Taxon Report
Alisma gramineum Lej.grass alisma |
 © 2016 John Doyen |
Classification
|
Scientific Name: |
Alisma gramineum Lej. |
|
Common Name: |
grass alisma |
| Family: | Alismataceae |
| Element Code: | PMALI01010 |
| USDA Plants Symbol: | ALGR |
|
Synonyms/Other Names: |
|
Ecology and Life History
| Lifeform: | perennial rhizomatous herb (aquatic) |
| Blooming Period: Jun-Aug | Jun-Aug |
| Elevation: | 390-1800 (1280-5905) |
| General Habitats: | Marshes and swamps |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2B.2 |
| Global Rank: | G5 |
|
State Rank: |
S3 |
| State List: | None |
| Fed List: | None |
| Other Status: | |
|
CRPR Changes: |
|
Occurrence Data from the CNDDB
| Total Occurrences: | 14 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 1 |
| Fair (C) | 1 |
| Poor (D) | 1 |
| None (X) | 0 |
| Unknown (U) | 11 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Lassen (LAS), Mendocino (MEN), Modoc (MOD), Siskiyou (SIS) | |
| Quads: Name (Quad Code) | |
| Alturas (4112045), Burbeck (3912344), Cahto Peak (3912365), Dorris Reservoir (4112044), Grass Lake (4112262), Holbrook Canyon (4112015), Johnstonville (4012045), Laytonville (3912364), Likely (4112025), Longvale (3912354), Mahogany Ridge (4112055), McGinty Point (4112074), McGinty Reservoir (4112075), Surprise (4112054), Tule Mountain (4112024), Tunnison Mtn. (4012055), Washington Mtn. (4112048), Willits (3912343) | |
Threat List Data from the CNDDB
| Threat List Total: | 4 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 3 | 21 % | |
| Foot traffic/trampling | 1 | 7% |
| Grazing | 1 | 7% |
| Other | 1 | 7% |
| Road/trail construction/maint. | 1 | 7% |
Selected References
| Alisma gramineum profile for potential Species of Conservation Concern evaluation (2018) |
Citation
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].