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 Mammillaria meyranii

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maurillio




Number of posts : 2969
Age : 68
Location : Modena - Italia
Registration date : 2009-12-20

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PostSubject: Mammillaria meyranii   Mammillaria meyranii Icon_minitimeWed Dec 08, 2010 10:22 am

No. 16. Mammillaria meyranii
Original reference;- Helia Bravo Hollis,, Cactus and Succulent Journal of Great Britain, Volume 18, page 84, 1956.
Body: Simple, producing new heads at the base, columnar, very long, 5 - 55 cm. long by 4 - 5 bin. wide, apex rounded and covered by the spines, semi-milky sap.
Tubercles in 13 and 21 spirals, small, 8 mm. long and 2 - 3 mm. wide, conical and somewhat tetrangular at the base, green with a
yellowish tinge.
Axils of younger tubercles with scant white wool, but without bristles or hairs.
Areoles oval, 2 mm. long with some white wool in youth.
Spines: Radials 17 - 19, acicular, straight, 3 - 6 mm. long, lower ones longer, horizontal, radiating, white with yellowish base, at first yellowish red with brown tip.
Centrals 2, divergent, one pointing upward and the other inclined downward, acicular, 1 cm. long or less, those at the apex of the
plant orange yellow with chestnut tip, the others dirty white or greyish.
Flowers: Funnel shaped, appearing in. a crown around the apex, 18 .mm. long including ovary. Outer perianth segments lanceolate, acuminate, margins ciliate, purplish brown. Inner perianth segments linear lanceolate, purple; filaments White, anthers cream, style white, somewhat curved, stigma lobes 5 - 7, green, nectar region somewhat striated, perianth tube short.
Fruit: Clavate, somewhat curved, 2 cm. long and 5 mm. thick at its widest part, light purplish rose with brownish-green tinge; at times there is a very small scale hear the tip, aromatic.
From "The Journal of the Mammillaria Society"  Vol.1 n.6 - October 1961
Seeds 1 mm. long, pyriform, light brown, shiny, with cellular depressions very irregularly quadrangular and rims provided with thin intercellular grooves; hilum basal lateral, micropyle pore near hilum.
Distribution: South western part of State of Mexico, near the Santa Barbara plant of the "Miguel Aleman" Hydroelectric System.
Type: Collected in the region mentioned and deposited in the herbarium of the Instituto de Biologia of the University of Mexico, No. 3876.
Notes:
This species is named after Dr. Jorge Meyran.



Mammillaria meyranii ESP 7/51
ESP 7/51 - S.Nicolas - Mexico State

Mammillaria meyranii 7310-210


Mammillaria meyranii 7310-211


Mammillaria meyranii 7310-212


Mammillaria meyranii 7305-210


Last edited by maurillio on Sun Nov 20, 2022 8:16 pm; edited 9 times in total
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maurillio




Number of posts : 2969
Age : 68
Location : Modena - Italia
Registration date : 2009-12-20

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PostSubject: Re: Mammillaria meyranii   Mammillaria meyranii Icon_minitimeMon Feb 22, 2016 5:40 pm

Mammillaria meyranii ML 48
ML 48 - Santa Barbara, Rio Tilostoc, Valle de Bravo, 1350/1800m - Mexico State

Mammillaria meyranii 12319-10


Mammillaria meyranii 12319-11


Mammillaria meyranii 2579-211


Mammillaria meyranii 2579-211


Mammillaria meyranii 2579-210


Last edited by maurillio on Sun Nov 20, 2022 8:04 pm; edited 6 times in total
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maurillio




Number of posts : 2969
Age : 68
Location : Modena - Italia
Registration date : 2009-12-20

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PostSubject: Re: Mammillaria meyranii   Mammillaria meyranii Icon_minitimeMon Feb 22, 2016 5:40 pm

Mammillaria meyranii v. michoacana
The variety was described from Michoacan, further west than the type, and differs in its smaller proportions, stem to about 15cm long, longer radial spines, four longer central spines, 15 to 18mm, and flowers with reddish pink inner petals.
"Mammillaria" by John Pilbeam pag.332



Mammillaria meyranii v. michoacana
From "Ento" Ennio Toso collection - Savona

Mammillaria meyranii Meyran10




Mammillaria meyranii v. michoacana
From "Ento" Ennio Toso collection - Savona

Mammillaria meyranii Meyran11




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maurillio




Number of posts : 2969
Age : 68
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PostSubject: Re: Mammillaria meyranii   Mammillaria meyranii Icon_minitimeMon Feb 22, 2016 5:57 pm

Mammillaria meyrani v. michoacana ML 646
ML 646 - Michoacan (Tuxpan 1850m) - Mexico

Mammillaria meyranii 6256-m10


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maurillio




Number of posts : 2969
Age : 68
Location : Modena - Italia
Registration date : 2009-12-20

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PostSubject: Re: Mammillaria meyranii   Mammillaria meyranii Icon_minitimeSun Nov 20, 2022 7:21 pm

Mammillaria meyrani v. michoacana ML 646
ML 646 - Michoacan (Tuxpan 1850m) - Mexico

Mammillaria meyranii 6256-210


Mammillaria meyranii 6256-211


Mammillaria meyranii 6256-212

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