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| Mammillaria macdougalii Flat Cactus (formerly M. heyderi var. macdougalii) | ||
Mammillaria
& Coryphantha
Southeastern
Arizona
Arizona
Rare Cactus Photos
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| Mammillaria macdougalii Flat Cactus (formerly M. heyderi var. macdougalii) | ||
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| Mammillaria
grahamii Pincushion
(formerly M. microcarpa) |
M.
grahamii typically has dark hooked spines. Occasionally, specimens
with
straight white spines are found. These have been called M. oliviae, but notice that the plant above has both types of spines. |
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| Coryphantha vivipara Beehive Cactus (formerly C. vivipara var. bisbeeana) | |