Taxon Report

Stachys pilosa Nutt.

hairy marsh hedge-nettle

Print Report


Keir Morse

Taxon Summary

Stachys pilosa, commonly known as hairy marsh hedge-nettle, is a perennial rhizomatous herb in the Lamiaceae that is found in California and elsewhere. It occurs within Great Basin scrub (mesic), and Meadows and seeps, growing at elevations from 1200 to 1770 meters. Stachys pilosa is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.


  Classification

Scientific Name:
Stachys pilosa Nutt.
Common Name:
hairy marsh hedge-nettle
Family: Lamiaceae
Element Code: PDLAM1X1A0
USDA Plants Symbol: STPI6
Synonyms/Other Names:
  • Stachys palustris ssp. pilosa

Ecology and Life History

Lifeform: perennial rhizomatous herb
Blooming Period: Jun-Aug Jun-Aug
Elevation: 1200-1770 (3935-5805)
General Habitats: Great Basin scrub, Meadows and seeps
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 33
Element Occurrence Ranks:
   Excellent (A) 2
   Good (B) 2
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 29
California Endemic:  False
California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD), Nevada (NEV), Plumas (PLU), Shasta (SHA), Sierra (SIE), Siskiyou (SIS)
Quads: Name (Quad Code)
Collins Rim (4212011), Adin Pass (4112038), Bieber (4112112), Big Swamp (4112121), Boca (3912041), Burney Mtn. West (4012176), Clio (3912065), Dog Valley (3912051), Egg Lake (4112133), Fall River Mills (4112114), Gold Lake (3912066), Igo (4012255), Independence Lake (3912043), Infernal Caverns (4112035), Jacks Backbone (4012166), Johnsville (3912076), Kangaroo Mtn. (4112382), Kinyon (4112138), Knox Mountain (4112026), Lake Annie (4112081), Lake City (4112062), Lake Shastina (4112254), Loyalton (3912062), Meadow Valley (3912181), Quincy (3912088), Sattley (3912054), Shields Creek (4112043), Soup Creek (4112033), Straylor Lake (4012171), Surprise (4112054), Tule Mountain (4112024), Whitehorse (4112134)

Threat List Data from the CNDDB

Threat List Total: 3
EOs with Threat Listed: Total EOs % of EOs
3 9 %
Non-native plant impacts 1 3%
Other 1 3%
Road/trail construction/maint. 1 3%

Notes

Possibly threatened by non-native plants.
Threats:
Taxonomy:
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 January 2025].