Taxon Report

Bolandra californica Gray

Sierra bolandra

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Taxon Summary

Bolandra californica, commonly known as Sierra bolandra, is a perennial herb in the Saxifragaceae that is found only in California. It occurs within Lower montane coniferous forest, and Upper montane coniferous forest, growing at elevations from 975 to 2450 meters. Bolandra californica is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Bolandra californica Gray
Common Name:	Sierra bolandra
Family:	Saxifragaceae
Element Code:	PDSAX03010
USDA Plants Symbol:	BOCA
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Jun-Jul	Jun-Jul
Elevation:	975-2450 (3200-8040)
General Habitats:	Lower montane coniferous forest, Upper montane coniferous forest
Microhabitat:	Mesic, Rocky
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G4
State Rank:	S4
State List:	None
Fed List:	None
Other Status:
CRPR Changes:

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

Location


California Endemic: True
California Counties and Islands: Name (Code)
Amador (AMA), Calaveras (CAL), El Dorado (ELD), Madera (MAD), Mariposa (MPA), Placer (PLA), Tuolumne (TUO)
Quads: Name (Quad Code)
Ascension Mtn. (3711978), Bear River Reservoir (3812052), Boards Crossing (3812032), Calaveras Dome (3812042), Camino (3812066), Donnell Lake (3811938), El Capitan (3711966), Emerald Bay (3812081), Falls Ridge (3711984), Half Dome (3711965), Hetch Hetchy Reservoir (3711986), Lake Eleanor (3711987), Leek Spring Hill (3812063), Merced Peak (3711964), Pinecrest (3811928), Piute Mtn. (3811915), Pollock Pines (3812075), Pyramid Peak (3812072), Riverton (3812074), Sonora Pass (3811936), Tamarack (3812041), Ten Lakes (3711985), Tenaya Lake (3711974), Tiltill Mtn. (3811916), Tragedy Spring (3812062), Vogelsang Peak (3711973), Wentworth Springs (3912013), Yosemite Falls (3711975)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	0 %

Notes



Possibly threatened by recreational activities and foot traffic.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 12 March 2025].