Taxon Report

Castilleja schizotricha Greenm.

split-hair paintbrush

Print Report


© 2014 Scot Loring

  Classification

Scientific Name:
Castilleja schizotricha Greenm.
Common Name:
split-hair paintbrush
Family: Orobanchaceae
Element Code: PDSCR0D2Y0
USDA Plants Symbol: CASC20
Synonyms/Other Names:
  • Castilleja arachnoidea ssp. schizotricha

Ecology and Life History

Lifeform: perennial herb (hemiparasitic)
Blooming Period: Jul-Aug Jul-Aug
Elevation: 1500-2300 (4920-7545)
General Habitats: Upper montane coniferous forest
Microhabitat: Carbonate (often), Decomposed granitic, Serpentine (often)
Microhabitat Details: Often marble

Conservation Status

CA Rare Plant Rank: 1B.3
Global Rank: G4
State Rank:
S2S3
State List: None
Fed List: None
Other Status: SB_BerrySB
CRPR Changes:
  • changed from 4.3 to 1B.3 on 2022-02-18

Occurrence Data from the CNDDB

Total Occurrences: 30
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 30
California Endemic:  False
California Counties and Islands: Name (Code)
Siskiyou (SIS)
Quads: Name (Quad Code)
Boulder Peak (4112351), Devils Punchbowl (4112376), Figurehead Mtn. (4112383), Grider Valley (4112362), Kangaroo Mtn. (4112382), Marble Mountain (4112352), Medicine Mtn. (4112343), Preston Peak (4112375), Ukonom Lake (4112353)

Notes

Previously CRPR 4.3; changed to 1B due to its very limited range and scattered distribution.
Threats:
Taxonomy:

Selected References

Proposed Change from CRPR 4.3, G4 / S3 to 1B.3, G3 / S3 (2018)
Botanical Gazette 53(6): 511 (1912)
Account for potential SCC evaluation (2021)
Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].