Species Details

Holodiscus discolor var. cedrorum

Cedars oceanspray

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Photo of Holodiscus discolor var. cedrorum
© 2024 Aaron Arthur
Scientific Name:
Holodiscus discolor (Pursh) Maxim. var. cedrorum (Raiche & Reveal) D. Potter & Raiche
Common Name:
Cedars oceanspray
Family: Rosaceae
Element Code:
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial deciduous shrub
Blooming Period: (Apr)May-Jun(Jul)
170 - 540 meters
560 - 1770 feet
General Habitats:
  • Closed-cone coniferous forest
  • Chaparral (sometimes)
Microhabitat Details: Usually on peridotite. Locally common on lower canyon slopes in relatively mesic, old-growth Hesperocyparis sargentii woodland where it may be encountered even in dense shade. Sometimes found in chaparral, predominantly on north-facing slopes.
  • Serpentine
Possibly threatened by road construction, mining, and brush clearing.
Differentiated from other varieties by its growth on serpentine and leaves that are glabrous, adaxially shiny, flushed red, and with wedge-shaped bases.
Total Occurrences: 0
Element Occurrence Ranks:
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Quads: Name (Quad Code)
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.


No Counties to display. No Quads to display.
Presumed Extant
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CNPS Status Review: Proposed addition to CRPR 1B.3, G1T1 / S1 (2024)
Original Description: Journal of the Botanical Research Institute of Texas 5(1): 25–32 (2011)
Revised Nomenclature: Phytotaxa 477(2): 284–290 (2020)