Species Details

Hymenoxys odorata

bitter hymenoxys

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Photo of Hymenoxys odorata
© 2015 Richard Spellenberg
Photo of Hymenoxys odorata
© 2015 Richard Spellenberg
Photo of Hymenoxys odorata
© 2018 Wynn Anderson
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G5
State Rank:
S2
Other Status:
CRPR Changes:
changed from 2.1 to 2B.1 on 2013-06-12
changed from 2 to 2.1 on 2012-02-15
added to 2 on 2008-11-20
Add Date: 2008-11-20
Date Edited: 2022-01-05
Lifeform: annual herb
Blooming Period: Feb-Nov
JFMAMJJASOND
Elevation:
45 - 150 meters
150 - 490 feet
General Habitats:
  • Riparian scrub
  • Sonoran desert scrub
Microhabitat Details:
Microhabitat:
  • Sandy
Notes:
Most occurrences historical; need field surveys. Threatened by agriculture and development.
Threats:
Taxonomy:
Total Occurrences: 6
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 6
Occurrence Status:
Historical >20 Years 5
Recent <=20 Years 1
Presence:
Presumed Extant 6
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Arizona (AZ), Baja California (BA), California (CA), Colorado (CO), New Mexico (NM), Texas (TX)
California Counties and Islands: Name (Code)
Imperial (IMP), Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Blythe (3311455), Blythe NE (3311465), Cibola (3311436), Cross Roads (3411422), Gene Wash (3411432), McCoy Wash (3311466), Palo Verde (3311446), Ripley (3311456), Thumb Peak (3311447)
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.
Presumed Extant
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