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Coryphantha macromeris var. macromeris

Coryphantha macromeris (Engelm.) Lem. var. macromeris

Nipple Beehive Cactus, Big Needle Cactus, Big Nipple Cory-Cactus, Dona Ana, Long Mamma

Cactaceae (Cactus Family)

Synonym(s): Mammillaria macromeris


USDA Native Status: L48 (N)


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Plant Characteristics

Duration: Perennial
Habit: Cactus/Succulent
Breeding System: Flowers Bisexual
Size Notes: Plants profusely branched, ultimately forming low mats or hemispheric mounds to 100 cm diameter. (Webref 3).
Flower: Flowers apical or nearly so, 30-50(-60) (30-)40-70 mm; outer tepals heavily fringed; inner tepals 20-25 per flower, bright rose-pink or magenta, often with darker midstripes and paler margins, 30-40 4.5-6 mm; outer filaments greenish white throughout or distally purplish pink; anthers bright yellow; stigma lobes 6-13, white or pale yellow, 3-6 mm. (Webref 3).
Fruit: Fruits berrylike, dark green, ovoid to obpyriform or ellipsoid, (10-)13-25(-30) 12-18 mm; floral remnant strongly persistent. Seeds reddish brown, comma-shaped to spheric, 1.2-1.5 mm, finely and weakly raised-reticulate. (Webref 3).
Size Class: 0-1 ft.

Bloom Information

Bloom Color: Pink , Purple
Bloom Time: Feb , Mar , Apr , May , Jun , Jul , Aug , Sep
Bloom Notes: Bright rose-pink or magenta. (Webref 3).


Native Distribution: Trans-Pecos Texas, New Mexico and Mexico.
Native Habitat: Chihuahuan desert scrub, Tamaulipan thorn scrub, nearly all substrates including nearly pure gypsum, gravelly soils, usually sandy alluvium or clay, rarely crevices or steep slopes; 30-1700(-2000) m. (Webref 3).

Growing Conditions

Water Use: Low
Light Requirement: Sun , Part Shade
Soil Moisture: Dry
Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High
Drought Tolerance: High
Heat Tolerant: yes
Soil Description: Nearly all substrates including nearly pure gypsum, gravelly soils, usually sandy alluvium or clay. (Webref 3).


Bibref 293 - Manual of the Vascular Plants of Texas (1979) Correll, D. S. & M. C. Johnston

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Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Coryphantha macromeris var. macromeris in USDA Plants
FNA: Find Coryphantha macromeris var. macromeris in the Flora of North America (if available)
Google: Search Google for Coryphantha macromeris var. macromeris


Record Modified: 2012-09-19
Research By: JAM

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