Crabapple orchid (scientific name: Zygocactus truncatus (Haw.) K.Schum.) cactus family epiphytic succulent, shrubby, stems pendulous, multi-branched unarmed, old stems woody, young stems flattened; bright green or a little purplish, truncate at the top, flowers solitary in the top of the branch, symmetrical; calyx apical separation; corolla several rounds, the majority of the stamens, the berry pear-shaped. Flowering from October to February; indoor cultivation of crabapple can be adjusted by controlling the light to the flowering period.

Native to Brazil; commonly cultivated in parks and flower gardens throughout China. An ornamental plant, often grafted onto scales or other rootstocks to obtain vigorous plants.

Chinese name

Crab Orchid

Scientific name

Zygocactus truncatus (Haw.) K. Schum.

Alias

Christmas cactus, Crab Orchid, Crab Claw Lotus, Mallory, Crab Orchid

Phyllum

Botanical Kingdom

Phyta

Porte

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Department of Angiosperms

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Morphological Characteristics

An epiphytic succulent plant that is often shrubby and leafless. Stem unarmed, multi-branched, often overhanging, old stems woody, slightly cylindrical, young stems and branches are flattened; each internode rectangular-rounded to obovate, 3-6 centimeters long, 1.5-2.5 centimeters wide, bright green, sometimes slightly purplish, truncated at the top, each side of the 2-4 coarse serration, both sides of the center of a hypertrophic midribs; the fossa is sometimes with a small number of short prickly hairs.

Crabapple

Flowers solitary at the top of branches, rose-red, 6-9 cm long, symmetrical on both sides; calyx in a whorl, the base short tubular, apically separated; corolla in several whorls, the lower long tubular, the upper separated, the more inwardly the longer the tube; stamens numerous, in 2 whorls, protruding, upwardly arched; styles longer than the stamens, crimson, stigmas 7-lobed. Berry pyriform, red, ca. 1 cm in diam.

Main varieties

The common hybrids of crabapple orchids are white Christmas white, Dorset, Gina, Snowflake; yellow varieties are Golden Beauty, Christmas Flame, Golden Mirage, Cambridge; orange Ante, Frido; purple varieties of Madoga; pink varieties of Camilla, Diester and Eva, and so on, mostly introduced from the United States, Japan, Denmark and other countries. Regular varieties include crenellated crabapples with lavender stems and red flowers, beautiful crabapples with white flower buds and pink when they open, saffron crabapples with red flower buds and Russell's, Buckley's, obtuse horn and Christmas cacti.