Pediocactus knowltoniiL. D. Benson

국표에 없다.

Plants branched or unbranched. Stems globular to short cylindric, 0.7–5.5 × 1–3 cm; areoles circular, villous. Spines smooth, relatively hard, all radial, mostly 18–26 per areole, spreading, recurved, or somewhat pectinate, reddish tan, pink, or white, 1–1.5 mm, canescent. Flowers 1–3.5 × 1–2.5 cm; scales and outer tepals essentially entire, often undulate; outer tepals with brownish midstripes to 1.5 mm wide, 4–17 × 4–6 mm; inner tepals pink, oblanceolate, 8–25 × 3–8 mm. Fruits green, drying reddish tan, turbinate,4 × 3 mm. Seeds black, 1.5 × 1–1.2 mm, papillate but not rugose.

Phenology: Flowering spring.
Habitat: Gravel pavements in pinyon-juniper woodlands with mixed sagebrush
Elevation: 2000 m

 

Pediocactus knowltonii - FNA (floranorthamerica.org)

https://youtu.be/nl5G0mMkwxc?t=635