Malacothamnus jonesii var. niveus

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Scientific Name: Malacothamnus jonesii (Munz) Kearney var. niveus (Eastw.) K. Morse
Common Name: fragrant-snow bushmallow
Family:	Malvaceae
Element Code:	PDMAL0Q0H0
USDA Plants Symbol:
Synonyms/Other Names:

Lifeform: perennial deciduous shrub

Blooming Period: (Mar-Apr)May-Jun(Jul-Oct)

Elevation:
225 - 1075 meters
740 - 3525 feet

General Habitats:

Microhabitat Details:

Microhabitat:

Notes:
Threats: Threatened by grazing, nonnative plants, development, altered flood/tidal regime, and mining. Potentially threatened by hybridization with other Malacothamnus taxa.
Taxonomy: Formerly treated as a synonym of M. jonesii s.l. The calyces of M. jonesii var. niveus have longer stellate trichome rays, averaging greater than or equal to 0.5 mm, versus those of M. jonesii vars. jonesii and gracilis which average less than or equal to 0.4 mm. Intermediates with var. jonesii occur in west-central SLO Co. and intermediates with var. gracilis occur near the border of SLO and SBA cos.

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	0

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)

Quads: Name (Quad Code)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

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Presumed Extant

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CNPS Status Review:	Proposed addition to CRPR 4.3, G4T3 / S3 (2024)
Original Description:	Leaflets of Western Botany 1(18): 213-220
Taxonomic Treatment:	Malacothamnus 3 (2023)
Species Account:	Malacothamnus 3 (2023)