Critically Imperiled Plant Profile (Not Listed or Proposed under the Endangered Species Act)
Flowers are easily recognized as belonging to the mallow family, with five pink petals and a central column of stamens. Photo © Gabi McLean.
This tall wild hollyhock species is known from the San Gabriel Mountains and San Fernando Valley of southern California, where it grows in sandy washes and in coastal sage scrub. Photo © Gabi McLean.
Malacothamnus davidsonii range map.
Malacothamnus davidsonii, Davidson’s bush mallow
Threats
- Urbanization.
- Military activities at some sites.
- Trail building.
- Brush clearing.
- Roadside activities.
- Weeds.
- ORVs.
- Possibly grazing.
Conservation Status
National Forest and Grassland Occurrence
More Information
- PLANTS Profile - Malacothamnus davidsonii, Davidson’s bush mallow
- Allan, G.J., Mistretta, O., Tommerup, M., Blassey, K.; Brown, W.J., Jr. 1995. A field guide to the rare plants of the Angeles National Forest. USDA Forest Service, Pacific Southwest Region, Angeles National Forest, in cooperation with Rancho Santa Ana Botanic Garden. 153p.
Additinal Photos
Leaves are palmately veined and lobed. Photo © Gabi McLean.
Branched hairs are also a mark of the mallow family. Photo © Gabi McLean.
Malacothamnus davidsonii. Photo © Gabi McLean.