Calflora: Pentagramma triangularis ssp. triangularis

Pentagramma triangularis (Kaulf.) G. Yatskievych, Windham & Wollenweber ssp. triangularis

gold back fern

Pentagramma triangularis ssp. triangularis, a pteridophyte, is a fern that is native to California and is also found outside of California, but is confined to western North America.

Elevation:	between 0 and 7545 feet
Family:	PTERIDACEAE
Related:	See a list of other species in the genus Pentagramma found in California.
	See the more inclusive parent record Pentagramma triangularis.

Name Status:

Accepted by TJM2 + PLANTS + JM93

Other Names:

PLANTS:	Pentagramma triangularis ssp. rebmanii
PLANTS:	Pentagramma triangularis ssp. semipallida
PLANTS:	Pityrogramma semipallida
PLANTS:	Pityrogramma triangularis var. semipallida
PLANTS:	Pityrogramma triangularis var. viridis
PLANTS:	Pityrogramma triangularis
XWALK:	Pityrogramma triangularis var. triangularis

Plant
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including observations with photos

Distribution by County:

See a detailed Distribution Grid of this plant in California.

A shaded county indicates that there are ocurrence records of this plant within the county.

Hover the mouse over the map to see county names. Click to view records from that county.

	There are specimen records from this county in an herbarium.
	There are documented records, vouchered or confirmed by an expert.
	There are reported records.
	There are reported records available indirectly (eg. in botanical literature).

Records by County, with approximate record counts in the form: TOTAL / CCH. Click county name to view records.

Alameda: 44 / 21 CCH Amador: 10 / 8 CCH Butte: 94 / 81 CCH Calaveras: 8 / 8 CCH Contra Costa: 20 / 8 CCH Colusa: 2 / 1 CCH Del Norte: 3 / 3 CCH El Dorado: 20 / 16 CCH Fresno: 23 / 13 CCH Glenn: 1 / 1 CCH Humboldt: 15 / 11 CCH Inyo: 18 / 17 CCH Kern: 53 / 45 CCH Lake: 6 / 3 CCH Lassen: 1 / 0 CCH Los Angeles: 193 / 179 CCH Madera: 8 / 7 CCH Mendocino: 17 / 13 CCH Merced: 2 / 2 CCH Mono: 5 / 4 CCH Monterey: 74 / 45 CCH Mariposa: 27 / 25 CCH Marin: 46 / 21 CCH Napa: 27 / 18 CCH Nevada: 9 / 6 CCH Orange: 24 / 17 CCH Placer: 6 / 4 CCH Plumas: 4 / 3 CCH Riverside: 73 / 60 CCH Sacramento: 6 / 6 CCH Santa Barbara: 140 / 123 CCH San Bernardino: 64 / 63 CCH San Benito: 17 / 10 CCH Santa Clara: 23 / 20 CCH Santa Cruz: 23 / 17 CCH San Diego: 250 / 238 CCH San Francisco: 12 / 10 CCH Shasta: 8 / 4 CCH Siskiyou: 4 / 2 CCH San Joaquin: 1 / 1 CCH San Luis Obispo: 50 / 46 CCH San Mateo: 25 / 12 CCH Solano: 8 / 5 CCH Sonoma: 21 / 13 CCH Stanislaus: 9 / 8 CCH Sutter: 4 / 3 CCH Tehama: 9 / 9 CCH Trinity: 5 / 5 CCH Tulare: 14 / 12 CCH Tuolumne: 18 / 16 CCH Ventura: 73 / 62 CCH Yolo: 2 / 1 CCH Yuba: 3 / 3 CCH

CCH: records provided by the participants of the Consortium of California Herbaria.

Information about Pentagramma triangularis ssp. triangularis from other sources:

Photos on Picasa / Flickr / Google Images
website references on Google
USDA PLANTS Profile (PETRT)
Nursery availability and horticultural info (what grows with this plant?) on CNPLX
2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley
Search efloras.org (Flora of North America)
Search the Lady Bird Johnson Wildflower Center Native Plant Database