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 Mammillaria brauneana ( Boedeker )

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ChrisDavies



Number of posts : 576
Age : 74
Location : Chinnor, UK
Registration date : 2008-07-15

PostSubject: Mammillaria brauneana ( Boedeker )   Fri Jul 18, 2008 8:27 am

First description: Boedeker, Kakteenk. 1:113 (1933)

Body: Solitary, sometimes clumping at base, flattened globose to globose, to 12 cm in diameter and 8 cm high, stems dull green, sunken apex covered with wool and spines.

Roots: Fibrous.

Sap: With latex.

Tubercule: Short and broad pyramidal, 3 - 4 mm at base.

Axil: With wool and bristles.

Radial spine: 25 - 30, horizontal radiating, white, bristle like, straight, the uppermost somewhat shorter, to 5 mm long.

Central spine: 2 - 4, awl-shaped, straight, thicker at base, reddish brown with black tip, 5 - 7 mm long.

Flower: Reddish violet to deep pink, funnelform, to 13 mm wide and long,

Fruit: Carmine, club-shaped, 5 - 6 mm long.

Seed: Yellowish to brown, pear-shaped, 1 mm long and in diameter,

Habitat Substrate: In forest mountains between limestone rocks filled with humus.

Geographic Distribution: Mexico, Tamaulipas near Jaumave; San Luis Potosi near Cerritos. Altitude 1100 - 2300 m.

Comments: Brauneana has a smaller body, less of radial spines, another central spines coloration and flower color is darker than klissingiana.

Bibliography: AfM, jahrgang 14 5/90 183 - 194.

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