Species Details

Lycopodium clavatum


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Photo of Lycopodium clavatum
© 2021 Scot Loring
Photo of Lycopodium clavatum
©2021 Scot Loring
Photo of Lycopodium clavatum
©2011 Jean Pawek
CA Rare Plant Rank: 4.1
Fed List: None
State List: None
Global Rank: G5
State Rank:
Other Status:
CRPR Changes:
changed from 2.3 to 4.1 on 2008-07-08
changed from 2.3 to 2.3 on 2006-06-01
Add Date: 1974-01-01
Date Edited: 2022-04-05
Lifeform: perennial rhizomatous herb
Blooming Period: Jun-Aug(Sep)
45 - 1225 meters
150 - 4020 feet
General Habitats:
  • Lower montane coniferous forest (mesic)
  • Marshes and swamps
  • North Coast coniferous forest (mesic)
Microhabitat Details:
  • Edges (often)
  • Openings
  • Roadsides

Threatened by logging, herbicide application, road construction, and road and trail maintenance.

Threat List Total: 9
Total EOs % of EOs
EOs with Threat Listed: 105 88 %
Logging 101 84%
Road/trail construction/maint. 45 37%
Foot traffic/trampling 4 3%
Other 4 3%
Altered flood/tidal/hydrologic regime 3 2%
Total Occurrences: 120
Element Occurrence Ranks:
6 28 43 18 0 25
Occurrence Status:
Historical >20 Years 119
Recent <=20 Years 1
Presumed Extant 120
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Alaska (AK), California (CA), Connecticut (CT), Delaware (DE), District of Columbia (DC), Georgia (GA), Idaho (ID), Illinois (IL), Indiana (IN), Iowa (IA), Kentucky (KY), Maine (ME), Maryland (MD), Massachusetts (MA), Michigan (MI), Minnesota (MN), Montana (MT), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), New York (NY), North Carolina (NC), Ohio (OH), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South America (SA), South Carolina (SC), Tennessee (TN), Vermont (VT), Virginia (VA), Washington (WA), West Virginia (WV), Wisconsin (WI)
California Counties and Islands: Name (Code)
Del Norte (DNT), Humboldt (HUM), Mendocino (MEN), Sonoma (SON)
Quads: Name (Quad Code)
Arcata North (4012481), Arcata South (4012471), Bald Hills (4112328), Blake Mountain (4012355), Blue Lake (4012388), Bridgeville (4012347), Childs Hill (4112461), Crannell (4112411), Crescent City (4112472), Elk (3912326), Eureka (4012472), Fern Canyon (4112441), Fields Landing (4012462), Holter Ridge (4112338), Hydesville (4012451), Iaqua Buttes (4012368), Korbel (4012378), Mad River Buttes (4012367), Maple Creek (4012377), Mathison Peak (3912336), McGuire Ridge (3812374), McWhinney Creek (4012461), Noyo Hill (3912346), Orick (4112431), Owl Creek (4012358), Panther Creek (4112318), Redcrest (4012348), Rodgers Peak (4112421), Scotia (4012441), Sims Mountain (4012365), Trinidad (4112412), Weott (4012338)
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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