Species Description – Result


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Mammillaria thornberi ssp thornberi

  • First description by Orcutt, West Amer. Sci. 12: 162 (1902)

  • Body: Plants commonly forming dense clusters. Stems slender cylindrical, tapered basally, often dull purplish green, 5 – 10 cm (2 – 3.9 in) high, to 2.5 cm (1 in) in diameter.
  • Roots:
  • Sap: Without latex.
  • Tubercule arrangement: 5 – 8
  • Tubercule: Slightly flabby, conical to cylindrical.
  • Axil: Naked.
  • Radial spine: 15 – 20, white or yellowish, with dark tips, 5 – 9 mm (0.2 – 0.4 in) long, not distinctly pubescent.
  • Central spine: 1, hooked, pale to dark reddish brown, 9 – 18 mm (0.4 – 0.7 in) long.
  • Flower: Broadly funnelform, purplish to lavender pink, 15 – 20 mm (0.6 – 0.8 in) wide.
  • Fruit: Promonent, fat, red.
  • Seed: Black.
  • Flowering period in Cultivation (Europe):
  • Minimum temperature:
  • Habitat Substrate:
  • Geographic Distribution: Arizona, USA and Sonora, Mexico. Altitude 300 m.
  • Comments:
  • Bibliography:
    John Pilbeam (1999) – Mammillaria The Cactus File Handbook – page 291.

    Edward F. Anderson (2001) – The Cactus Family – page 447.
  • Synonymes:

Pictures

Picture in the galery related to the keyword :

thornberi ssp thornberi


Mammillaria Thornberi/Mammillaria thornberi ssp thornberi – Photo Norman Dennis.jpg


Maps Distribution/Mammillaria thornberi ssp thornberi – distribution map.gif