Opuntia polyacantha var. hystricina

(Engelmann & J. M. Bigelow) B. D. Parfitt

Cact. Succ. J. (Los Angeles) 70: 188. 1998.

Common names: Porcupine pricklypear
Basionym: Opuntia hystricina Engelmann & J. M. Bigelow Proc. Amer. Acad. Arts 3: 299. 1856
Synonyms: Opuntia erinacea var. hystricina (Engelmann & J. M. Bigelow) L. D. Benson Opuntia erinacea var. rhodantha (K. Schumann) L. D. Be nson Opuntia erinacea var. xanthostemma (K. Schumann) L. D. Benson Opuntia rhodantha Opuntia xanthostemma
Treatment appears in FNA Volume 4. Treatment on page 148. Mentioned on page 147.
Revision as of 08:18, 30 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Stem segments obovate, 8–10 × 5–8 cm; areoles (6–) 8–10 per diagonal row across midstem segment, 10–17 mm apart. Spines in most areoles, grading in size and orientation; longer spines (1–) 2–6 per areole, slightly descending porrect, ascending near apex, (yellow-gray to) brown to black, (40–) 50–80 mm; smaller spines 4–6 per areole, reflexed, gray-white. Fruits stout; areoles 11–21, bearing 4–8 spines, 4–18 mm. 2n = 44, 66.


Phenology: Flowering late spring.
Habitat: Grasslands, pinyon-juniper woodlands, clay or limestone soils
Elevation: 1300-1900(-2400) m

Distribution

V4 287-distribution-map.gif

Ariz., Calif., Colo., Nev., N.Mex., Utah.

Discussion

Selected References

None.

Lower Taxa

None.

"longest" is not a number.

cushionlike +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
deciduous +  and persistent +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
11 +  and 21 +
subcircular +
0.4 cm4 mm <br />0.004 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Donald J. Pinkava +
(Engelmann & J. M. Bigelow) B. D. Parfitt +
Opuntia hystricina +
proliferating +
flattened +  and cylindric +
Porcupine pricklypear +
Ariz. +, Calif. +, Colo. +, Nev. +, N.Mex. +  and Utah. +
1300-1900(-2400) m +
red +  and magenta +
salverform +, cup-shaped +  and rotate +
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 />) +
spineless +  and stipitate +
straight +
indehiscent +
persistent +, long +  and deciduous +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
proliferating +
tuberculate +  and smooth +
cylindric +
fleshy +  and juicy or dry +
1.2 cm12 mm <br />0.012 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
inconspicuous +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
foveolate +  and reticulate +
Grasslands, pinyon-juniper woodlands, clay or limestone soils +
oblong +  and spatulate +
2.5 cm25 mm <br />0.025 m <br /> (4 cm40 mm <br />0.04 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 +
4 cm40 mm <br />0.04 m <br /> (5 cm50 mm <br />0.05 m <br />) +
ascending +, porrect +  and descending +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
tinged color +
white +  and white-gray +
0.4 cm4 mm <br />0.004 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
open +  and simple +
sometimes covered by outgrowths of proximal portion of style base or of flower tube wall +  and open +
persistent +  and deciduous +
Flowering late spring. +
ridgelike +  and nipple--shaped +
Cact. Succ. J. (Los Angeles) +
3;2;2;30 +
tuberlike +
tan +  and gray +
0.4mm;12mm +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
oblong;subcircular +
0.2 cm2 mm <br />0.002 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Illustrated +
7.5 cm75 mm <br />0.075 m <br /> (17 cm170 mm <br />0.17 m <br />) +
yellowbrown +  and brown +
straight +  and curling +
deciduous +  and persistent +
reflexed +  and porrect +
conspicuous +
with hairlike bristles +  and setose +
4 (?) +  and 8 (?) +
acicular +, terete +  and flattened +
2 cm20 mm <br />0.02 m <br /> (15 cm150 mm <br />0.15 m <br />) +
hard +  and rigid +
decurrent +
winged +  and unsegmented +
tuberculate +  and smooth +
60 cm600 mm <br />0.6 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
8 cm80 mm <br />0.08 m <br /> (10 cm100 mm <br />0.1 m <br />) +
pubescent +  and glabrous +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
segmented +
woody +  and succulent +
white +  and pale-pink +
Opuntia erinacea var. hystricina +, Opuntia erinacea var. rhodantha +, Opuntia erinacea var. xanthostemma +, Opuntia rhodantha +  and Opuntia xanthostemma +
adventitious +
tuberlike +
epipetric +  and epiphytic +
Opuntia polyacantha var. hystricina +
Opuntia polyacantha +
variety +
dull +  and glossy +
yellow +  and paler +
segmented +
crescent +
9 cm90 mm <br />0.09 m <br /> (18.5 cm185 mm <br />0.185 m <br />) +
pink-gray;gray-brown +
straight +  and curling +
ascending +  and deflexed +
2 (?) +, 0 (?) +  and 18 (?) +
4 cm40 mm <br />0.04 m <br /> (9 cm90 mm <br />0.09 m <br />) +
terrestrial;epiphytic or epipetric +
erect +  and trailing +
tan +  and brown +