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cotton top cactus
Echinocactus polycephalus
cotton top cactus Cactus Family
Echinocactus polycephalus Cactaceae
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common names
  cotton top cactus
  cottontop cactus
accepted scientific name
  Echinocactus polycephalus Engelm. & J.M. Bigelow
rules for finding collection records
  Echinocactus polycephalus (325)
  Echinocactus xeranthemoides (38)
family name
  Cactaceae
Image Author: Joshua Tree, National Park Service
Image License: public domain
Image Source
Category: Cactus
Flowers: Many petals
Petal colors: color
Flower size is 1.6 to 2.3 inches
Plant Observed All Year

How Likely at this Location (14%)
Name Match (100%)
Plant Showiness (72%)
base map where plant found
mag select
Native Plant Status
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native Native
native Not Present

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