Ferocactus viridescens

(Torrey & A. Gray) Britton & Rose

Cact. 3: 140. 1922.

Common names: Coastal barrel cactus San Diego barrel cactus
Illustrated
Basionym: Echinocactus viridescens Torrey & A. Gray Fl. N. Amer. 1: 554. 1840
Treatment appears in FNA Volume 4. Treatment on page 245. Mentioned on page 243, 244.

Discussion

Varieties 3 (1 in the flora).

Selected References

None.