Asclepias asperula subsp. asperula 1954 8% complete

Antelope horns

Woodson. (1954). In: Ann. Missouri Bot. Gard. 41: 193.

Data sources

Each value Trefle shows for Asclepias asperula subsp. asperula, with what every source says about it. When sources disagree, the strongest source is shown (how sources are ranked). Values imported before sources were recorded one by one are marked Source not recorded.

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Sourced3 Source not recorded6 Sources: Earlier Trefle data, GBIF
Field Shown What the sources say
Core
Bibliography Woodson. (1954). In: Ann. Missouri Bot. Gard. 41: 193.
  • Woodson. (1954). In: Ann. Missouri Bot. Gard. 41: 193. · GBIF · Reported · 2026-09-05
1 earlier or rejected value
  • Superseded Woodson. (1954). In: Ann. Missouri Bot. Gard. 41: 193. · GBIF · Reported · 2026-09-05
Sourced
Phylum Tracheophyta
  • Tracheophyta · GBIF · Reported · 2026-09-05
Sourced
Rank ssp No source recorded
Source not recorded
Status accepted No source recorded
Source not recorded
Year 1954 No source recorded
Source not recorded
Descriptive
Common name Antelope horns No source recorded
Source not recorded
Observations W. & C. U.S.A. to N. Mexico No source recorded
Source not recorded
Morphology
Growth habit Forb/herb
  • Forb/herb · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Vegetable false No source recorded
Source not recorded