Taxon Report

Cordylanthus tenuis Gray ssp. barbatus Chuang & Heckard

Fresno County bird's-beak

Print Report


Taxon Summary

Cordylanthus tenuis ssp. barbatus, commonly known as Fresno County bird's-beak, is a annual herb (hemiparasitic) in the Orobanchaceae that is found only in California. It occurs within Lower montane coniferous forest, growing at elevations from 1300 to 2000 meters. Cordylanthus tenuis ssp. barbatus is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.


  Classification

Scientific Name:
Cordylanthus tenuis Gray ssp. barbatus Chuang & Heckard
Common Name:
Fresno County bird's-beak
Family: Orobanchaceae
Element Code: PDSCR0J0S4
USDA Plants Symbol: COTEB2
Synonyms/Other Names:

Ecology and Life History

Lifeform: annual herb (hemiparasitic)
Blooming Period: Jul-Aug Jul-Aug
Elevation: 1300-2000 (4265-6560)
General Habitats: Lower montane coniferous forest
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 0
California Endemic:  True
California Counties and Islands: Name (Code)
Fresno (FRE)
Quads: Name (Quad Code)
Cedar Grove (3611876), Courtright Reservoir (3711818), Kaiser Peak (3711932), Musick Mtn. (3711923), Nelson Mtn. (3711911), Patterson Mtn. (3611981), Rough Spur (3611888), Shaver Lake (3711913)

Notes

Plants from MAD and MPA counties may be this taxon; need confirmation. See Systematic Botany Monographs 10:50-62 (1986) for original description.
Threats:
Taxonomy:
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 11 September 2025].