Desert Botanical Garden Herbarium
Catalog #: DES00058801
Taxon: Cylindropuntia alcahes var. alcahes F. A. C. Weber
Family: Cactaceae
Collector: Rosemary Trelease      
Date: 2005-04-19
Additional Collectors: Joni Ward
Locality: Mexico, Baja California, Maricopa County: Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33'', W 111 deg 56' 35'', 1200 ft., 366 m: accession number 1993 0603 0101; originally received as a plant collected by Marc Baker 8780, Mexico, Baja California, Valle San Rafael; 14.7 miles NW of El Progreso; N 28 deg 28', W 113 deg 10'; altitude 200 m; flats of granitic sand; collector's notes: plant is densely branched; originally received as Op. sp. name changed to Cylindropuntia ganderi per Donald Pinkava; id by Marc Baker as Cylindropuntia alcahes var. alcahes.
28.466667  -113.166667
Verbatim Coordinates: 28d 28m N; 113d 10m W
Elevation: 200 meters (656ft)
Description: Flowers collected at 11:40 a.m.; flower diameter 34-53 mm, length 36-48 mm, outer perianth reddish-brown with lighter green midstripe or yellow-green with reddish brown midstripe; inner perianth yellow, darker at base, lighter at tips with reddish-brown tips, reddish-brown spines on base of flower; stigma lobe number 5-6, color pale yellow-green; slight thigmotrophic response; pollen collected; buds collected for chromosome count; joints gray-green with reddish-purple on dorsally exposed side, tubercules present; spines white or tan or golden brown or gray; multi-branching plant, height 42 inches; fleshy and dry fruit collected, color yellow-green, fleshy diameter 22-27 mm, length 27-37 mm; dry diameter 16 mm, length 23-24 mm, fruit slightly tuberculate, color green on inside; seeds tan with lime around the outer edge of the seed, all collected fruit have seeds; plant grown in cultivation at DBG id confirmed by Joni Ward using key in Biosystematics of Opuntia subgenus Cylindropuntia (Cactacea), the Chollas of Lower California, Mexico by Jon Rebman.
Reproductive Condition: flowers & fruit
Cultivation Status: Cultivated
Specimen Images
Record Id: f23c00cb-477b-4e58-8909-4429b72a9fdb
Occurrence ID (GUID): f23c00cb-477b-4e58-8909-4429b72a9fdb
For additional information on this occurrence, please contact: Andrew Salywon (
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