Taxon Report

Malacothamnus abbottii (Eastw.) Kearn.

Abbott's bushmallow

Print Report


© 2018 Keir Morse

  Classification

Scientific Name:
Malacothamnus abbottii (Eastw.) Kearn.
Common Name:
Abbott's bushmallow
Family: Malvaceae
Element Code: PDMAL0Q010
USDA Plants Symbol: MAAB
Synonyms/Other Names:

Ecology and Life History

Lifeform: perennial deciduous shrub
Blooming Period: May-Oct May-Oct
Elevation: 135-490 (445-1610)
General Habitats: Riparian scrub
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 13
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 2
   Fair (C) 5
   Poor (D) 3
   None (X) 0
   Unknown (U) 3
California Endemic:  True
California Counties and Islands: Name (Code)
Monterey (MNT)
Quads: Name (Quad Code)
Bryson (3512171), Hames Valley (3512088), Wunpost (3512087)

Threat List Data from the CNDDB

Threat List Total: 7
EOs with Threat Listed: Total EOs % of EOs
10 77 %
Grazing 10 76%
Other 8 61%
Road/trail construction/maint. 6 46%
Erosion/runoff 5 38%
Agriculture 4 30%
Development 3 23%
Mining 3 23%

Notes

Rediscovered in 1990 by D. Mitchell near Sargent Creek. 
Threats:
Threatened by housing development, grazing, energy development, and road construction. 
Taxonomy:
See Leaflets of Western Botany 1:215 (1936) for original description.
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 10 January 2025].