familyCactaceae
subfamilyCactaceae subfam. Opuntioideae
genusCylindropuntia
speciesCylindropuntia acanthocarpa
Cylindropuntia acanthocarpa var. coloradensis
J. Arizona-Nevada Acad. Sci. 32: 42. 1999.
Basionym: Opuntia acanthocarpa var. coloradensis L. D. Benson Cacti Arizona ed. 3, 20, 34, figs. 1.4–1.6. 1969
Trees or sometimes shrubs, with few branches, usually at acute angles. Stem segments ± yellowish green, 10–30 cm; tubercles salient, elongate, (1.5–) 2–3 cm. Spines 18–30+ per areole, yellow to light-brown, aging dark gray, baggy sheathed; major abaxial spines deflexed to divergent. Flowers: inner tepals bright-yellow. Fruits densely spiny; areoles 16–30.2n = 22.
Phenology: Flowering spring–early summer (Mar–Jun).
Habitat: Sonoran and Mojave deserts, edges of juniper woodlands, sandy flats, rocky slopes
Elevation: 400-1200 m
Distribution
Ariz., Calif., Nev., Utah, Mexico (Sonora)
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Cylindropuntia acanthocarpa var. coloradensis"
divergent +
major +
ascending-divergent +
major +
inconspicuous +
small +
acute +
yellow +
cushionlike +
arillate +
elliptic +
bristlelike +
absent +
longest +
few +
longest +
sessile +
symmetric +
proliferating +
arising +
large +
funicular +
osseous +
separating +
intact +
deciduous +
pistillate +
symmetric +
arranged +
diurnal +
abscising +
bisexual +
adnate +
epigynous +
drying +
indehiscent +
tuberculate +
funicular +
absent +
dense +
apiculate-emarginate +
spatulate +
sessile +
alternate +
deciduous +
absent +
vestigial +
succulent +
tuberculate +
fluted;spheric;depressed-spheric or club-shaped +
tinged color +
specialized +
sepal-like +
true +
surrounding +
sunken +
abscising +
epigynous +
compound +
parietal +
3;14 +
not reticulate +
spinulo-punctate +
coalescent +
J. Arizona-Nevada Acad. Sci. +
1999 +
vertical +
3;2;2;30 +
minute +
diffuse +
tuberlike +
deep +
adjacent +
developing +
0.4mm;12mm +
absent +
glabrous +
1;400 +
warped;squarish;angular +
persistent +
detachable +
tight-fitting +
Illustrated +
sheathed +
barbed +
pliable +
aging +
absent +
conspicuous +
roughened +
flattened +
50;1500 +
decurrent +
yellowish green +
attached +
dislodged +
glabrous +
tuberculate +
segmented +
1;3;14 +
absent +
adventitious +
tuberlike +
Cylindropuntia acanthocarpa var. coloradensis +
Cylindropuntia acanthocarpa +
variety +
5;50 +
distinct +
salient +
absent +
prominent +
elongate +
shallow +
single +
protruding +
enlarged +
branched +
terrestrial;epiphytic or epipetric +
aging +
feltlike +