Pediocactus peeblesianus
Cact. Succ. J. (Los Angeles) 34: 58. 1962.
Plants branched or unbranched. Stems gray-green, obovoid, globose or depressed-globose, 2–6.5 × 1.5–5.5 cm; areoles circular, lanulose. Spines soft and corky or spongy, harder at tips, white to pale gray, all radial or with 1 central and sometimes 0–1 intermediate spines per areole; radial spines 3–7 per areole, 2–9 × 0.5–1 mm; intermediate spines curved upward, 8–21 × 0.7–1.5 mm; central spine, when present, 5–18 × 1 mm. Flowers 1–1.4 × 1.5–2.5 cm; scales and outer tepals minutely toothed or denticulate or entire and undulate; outer tepals with brown-purple midstripes, oblanceolate, 5–13 × 2–4.5 mm; inner tepals cream, yellow, or yellowish green, lanceolate, 6–12 (–15) mm. Fruits green, drying reddish-brown, turbinate, 6–11 × 5–8 mm. Seeds dark-brown to black, 3 × 2 mm, papillate and rugose.
Discussion
Subspecies 2 (2 in the flora).
Selected References
None.
Lower Taxa
Key
| 1 | Central spines 0; radial spines (3-)4(-5) per areole; stems unbranched | Pediocactus peeblesianus subsp. peeblesi |
| 1 | Central spines (0-)1; radial spines 6-7 per areole; stems 0-4-branched | Pediocactus peeblesianus subsp. fickeise |
"thin" is not a number. "broad" is not a number.