|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
|Family: Cactaceae||View Description||Dichotomous Key|
|Genus: Bergerocactus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Bergerocactus emoryi (Engelm.) Britton & Rose
Habit: Shrub, thicket-forming, ascending to sprawling or decumbent, many-branched. Stem: < 2 m, 3--6 cm diam, cylindric, soft-fleshy, +- obscured by spines, generally not regularly segmented; ribs generally 12--18, prominent, tubercles +- 0. Spines: 30--45 per areole, < 2 mm diam, needle-like, straight or curved, yellow, darker in age, smooth; central spines 1--3, decurved, longest < 60 mm; radial spines straight. Flower: lateral to terminal, at distal margin of spine cluster, 3.5--5 cm, 2.5--4 cm diam; ovary glabrous, densely spiny, scales minute or none; outer perianth parts yellow, tips +- red, midveins green, inner perianth parts all yellow. Fruit: spheric, fleshy, dry in age, densely spiny, extruding seeds and pulp at tip. Seed: 3 mm, +- flat-obovoid, black, shiny. Chromosomes: 2n=44.
Ecology: Sandy open hills, coastal only; Elevation: < 100 m. Bioregional Distribution: SCo (San Diego Co.), s ChI; Distribution Outside California: Baja California. Flowering Time: May--Jun Note: Threatened by development, collecting, feral goats.
Synonyms: Cereus emoryi Engelm.
eFlora Treatment Author: Bruce D. Parfitt
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Bergerocactus
Next taxon: Carnegiea
Citation for this treatment: Bruce D. Parfitt 2017. Bergerocactus emoryi, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=15604, accessed on March 28, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 28, 2017.