Pima Pineapple Cactus

Scientific Name: Coryphantha robustispina ssp. scheeri (Lem.) N.P.Taylor
Synonym: Cactus scheeri, Coryphantha muehlenpfordtii, Coryphantha muehlenpfordtii ssp. uncinata , Coryphantha neoscheeri, Coryphantha robustispina ssp. uncinata , Coryphantha scheeri, Coryphantha scheeri var. uncinata , Echinocactus muehlenpfordtii, Mammillaria engelmannii, Mammillaria scheeri
Family: Cactaceae

Origin: USA (Texas, New Mexico), Mexico (Chihuahua, Sonora)

Growth Habits: Usually solitary, 2 to 6 inches tall (5-15 cm), 2 to 4 inches in diameter (5-10 cm); strongly tuberculate; young areoles woolly; 1 to 4 straight central spines, 0.5 to 2 inches long (1.2-5 cm); 6-16 spreading radials, 0.4 to 1.4 inches long (1-3.5 cm)

Watering Needs: Very sensitive to overwatering, does better when grafted

'Coryphantha scheeri var. valida' at Miles 2 Go

The second picture is sold in the trade as "Coryphantha scheeri var. valida" from Las Cruces, New Mexico.

Blooming Habits:
Yellow flowers, 1.6 to 2.6 inches long (4-6.5 cm), 2 to 3 inches in diameter (5-7 cm). The green fruits are ovoid to club-shaped, 1.4 to 2.2 inches long (3.5 to 5.5 cm), 0.5 to 0.8 inch in diameter (1.2 to 2 cm).