Taxon Report
Malperia tenuis Wats.brown turbans |
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Taxon Summary
Malperia tenuis, commonly known as brown turbans, is a annual herb in the Asteraceae that is found in California and elsewhere. It occurs within Sonoran desert scrub (sandy, and gravelly), growing at elevations from 15 to 335 meters. Malperia tenuis is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.Classification
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Scientific Name: |
Malperia tenuis Wats. |
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Common Name: |
brown turbans |
| Family: | Asteraceae |
| Element Code: | PDAST67010 |
| USDA Plants Symbol: | MATE3 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: (Feb)Mar-Apr | (Feb)Mar-Apr |
| Elevation: | 15-335 (50-1100) |
| General Habitats: | Sonoran desert scrub |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2B.3 |
| Global Rank: | G4? |
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State Rank: |
S2? |
| State List: | None |
| Fed List: | None |
| Other Status: | SB_CalBG/RSABG; SB_USDA |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 30 |
| Element Occurrence Ranks: | |
| Excellent (A) | 2 |
| Good (B) | 2 |
| Fair (C) | 6 |
| Poor (D) | 1 |
| None (X) | 0 |
| Unknown (U) | 19 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Imperial (IMP), San Diego (SDG) | |
| Quads: Name (Quad Code) | |
| Arroyo Tapiado (3211682), Borrego Mountain SE (3311611), Borrego Sink (3311623), Carrizo Mtn. (3211671), Carrizo Mtn. NE (3211681), Coyote Wells (3211568), Harpers Well (3311518), In-ko-pah Gorge (3211661), Mount Signal (3211566), Painted Gorge (3211578), Plaster City (3211577), Plaster City NW (3211588), Sweeney Pass (3211672), Tubb Canyon (3311624), Yuha Basin (3211567) | |
Threat List Data from the CNDDB
| Threat List Total: | 7 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 9 | 30 % | |
| Development | 6 | 20% |
| Foot traffic/trampling | 1 | 3% |
| Mining | 1 | 3% |
| Non-native plant impacts | 1 | 3% |
| ORV activity | 1 | 3% |
| Recreational use (non-ORV) | 1 | 3% |
| Vandalism/dumping/litter | 1 | 3% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 30 October 2025].