©2018 John Doyen |
©2018 John Doyen |
©2018 John Doyen |
|
Scientific Name: Howellia aquatilis Gray |
||
|
Common Name: water howellia |
||
| Family: | Campanulaceae | |
| Element Code: | PDCAM0A010 | |
| USDA Plants Symbol: | HOAQ | |
|
Synonyms/Other Names: |
||
| CA Rare Plant Rank: | 2B.2 |
| Fed List: | FD (2021-07-16) |
| State List: | None |
| Global Rank: | G3 |
|
State Rank: |
S2 |
| Other Status: | |
|
CRPR Changes: changed from 2.2 to 2B.2 on 2013-06-12 |
|
| Add Date: | 1974-01-01 |
| Date Edited: | 2023-06-06 |
| Lifeform: annual herb (aquatic) | ||||||||||||||
Blooming Period: Jun
|
||||||||||||||
|
Elevation:
1085 - 1290 meters 3560 - 4230 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
| Microhabitat Details: | ||||||||||||||
|
Microhabitat:
|
||||||||||||||
|
Notes: Federally listed as threatened on 1994-08-15; Delisted due to Recovery on 2021-07-16. Rediscovered in CA in 1996 by D. Isle and D. Efseaff. Previously known in CA from only a single collection near Howard Lake in 1928; where possibly extirpated by cattle grazing and trampling. Endangered in ID and OR, and state-listed as Threatened in WA. |
|
|
Threats: Threatened by hydrological alteration, grazing, and trampling. |
|
|
Taxonomy: Inadvertently omitted from The Jepson Manual. |
|
| Threat List Total: | 3 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 3 | 43 % |
| THREAT LIST: | ||
|---|---|---|
| Foot traffic/trampling | 1 | 14% |
| Non-native plant impacts | 1 | 14% |
| Other | 1 | 14% |
| Total Occurrences: | 7 | ||||
| Element Occurrence Ranks: | |||||
|---|---|---|---|---|---|
| A | B | C | D | X | U |
| 2 | 2 | 1 | 0 | 0 | 2 |
| Occurrence Status: | |||||
|---|---|---|---|---|---|
| Historical >20 Years | 1 | ||||
| Recent <=20 Years | 6 | ||||
| Presence: | |||||
|---|---|---|---|---|---|
| Presumed Extant | 7 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
|
States: Name (Code) California (CA), Idaho (ID), Montana (MT), Oregon (OR)*, Washington (WA) |
|||||||||||||
|
California Counties and Islands: Name (Code) Humboldt (HUM), Mendocino (MEN), Trinity (TRI) |
|||||||||||||
|
Quads: Name (Quad Code) Alderpoint (4012325), Black Lassic (4012335), Buck Rock (3912288), Fort Seward (4012326), Leech Lake Mtn. (3912381) |
|||||||||||||
Notes:
|
|||||||||||||
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel
| Original Description: | Proceedings of the American Academy of Arts and Sciences 15:43 (1879) |
| Species Account: | Howellia aquatilis profile for potential Species of Conservation Concern evaluation (2018) |
| Other: | Recovery Plan for Howellia aquatilis (water howellia) (USFWS 1996) |
| Other: | Wasmann Journal of Biology 33:90-91 (1975) [CA record] |
| Other: | Conservation Biology 2(3):275-282 (1988) [Ecological information] |
| Other: | Fremontia 25:3 (1997) [Account of rediscovery] |