Taxon Details
Penstemon filiformis
thread-leaved beardtongue
View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist
Steve Matson (2015) |
Steve Matson (2015) |
Julie Kierstead (2015) |
Taxon Summary:
Penstemon filiformis, commonly known as thread-leaved beardtongue, is a perennial herb in the Plantaginaceae that is found only in California. It occurs within Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 450 to 1875 meters. Penstemon filiformis is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.|
Scientific Name: Penstemon filiformis (Keck) Keck |
||
|
Common Name: thread-leaved beardtongue |
||
| Family: | Plantaginaceae | |
| Element Code: | PDSCR1L2A0 | |
| USDA Plants Symbol: | PEFI2 | |
|
Synonyms/Other Names: |
||
| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
|
| CA Rare Plant Rank: | 4.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G4 |
|
State Rank: |
S4 |
| Other Status: | SB_UCSC |
|
CRPR Changes: changed from 1B.3 to 4.2 on 2020-05-07 |
|
| Add Date: | 1974-01-01 |
| Date Edited: | 2022-12-06 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: May-Aug(Sep)
|
||||||||||||||
|
Elevation:
450 - 1875 meters 1475 - 6150 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
| Microhabitat Details: | ||||||||||||||
Microhabitat:
|
||||||||||||||
|
Notes: Changed from 1B.3 to 4.2 on 2020-05-07 More common than originally known. Possibly threatened by logging, road maintenance, and recreation. Reported to tolerate some types of disturbance. Confused with P. laetus var. sagittatus. See University of California Publications in Botany 16:394 (1932) for original description. |
|
|
Threats: |
|
|
Taxonomy: |
|
| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 67 | 71 % |
| THREAT LIST: | ||
|---|---|---|
| Logging | 49 | 51% |
| Road/trail construction/maint. | 29 | 30% |
| Other | 7 | 7% |
| Improper burning regime | 4 | 4% |
| Insufficient population/stand size | 3 | 3% |
| Grazing | 2 | 2% |
| Development | 1 | 1% |
| Erosion/runoff | 1 | 1% |
| Recreational use (non-ORV) | 1 | 1% |
| Non-native plant impacts | 1 | 1% |
| Total Occurrences: | 95 | ||||
| Element Occurrence Ranks: | |||||
|---|---|---|---|---|---|
| A | B | C | D | X | U |
| 7 | 45 | 12 | 1 | 0 | 30 |
| Occurrence Status: | |||||
|---|---|---|---|---|---|
| Historical >20 Years | 62 | ||||
| Recent <=20 Years | 33 | ||||
| Presence: | |||||
|---|---|---|---|---|---|
| Presumed Extant | 95 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
|
States: Name (Code) California (CA) |
|||||||||||||
|
California Counties and Islands: Name (Code) Shasta (SHA), Siskiyou (SIS), Trinity (TRI) |
|||||||||||||
|
Quads: Name (Quad Code) Caribou Lake (4112218), Carrville (4112216), Chicken Hawk Hill (4112214), Covington Mill (4012287), Damnation Peak (4012285), Dunsmuir (4112223), Lamoine (4012284), Mumbo Basin (4112225), Papoose Creek (4012276), Rush Creek Lakes (4012278), Schell Mtn. (4012275), Seven Lakes Basin (4112224), Siligo Peak (4012288), Tangle Blue Lake (4112226), Tombstone Mtn. (4112213), Trinity Center (4012286), Trinity Dam (4012277), Whisky Bill Peak (4112215), Ycatapom Peak (4112217) |
|||||||||||||
Notes:
|
|||||||||||||
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel