Cylindropuntia wolfii

(L. D. Benson) M. A. Baker

J. Arizona-Nevada Acad. Sci. 33: 150. 2001.

Common names: Wolf cholla
Basionym: Opuntia echinocarpa var. wolfii L. D. Benson Cact. Succ. J. (Los Angeles) 41: 33. 1969
Synonyms: Opuntia wolfii (L. D. Benson) M. A. Baker
Treatment appears in FNA Volume 4. Treatment on page 117. Mentioned on page 104.

Shrubs, ± erect, densely branched, 0.5–1.1 (–1.5) m. Stem segments yellow to gray-green, 6–40 × 2.5–4 cm; tubercles prominent, 1–1.5 (–2) cm; areoles subcircular to obdeltate, 5–7 × 4.5–5 mm; wool tan to yellow, aging gray. Spines 12–25 (–30) per areole, gold to pale-brown, aging dark-brown, longest to 3 cm; sheaths translucent yellow to pale-brown. Glochids in adaxial tuft and scattered along margin, yellow to pale-brown, of irregular lengths. Flowers: inner tepals yellow-green suffused with bronze, pale-red, or purple-brown, 20–35 mm; filaments dark bronze-red to magenta; anthers yellow, sometimes sterile; style rose-pink (at least distally); stigma lobes cream. Fruits grayish tan, 25–30 × 15–30 mm, dry, tuberculate, densely spiny; tubercles prominent, subequal or basal ones longest; areoles 24–32. Seeds rare, tan, circular, flattened, 5–6 mm diam., with 1–2 shallow depressions; girdle smooth. 2n = 66.


Phenology: Flowering spring (Mar–May).
Habitat: Dry, rocky slopes
Elevation: 300-1200 m

Distribution

V4 227-distribution-map.gif

Calif., Mexico (Baja California)

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Cylindropuntia wolfii"
cushionlike +
gray +  and tan +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
deciduous +  and persistent +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
24 +  and 32 +
subcircular +  and obdeltate +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Donald J. Pinkava +
(L. D. Benson) M. A. Baker +
Opuntia echinocarpa var. wolfii +
proliferating +
flattened +  and cylindric +
Wolf cholla +
Calif. +  and Mexico (Baja California) +
300-1200 m +
dark bronze-red +  and magenta +
15 cm150 mm <br />0.15 m <br /> (30 cm300 mm <br />0.3 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (15 cm150 mm <br />0.15 m <br />) +
spiny +  and spineless +
grayish tan +
indehiscent +
persistent +, long +  and deciduous +
25mm;30mm +
tuberculate +
clavate +, cylindric +  and subspheric +
dry +  and fleshy +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Dry, rocky slopes +
2 cm20 mm <br />0.02 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
deciduous +
flattened +  and conic +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
succulent +
tuberculate +
fluted;spheric;depressed-spheric or club-shaped +
tinged color +
sometimes covered by outgrowths of proximal portion of style base or of flower tube wall +  and open +
persistent +  and deciduous +
Flowering spring (Mar–May). +
ridgelike +  and nipple--shaped +
J. Arizona-Nevada Acad. Sci. +
3;2;2;30 +
tuberlike +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
flattened +
dark-brown +, gold +  and pale-brown +
deciduous +  and persistent +
conspicuous +
12 (?) +  and 25 (?) +
flattened +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
hard +  and rigid +
decurrent +
winged +  and unsegmented +
tuberculate +  and smooth +
40 cm400 mm <br />0.4 m <br /> (50 cm500 mm <br />0.5 m <br />) +
yellow +  and gray-green +
6 cm60 mm <br />0.06 m <br /> (40 cm400 mm <br />0.4 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (4 cm40 mm <br />0.04 m <br />) +
segmented +
woody +  and succulent +
Opuntia wolfii +
adventitious +
tuberlike +
epipetric +  and epiphytic +
Cylindropuntia wolfii +
Cylindropuntia +
species +
dull +  and glossy +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
terrestrial;epiphytic or epipetric +
gray +, tan +  and yellow +