© Edge Of Eden
One stem, 4–10" (10–25 cm), 2–3" (5–8 cm) in diameter, cylindric.
Central spines 9–11, all but 1–2 hooked, red-brown or white.
Flowers rose-purple to magenta.
Blooming April–June.
Limestone areas, gravelly mesas and slopes, hills and canyons.
Elevation 2450–6900' (750–2100 m).
Mojave Desert.
A Flora of Southern California p. 321
The Jepson Manual p. 456 457
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