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Plants
Arizona Cottontop
Digitaria californica
Authorship: (Bentham) Henrard
Notes
Trichachne californica is a synonym.
Sources
[McGoldrick 29A]
Taxonomic Classification
KingdomPlantae
PhylumMAGNOLIOPHYTA (Flowering Plants)
ClassLILIOPSIDA (Monocots)
FamilyPOACEAE (Grass Family)
GenusDigitaria
Speciescalifornica
Recent Observations
Sourced from iNaturalist
Arizona cottontop (opens in new tab)
aloren822Oct 25, 2026Lampasas, TX 76550, USA
Arizona cottontop (opens in new tab)sierrainwinterOct 13, 2026Rincon Creek Trail, Vail, AZ, US
Arizona cottontop (opens in new tab)caraghsunshineOct 20, 2026Big Bend National Park, Alpine, TX, US
Arizona cottontop (opens in new tab)linesselOct 17, 2026Seligman, AZ, USA
Arizona cottontop (opens in new tab)symbiopticOct 19, 2026Las Cruces, NM 88012, USA
Arizona cottontop (opens in new tab)evaryan121Oct 11, 2026I-10 Frontage Rd, Van Horn, TX, US
Arizona cottontop (opens in new tab)lesliedieraufOct 18, 2026E Irene St, Pearce, AZ, US
Arizona cottontop (opens in new tab)sj_gilbertOct 17, 2026SH-118, Fort Davis, TX, US
Arizona cottontop (opens in new tab)sj_gilbertOct 17, 2026Point of Rocks Roadside Park, Fort Davis, TX, US
Arizona cottontop (opens in new tab)zeketravelsOct 17, 2026Vistoso, Oro Valley, AZ, US
Conservation assessments from the following sources:
- NatureServe Explorer
- IUCN Red List
- Texas Parks & Wildlife — Species of Greatest Conservation Need (SGCN)
| IUCN Red List | LCLeast Concern |
|---|---|
| NatureServe Global (opens in new tab) | G5Secure |
| NatureServe (Texas) (opens in new tab) | SNRNot Ranked |
| Texas SGCN | Not assessed |
Theses, papers, and notes featuring this species.