Species Details

Malacothamnus astrotentaculatus

starry-tentacled bushmallow

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Photo of Malacothamnus astrotentaculatus
© 2023 Keir Morse
Photo of Malacothamnus astrotentaculatus
© 2023 Keir Morse
Photo of Malacothamnus astrotentaculatus
© 2023 Keir Morse
Scientific Name:
Malacothamnus astrotentaculatus K. Morse
Common Name:
starry-tentacled bushmallow
Family: Malvaceae
Element Code: PDMAL0Q0R0
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 1B.3
Fed List: None
State List: None
Global Rank: G2
State Rank:
S2
Other Status: BLM_S
CRPR Changes:
added to 1B.3 on 2024-04-29
Add Date: 2024-04-29
Date Edited: 2024-11-05
Lifeform: perennial deciduous shrub
Blooming Period: Jun-Jul(Aug-Sep)
JFMAMJJASOND
Elevation:
285 - 1455 meters
935 - 4775 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Riparian woodland
Microhabitat Details:
Microhabitat:
  • Burned areas
Notes:
Threats:
Potentially threatened by herbicides, alteration of fire regimes, and fire suppression.
Taxonomy:
Differentiated from other Malacothamnus taxa by its geographic range and the unique combination of the following morphological characters: spike-like inflorescences, linear calyx bracts, and calyx lobes that are much wider above bases than at bases. Also genetically distinct.
Threat List Total: 2
Total EOs % of EOs
EOs with Threat Listed: 1 8 %
THREAT LIST:
Biocides 1 7%
Logging 1 7%
Total Occurrences: 13
Element Occurrence Ranks:
A B C D X U
0 0 0 1 0 12
Occurrence Status:
Historical >20 Years 3
Recent <=20 Years 10
Presence:
Presumed Extant 13
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Shasta (SHA), Tehama (TEH)
Quads: Name (Quad Code)
Arbuckle Mtn. (4012247), Beegum (4012237), Bollibokka Mtn. (4012282), Chanchelulla Peak (4012248), Chickabally Mtn. (4012236), Hanland Peak (4012283), Lamoine (4012284), North Yolla Bolly (4012228), O'Brien (4012273), Ono (4012245), Platina (4012238), Pony Buck Peak (4012331), Tar Bully (4012246), Wildwood (4012341)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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