Aphyllon validum (Jeps.) A.C. Schneid. ssp. validumRock Creek broomrapePrint Report |
© 1999 Alison Colwell |
Scientific Name: |
Aphyllon validum (Jeps.) A.C. Schneid. ssp. validum |
Common Name: |
Rock Creek broomrape |
Family: | Orobanchaceae |
Element Code: | PDORO040G2 |
USDA Plants Symbol: | ORVAV |
Synonyms/Other Names: |
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Lifeform: | perennial herb (parasitic) |
Blooming Period: May-Sep | May-Sep |
Elevation: | 1030-2000 (3380-6560) |
General Habitats: | Chaparral, Pinyon and juniper woodland |
Microhabitat: | Granitic |
Microhabitat Details: |
CA Rare Plant Rank: | 1B.2 |
Global Rank: | G4T2 |
State Rank: |
S2 |
State List: | None |
Fed List: | None |
Other Status: | SB_CalBG/RSABG; USFS_S |
CRPR Changes: |
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Total Occurrences: | 12 |
Element Occurrence Ranks: | |
Excellent (A) | 3 |
Good (B) | 2 |
Fair (C) | 0 |
Poor (D) | 0 |
None (X) | 0 |
Unknown (U) | 7 |
California Endemic: True | |
California Counties and Islands: Name (Code) | |
Los Angeles (LAX), San Bernardino (SBD), Ventura (VEN) | |
Quads: Name (Quad Code) | |
Azusa (3411728), Chilao Flat (3411831), Crystal Lake (3411737), Mt. Baldy (3411726), Telegraph Peak (3411735), Topatopa Mountains (3411951), Valyermo (3411747) |
Threat List Total: | 5 | |
EOs with Threat Listed: | Total EOs | % of EOs |
6 | 50 % | |
Road/trail construction/maint. | 5 | 41% |
Foot traffic/trampling | 2 | 16% |
Recreational use (non-ORV) | 2 | 16% |
Erosion/runoff | 1 | 8% |
Non-native plant impacts | 1 | 8% |
Possibly threatened by non-native plants, trail maintenance, and recreational activities. Parasitic on various chaparral shrubs. Angeles NF has adopted species management guidelines. See Madroño 1(17):255-256 (1929) for original description, Fremontia 11(1):16-18 (1983) for discussion of rediscovery (1979), and Madroño 29(2):95-100 (1982) for taxonomic treatment. |
Threats: |
Taxonomy: |
Non-Substantive Name Changes: Orobanche to Aphyllon (2023) |
Phytokeys 75: 10-118 (2016) |