Tonestus peirsonii Calflora

Calflora

Taxon Report 8003

Tonestus peirsonii (D. D. Keck) G. L. Nesom & D. R. Morgan

Peirson's haplopappus, Peirson's serpentweed

2012 Steve Matson

1992 Dean Wm. Taylor

Tonestus peirsonii, a dicot, is a perennial herb that is native to California, and endemic (limited) to California.

also called Haplopappus peirsonii

California Rare Plant Rank: 4.3 (limited distribution). CNDDB


	Plant Range Observation Search (77 records) Plant Characteristics one or more occurrences within a 7.5-minute quadrangle

Bloom Period

Photos from Calflora / CalPhotos


Family:	Asteraceae
Genus:	Tonestus

Habitat: ridges

Communities: Subalpine Forest, Alpine Fell-fields

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:


JEF + PLANTS	Haplopappus eximius ssp. peirsonii
JEF + CNPS + PLANTS	Haplopappus peirsonii
JEF	Lorandersonia peirsonii

More information about Tonestus peirsonii


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (TOPE) BONAP Distribution Map	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape Photos on PlantID.net / Google Images Consortium of California Herbaria 2	Add an Observation Location Suitability Planting Guide Distribution by County
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Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2021. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 04/14/2021).