scales


Cactus ackermannii (H. Haworth) J. Lindley (1830)
Cereus ackermannii
(H. Haworth) F. C. Otto (1837)
Phyllocactus ackermannii (H. Haworth) J. Salm-Dyck (1841)
Nopalxochia ackermannii (H. Haworth) F. M. Knuth (1936)
Disocactus ackermannii
(H. Haworth) R. Bauer (2003)


Appendix II
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.