Species Description – Result


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Mammillaria phitauiana

  • First description by Baxter, Journ. Cact. Succ. Soc. 2:471 (1931)

  • Body: Plants forming clusters from basal branches. Stems cylindrical, gray-green, to 25 cm (9.8 in) high, 3 – 6 cm (1.2 – 2.4 in) in diameter.
  • Roots:
  • Sap: Without latex.
  • Tubercule arrangement: 8 – 13
  • Tubercule: Conical, four-sided basally, keeled.
  • Axil: With about 20 bristles.
  • Radial spine: 24, white, bristle-like, 4 – 12 mm (to 0.5 in) long, lower longest.
  • Central spine: 4, straight, white with dark tips, 4 – 6 mm (0.2 in) long, one hooked in young plants.
  • Flower: White, 12 – 15 mm (0.5 – 0.6 in) long and in diameter.
  • Fruit: Globose to club-shaped, red, to 10 mm (0.4 in) long.
  • Seed: Black.
  • Flowering period in Cultivation (Europe):
  • Minimum temperature:
  • Habitat Substrate:
  • Geographic Distribution: Baja California Sur, Mexico. Altitude 200 – 450 m.
  • Comments: This slow growing species forms columns that can become decumbent with age. It is recommended to have a very open potting mix, and a smaller than usual pot to prevent root rot. Expect differences in spine color with the seasonal changes in growth rate. With time, clusters may form.
  • Bibliography:
    John Pilbeam (1999) – Mammillaria The Cactus File Handbook – page 226.

    Edward F. Anderson (2001) – The Cactus Family – page 437.
  • Synonymes:
    M. verhaertiana

Pictures

Picture in the galery related to the keyword :

phitauiana


Mammillaria Phitauiana/Mammillaria phitauiana (syn. M. verhaertiana) – Photo Hugo De Cock 2.jpg


Mammillaria Phitauiana/Mammillaria phitauiana (syn. M. verhaertiana) – Photo Hugo de Cock.jpg


Mammillaria Phitauiana/Mammillaria phitauiana – Photo Hugo De Cock 1.jpg


Mammillaria Phitauiana/Mammillaria phitauiana – Photo Norman Dennis.jpg


Mammillaria Phitauiana/Mammillaria phitauiana – SB1259 – MG836-3-98 – Photo Aymeric de Barmon.jpg


Maps Distribution/Mammillaria phitauiana (syn. M. verhaertiana) – distribution map.jpg


Maps Distribution/Mammillaria phitauiana – distribution map.gif