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Echinocereus reichenbachii var. armatus (Poselg. ex Engelm.) N.P.Taylor

Family: CACTACEAE · Variety or form of Echinocereus reichenbachii

Publication: Gen. Echinocereus 133. 1985

Description

Single or branching at the base when old.

Stems: Green, up to 20 (40) cm tall, 7-10 cm in diameter

Ribs: approx.15- 20, width 5-10 mm.

Roots: Fibrous.

Areoles: Elongated elliptic.

Central spines: 1 or 2 sharpen, light brown, darkly tipped.

Radial spines: Up to 23, clearer white-brownish to white-greyish straight, closely pectinate.

Blooming Habits: Appearing next to the stem tip, scented magenta-pink, with somehow darker midstrips, more brightly to green in the throat, 7-12 cm long and in diameter. Filaments light green, stylus and anther dark green.

Fruits: Oval green-brownish. Ripe two month after blooming.

Origin and Habitat

Mexico (Nuevo Leon: Monterrey)

Type locality: Mountains not far away from Monterrey,

Habitat: Grows on limestone terraces, altitude 550-700 (1500) m.

Cultivation and Propagation

Cultivation: In culture E. pectinatus is without problems and regularly shows its beautiful flowers if we provide an adequate winter rest period. It is sensitive to overwatering (rot prone) needs good drainage, Keep drier and cool in winter. Need full sun; Cold resistant hardy to -5° (-10°) C or less for short periods of time.

Propagation: Seeds or cutting (if available

Notes

The taxonomic and geographic boundaries among the segregate species or infraspecific taxa of Echinocereus reichenbachii remain nebulous and controversial. In no place do pure populations exist sympatrically, and all taxa appear completely interfertile.

Bibliography

Major references and further lectures

  1. Edward F. Anderson (2001) “ The Cactus Family”.

  2. Curt Backeberg “Cactus Lexicon” Sterling Publishing Company, Incorporated, 1978

  3. David Hunt, Nigel Taylor “The New Cactus Lexicon” DH Books, 2006 ISBN 0953813444, 9780953813445

  4. Del Weniger “Cacti of the Southwest: Texas, New Mexico, Oklahoma, Arkansas, and Louisiana” University of Texas Press, 1969

  5. James Cullen, Sabina G. Knees, H. Suzanne Cubey “The European Garden Flora Flowering Plants: A Manual for the Identification of Plants Cultivated in Europe, Both Out-of-Doors and Under GlassCambridge University Press, 11/ago/2011

  6. Lyman David Benson “The Cacti of the United States and Canada” Stanford University Press, 1982