Species Details

Thelypodium milleflorum

many-flowered thelypodium

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Scientific Name:
Thelypodium milleflorum A. Nels.
Common Name:
many-flowered thelypodium
Family: Brassicaceae
Element Code: PDBRA2N0A0
USDA Plants Symbol: THMI5
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G5
State Rank:
S3?
Other Status:
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 2001-01-01
Date Edited: 2021-05-26
Lifeform: perennial herb
Blooming Period: Apr-Jun
JFMAMJJASOND
Elevation:
1220 - 2500 meters
4005 - 8205 feet
General Habitats:
  • Chenopod scrub
  • Great Basin scrub (sandy)
Microhabitat Details:
Microhabitat:
Notes:
Does plant occur in SIE Co.? Need quads for PLU Co. Threatened by agriculture and sand mining. Possibly threatened by pipeline construction and grazing. See Botanical Gazette 52(1):263 (1911) for original description, and Contributions from the Gray Herbarium 204:88-90 (1973) for taxonomic treatment.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 14 47 %
THREAT LIST:
Other 8 26%
Grazing 5 16%
Road/trail construction/maint. 2 6%
ORV activity 2 6%
Mining 1 3%
Total Occurrences: 30
Element Occurrence Ranks:
A B C D X U
2 4 0 0 0 24
Occurrence Status:
Historical >20 Years 29
Recent <=20 Years 1
Presence:
Presumed Extant 30
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Idaho (ID), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA)
California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD), Mono (MNO)
Quads: Name (Quad Code)
Alameda Well (3811817), Bodie (3811921), Boyd Hot Spring (4112061), Calneva Lake (4012021), Chidago Canyon (3711854), Doyle (4012011), Eagleville (4112031), Herlong (4012022), Leonards Hot Springs (4112051), Little Mud Flat (4012042), Negit Island (3811911), Shaffer Mtn. (4012043), Wendel (4012032), Wendel Hot Springs (4012033)
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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