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
    • BLM Flora
    • Coronado 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
Acanthocereus tetragonus (L.) Hummelinck  
Family: Cactaceae
Triangle Cactus
[Acanthocereus baxaniensis (Karw. ex Pfeiff.) Borg, moreAcanthocereus colombianus Britton & Rose, Acanthocereus floridanus Small ex Britton & Rose, Cactus pentagonus L., Cactus tetragonus L., Cereus pentagonus Haw., Cereus validus Haw.]
Acanthocereus tetragonus image
  • FNA
  • Resources
Bruce D. Parfitt & Arthur C. Gibson in Flora of North America (vol. 4)
Shrubs, clambering or arching-reclining, branched near base, sometimes with well-developed trunks. Stems dark green, growing to 200 cm per season; ribs from base to rib crest 3-5 cm, less than 1 cm thick. Spines abruptly thickened at base, extremely variable. Flowers 14-20 cm; flower tube 8-15 cm, ± tuberculate, areoles few, usually 1 spine per areole; outer tepals narrowly lanceolate to linear, 3.5-4 cm, apex acuminate; inner tepals broadly linear, 3.5-4.5 cm, apex acuminate; ovary with small scales and usually 3-5 diverging spines per areole. Fruits bright red, ovoid to oblong, 30-80(-100) mm, slightly tuberculate, shiny, edible, sweet. 2n = 22 [as A. pentagonus (Linnaeus) Britton & Rose]. Flowering mid summer-fall. Sandy soils of dense thickets, hammocks, bottomlands of coastal areas; 0-10 m; Fla., Tex.; Mexico; West Indies; Central America; n South America; introduced Pacific Islands (Hawaii). The Florida populations have been called Acanthocereus floridanus but now appear to be the northernmost variants of the highly variable species A. tetragonus, which occurs throughout the Caribbean region (D. R. Hunt 1991).
Acanthocereus tetragonus
Open Interactive Map
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Kathy M. Davis, University of Florida Herbarium
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Kathy M. Davis, University of Florida Herbarium
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Acanthocereus tetragonus image
Click to Display
100 Initial Images
- - - - -
View All Images
The National Science Foundation
Development supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)
Powered by Symbiota