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Mammillaria glassii R.A.Foster
Cact. Succ. J. (Los Angeles) 40: 132. 1968
Family: CACTACEAE

Mammillaria glassii Photo by: Valentino Vallicelli
Field number: L 1537 track from Dulces Nombres over Santa Engracia, Tamaulipas, Mexico 1800 m. It is a sweet little mat forming plant, that offsets heavily and forms a beautiful low white cushion. Flowers very small and pink for two months in Spring.

Synonyms:

See all synonyms of Mammillaria glassii
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Accepted name in llifle Database:
Mammillaria glassii R.A.Foster
Cact. Succ. J. (Los Angeles) 40: 132. 1968
Synonymy: 2 Accepted name in llifle Database:
Mammillaria glassii var. ascensionis (Repp.) Glass & R.A.Foster
Cact. Succ. J. (Los Angeles) 51(3): 126. 1979
Synonymy: 4 Accepted name in llifle Database:
Mammillaria glassii var. nominis-dulcis A.B.Lau
Cact. Succ. J. (Los Angeles) 57: 198 (fig.). 1985
Synonymy: 4 Accepted name in llifle Database:
Mammillaria glassii var. siberiensis A.B.Lau
Cact. Succ. J. (Los Angeles) 57(5): 198. 1985
Synonymy: 3
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Common Names include:
SPANISH (Español): Cabeza blanca

Subspecies, varieties, forms and cultivars of plants belonging to the Mammillaria glassii group

  • Mammillaria glassii R.A.Foster: ssp. glassii Stems very small, not exceeding 3 cm in diameter, whit numerose axilary bristles and usually only one central spine. Flowers very tiny, narrow (approx 3-4 mm in diameter). Origin: Coahuila, Tamaulipas and Nuevo Leon.
  • Mammillaria glassii var. ascensionis (Repp.) Glass & R.A.Foster: Stems are larger (up to 10 cm in diameter) axil almost naked with short wool and few (if any) bristles. Central spines 7-7 mm long, flowers larger up to 18-22 mm wide. Origin: Ascension, Nuevo leon.
  • Mammillaria glassii var. nominis-dulcis A.B.Lau: Flowers very large up to 3 cm in diameter.
  • Mammillaria glassii var. siberiensis A.B.Lau: Clumping, heads up to 10 cm in diameter. Floers, white to pale pink, over 2,5 cm across . Origin: Near the town of Siberia in Nuevo Leon

4516 valentino Valentino Vallicelli
Mammillaria glassii Photo by: Valentino Vallicelli
4520 cactus-art Cactus Art
Mammillaria glassii Photo by: Cactus Art

28145 alexander Alexander Arzberger
Mammillaria glassii Photo by: Alexander Arzberger
4518 valentino Valentino Vallicelli
Mammillaria glassii Photo by: Valentino Vallicelli

4521 cactus-art Cactus Art
Mammillaria glassii Photo by: Cactus Art
4519 cactus-art Cactus Art
Mammillaria glassii Photo by: Cactus Art

4515 valentino Valentino Vallicelli
Mammillaria glassii Photo by: Valentino Vallicelli
4514 valentino Valentino Vallicelli
Mammillaria glassii Photo by: Valentino Vallicelli

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