Log In New Account Sitemap
  • Home
  • Specimen Search
    • Search Collections
    • Map Search
    • Exsiccati Search
  • Images
    • Image Browser
    • Search Images
  • Flora Projects
    • Arizona
    • New Mexico
    • Colorado Plateau
    • Plant Atlas of Arizona (PAPAZ)
    • Sonoran Desert
    • Teaching Checklists
  • Agency Floras
    • NPS - Intermountain
    • USFWS - Region 2
    • USFS - Southwestern Region
    • BLM Flora
    • Coronado NF
    • Tonto NF
  • Dynamic Floras
    • Dynamic Checklist
    • Dynamic Key
  • Additional Websites
    • New Mexico Flores
    • Plant Atlas Project of Arizona (PAPAZ)
    • Southwest Colorado Wildflowers
    • Vascular Plants of the Gila Wilderness
    • Consortium of Midwest Herbaria
    • Consortium of Southern Rocky Mountain Herbaria
    • Intermountain Region Herbaria Network (IRHN)
    • Mid-Atlantic Herbaria
    • North American Network of Small Herbaria (NANSH)
    • Northern Great Plains Herbaria
    • Red de Herbarios del Noroeste de México (northern Mexico)
    • SERNEC - Southeastern USA
    • Texas Oklahoma Regional Consortium of Herbaria (TORCH)
  • Resources
    • Symbiota Docs
    • Video Tutorials
    • Collections in SEINet
    • Joining a Portal
Cylindropuntia davisii (Engelm. & Bigelow) F.M. Knuth  
Family: Cactaceae
Davis' Cholla, more...thistle cholla
[Opuntia davisii Engelm. & Bigel., moreOpuntia tunicata var. davisii (Engelm. & J.M.Bigelow) L.D.Benson]
Cylindropuntia davisii image
  • FNA
  • Resources
Donald J. Pinkava in Flora of North America (vol. 4)
Shrubs, densely branched, 0.2-0.6 m; roots with elongate, tuberlike swellings. Stem segments easily detached, whorled, obscuring trunks, light green, 4-6 × 0.8-1.2 cm; tubercles prominent, 1-2 cm; areoles subcircular, 2-3.5 mm in diam.; wool tan. Spines 7-13(-21) per areole, at most areoles, spreading, obscuring stems, yellow- to red-brown to nearly black, tipped yellow, subterete to angularly flattened, the longest 1.5-5 cm; sheaths loose fitting, ± yellow to tan, 1.5-2 mm diam. Glochids in adaxial tuft, yellow, 2-4 mm. Flowers: inner tepals yellow-green, tinged purple-red, aging reddish brown or bronze, spatulate, 15 mm, apiculate; filaments pale green basally to purplish distally; anthers orange-yellow; style cream to pale green, sometimes faint purple-pink distally; stigma lobes very pale green. Fruits usually sterile, often in chains of 2, yellow, top-shaped, 20-30 × 10-20 mm, pulpy, tuberculate, spineless (rarely few-spined); tubercles subequal; umbilicus 5-8 mm deep; areoles 20-35. Seeds, when present, yellow-tan, subcircular, flattened, 3 mm diam., sides smooth; girdle narrow, not protruding. 2n = 22, 44 (one count). Flowering late spring (May-Jun). Grasslands, oak-juniper-mesquite woodlands, plains or slopes, sandy to loamy soils; 600-1500 m; N.Mex., Okla., Tex.
Cylindropuntia davisii
Open Interactive Map
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
University of Florida Herbarium
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
University of Florida Herbarium
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Cylindropuntia davisii image
Click to Display
98 Total Images
The National Science Foundation
Development supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)
Powered by Symbiota