Peniocereus greggii var. greggii (Engelm.) Britt. & Rose (redirected from: Cereus greggii)
Family: Cactaceae
nightblooming cereus
[Cereus greggii Engelm.,  more]
Peniocereus greggii var. greggii image
Liz Makings  
Areoles elliptic, 4-5 × 2 mm; adaxial spines tending to be directed toward tip of plant; abaxial (including abaxial lateral) spines directed toward base of plant. Flowers 15-17 × 5-6 cm. Flowering late spring; fruiting summer. Chihuahuan Desert, sandy or gravelly loams, along washes, on creosote bush flats or gentle slopes; 1200-1500 m; Ariz., N.Mex., Tex.; Mexico (Chihuahua, Coahuila, Durango, Sonora, Zacatecas).
AREOLES: elliptic, ca. 4-5 mm long, 2 mm wide, the apical spines tending to be directed forward, the basal ones, backward. FLOWERS: 15-19(-21) cm long, 5-6(-9.5) cm wide. FRUITS: 3-5(-8) cm long, 2-3 cm wide. 2N = 22. NOTES: See also parent taxon for further description. Chihuahuan Desert, sandy or gravelly loams, along washes and on creosote-bush flats or gentle slopes: Cochise Co.; 1200-1500 m (3900-5000 ft); May-Jun; NM, TX; Chih., Coah., Dgo., Son., Zac., Mex. REFERENCES: Pinkava, Donald J. 1995. Cactaceae. J. Ariz. - Nev. Acad. Sci. 29(1): 2, 6.
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