Pediocactus peeblesianus subsp. fickeiseniae

(Backeberg ex Hochstätter) Lüthy

Kakteen And. Sukk. 50: 278. 1999.

Common names: Fickeisen’s Navajo cactus
IllustratedEndemicConservation concern
Basionym: Navajoa peeblesiana var. fickeisenii Backeberg ex Hochstätter Succulenta (Netherlands) 73: 135, figs. (p. 137, 183). 1994
Synonyms: Navajoa peeblesiana subsp. fickeisenii (Backeberg ex Hochstätter) Hochstätter
Treatment appears in FNA Volume 4. Treatment on page 213. Mentioned on page 208.

Plants branched or unbranched, brances 1–4. Stems 2.5–6.5 × 2–5.5 cm. Spines usually radial and central (rarely all radial); radial spines 6–7 per areole, 3–7 × 0.3–0.5 mm; central spine usually 1 per areole, straight to strongly curved, 5–18 × 1 mm.


Phenology: Flowering spring.
Habitat: Gravelly soils of alkaline desert scrub and desert grasslands
Elevation: 1200-1600 m

Discussion

Although endemic to northern Arizona, Pediocactus peeblesianus subsp. fickeiseniae is much more widespread than subsp. peeblesianus. “Pediocactus peeblesianus var. fickeiseniae L. D. Benson” was not validly published.

Selected References

None.

Lower Taxa

None.
cushionlike +
deciduous +  and persistent +
elliptic +, pyriform +, oval +  and circular +
Kenneth D. Heil +  and J. Mark Porter +
(Backeberg ex Hochstätter) Lüthy +
hardened +
Navajoa peeblesiana var. fickeisenii +
triangular +
straight +  and strongly curved +
5mm +  and 18mm +
terete +  and flat +
1 cm10 mm <br />0.01 m <br /> (?) +
proliferating +
flattened +  and cylindric +
Fickeisen’s Navajo cactus +
mucilaginous +
1200-1600 m +
not separating +
1 cm10 mm <br />0.01 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
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 />) +
1.5cm;2.5cm +
reddish-brown;green +
persistent +, long +  and deciduous +
6mm;11mm +
turbinate +
dry +, fleshy +  and juicy +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Gravelly soils of alkaline desert scrub and desert grasslands +
1.2 cm12 mm <br />0.012 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
deciduous +  and persistent +
rudimentary +
flat +  and terete +
nearly +  and microscopic +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
tuberculate +
fluted;spheric;depressed-spheric or club-shaped +
entire +  and fimbriate +
0.5 cm5 mm <br />0.005 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
deciduous +  and persistent +
Flowering spring. +
mucilaginous +
ridgelike +  and nipple--shaped +
Kakteen And. Sukk. +
greenish +  and white +
3;2;2;30 +
undulate +, entire +, denticulate +  and toothed +
thin +  and broad +
arillate +  and strophiolate +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
3 cm30 mm <br />0.03 m <br /> (?) +
rugose +  and papillate +
pyriform;obovoid +
2 cm20 mm <br />0.02 m <br /> (?) +
Illustrated +, Endemic +  and Conservation concern +
white +, gray +, pink +  and reddish tan +
deciduous +  and persistent +
3mm +  and 7mm +
recurved +, erect +  and spreading +
finely puberulent +  and glabrous +
6 (?) +  and 7 (?) +
pectinate +, awl-shaped +  and hairlike +
0.1 cm1 mm <br />0.001 m <br /> (3.2 cm32 mm <br />0.032 m <br />) +
harder +, spongy +  and corky +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
decurrent +
unsegmented +
gray-green +
2.5cm;6.5cm +
depressed-globose +, globose +  and obovoid +
succulent +
2cm;5.5cm +
yellow +  and green +
tuberculate +
Navajoa peeblesiana subsp. fickeisenii +
adventitious +
tuberlike +
epipetric +  and epiphytic +
Pediocactus peeblesianus subsp. fickeiseniae +
Pediocactus peeblesianus +
subspecies +
dull +  and glossy +
not confluent +
mammillate +, cylindroid +, truncate-conic +, conic +  and pyramidal +
0.2 cm2 mm <br />0.002 m <br /> (1 cm10 mm <br />0.01 m <br />) +
unbranched +  and branched +
epiphytic;epiphytic;epiphytic +
hanging +  and erect to prostrate +
1 (?) +  and 4 (?) +
barrel-shaped +  and spheric +