Pediocactus Britton & Rose (1913)

incl.
Utahia Britton & Rose (1922); Navajoa Croizat (1943) (nom. illeg. Art. 53.1);
Pilocanthus B.W. Benson & Backeberg (1957); Neonavajoa Doweld (1999); Puebloa Doweld (1999)
(Greek "pedion" = plain, area, field; Greek "kaktos" = thistle, cactus)
Because of its frequent occurence on plain areas.
globular, to 5.9 in (15 cm) Ø, later elongated, tuberculate
spines different, pale, tips dark
flowers densely around the apex, open on daytime, yellow, pink or white
fruits dry, tearing open lateral
seeds fine tuberculate, dark brown to black

Highslide JS
 

Distribution

western USA - Colorado Plateau to the basin of the Columbia River,
Great Plains, Rocky Mountains
warm arid areas

Growth period

full sunny and warm location
sensitive to too much moisture, keep the root neck dry
sparingly watering only after the soil is complete dried

Winter period

bright and dry at about a minimum of 39 F (4°C)
some species of this genus are cold hardy if they have a complete dry location

Substrat

minerally, gravelly, porous and very permeable to water
addition of pumice and quartz gravel is recommended
   
Pediocactus bradyi L.D. Benson (1962)
 
Highslide JS
  Highslide JS   Highslide JS
         

Habitat

USA
Arizona - Colorado Plateau
Marble Canyon at the Colorado River
in 3900 ft (1200 m) altitude

Description

named after L.F. Brady, the discoverer of this species
globular to ovoid, ca. 2.4 in (6 cm) long, 2 in (5 cm) Ø, often smaller, apex with moderate wool
ca. 15 spines, almost adjacent, white to yellow brownish
central spine is missing
flowers densely around the apex, yellowish white to white

Flowering time

March–April in cultivation and in habitat

Synonyms

Toumeya bradyi (L.D. Benson) W.H. Earle (1963)
Pediocactus simpsonii
ssp. bradyi (L.D. Benson) Halda (1998)
Puebla bradyi (L.D. Benson) Doweld (1999)
CITES Appendix II since 01. July 1975; Appendix I since 29. July 1983
 
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.
Pictures with courtesy by © Rob Romero, Tucson, Arizona made available.

 

 

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