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Echinopsis haematantha var. kuehnrichii (Frič) J.G.Lamb.

Family: CACTACEAE · Variety or form of Echinopsis haematantha

Publication: Cact. d’Argentine ed. 2 59. 1997 1998

Description

Echinopsis haematantha var. kuehnrichii best known as Lobivia kuehnrichii, is generally included within (as a synonym of) Echinopsis haematantha that is a very variable cactus species showing a large range of natural variability, especially the colour of the flower. The var. kuehnrichii (sometime misspelled “kuehnrichiana”) distinguishes for its slightly smaller solitary, rarely clustering body with long black hooked spines. The flowers range in colour from red to orange and yellow with usually a white throat circle.

Stem: Globular to oval, with about 12 (or more) ribs.

Root: Tick taproot

Central spines: 1 to 4, curved to hooked, black to grey.

Flowers: Red, orange, or yellow with usually a white throat circle (rarely green). Tube olive green. Stigma sometimes green or yellowish white, rarely carmine.

Taxonomic note: Some authors place Echinopsis haematantha var. kuehnrichii as a synonim of Echinopsis chrysantha.

Origin and Habitat

Cachipampa (Province of Salta).

Cultivation and Propagation

It is a summer-growing species that offers no cultivation difficulty. Water regularly in summer (but do not over-water). It needs good drainage and very porous soil. Keep rather dry in winter. Feed with a high potassium fertilizer in summer. It is quite frost resistant if kept dry (hardy to -5° C). Outside full sun or afternoon shade, inside it needs bright light, and some direct sun.

Propagation: Direct sow after last frost. (seldom produces offsets)

Bibliography

Major references and further lectures

  1. Hunt, D., Taylor, N. and Charles, G. (compilers and editors). “The New Cactus Lexicon.” dh Books, Milborne Port, UK. 2006

  2. 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 Glass” Cambridge University Press, 11/Aug/2011

  3. Edward Anderson “The Cactus family” Timber Press, Incorporated, 2001

  4. Haustein, Erik. “Der Kosmos-Kakteenführer.” Kosmos / Gesellschaft der Naturfreunde., Stuttgart, 1983

  5. Hans Hecht “BLV-Handbuch der Kakteen” BLV-Verlagsgesellschaft, 1982

  6. John Pilbeam “Cacti for the Connoisseur: A Guide for Growers & Collectors” Timber Press, 01 July 1987

  7. Willy Cullmann, Erich Götz (Dozent Dr.), Gerhard Gröner “The encyclopedia of cacti” Timber Press, 1987

  8. J.G. Lambert Ir. A.I.Gx. “Cactus d’Argentine” 2ème édition Revue et complétée, Concordia-Roeselare., 1997

  9. Rausch “Erstbeschreibung. Lobivia kuehnrichii Frič var. antennifera Rausch var. nov. Echinopseen” 7(2): 49–51 [2]. 2012

  10. Walter Rausch “Lobivia 85” Herzig, 1986