Monotropa uniflora
Common Name: ghost-pipe
Family: Ericaceae
Element Code: PDMON03030
Full Name: Monotropa uniflora L.

2005 Louis-M. Landry
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 68
  • Element Occurrence Ranks:
    A B C D X U
    3 13 30 19 0 3
  • Population Status:
    >20 yrs
    <=20 yrs
    3 65
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    68 0 0
Notes Glossary
  • Threatened by foot traffic, recreational activities, road maintenance, and logging and associated road usage.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1974-01-01
  • Last Update: 2013-06-12
Location Glossary
  • Elevation: 10 - 550 meters
  • California Endemic: no
  • States: California, !AK, !AL, !AR, !CT, !DC, !DE, !FL, !GA, !IA, Idaho, !IL, !IN, !KS, !KY, !LA, !MA, !MD, !ME, !MI, !MN, !MO, !MS, !MT, !NC, !ND, !NE, !NH, !NJ, !NY, !OH, !OK, Oregon, !PA, !RI, South America, !SC, !TN, Texas, !VA, !VT, Washington, !WI, !WV
  • California Counties and Islands:   name (code)
    Del Norte (DNT),  Humboldt (HUM)
  • Quads:   name (DWR code) USGS code
    Eureka (672C) 40124G2,  Blue Creek Mtn. (705A) 41123D7,  Ah Pah Ridge (705B) 41123D8,  Holter Ridge (705C) 41123C8,  Fern Canyon (706A) 41124D1,  Orick (706D) 41124C1,  Klamath Glen (722C) 41123E8,  Childs Hill (723A) 41124F1,  Requa (723D) 41124E1,  High Divide (740A) 41124H1,  Smith River (740B) 41124H2,  Crescent City (740C) 41124G2,  Hiouchi (740D) 41124G1
  • Notes:
      Definitions of codes preceding a county and/or quad:
      * Presumed extirpated
      ? Uncertain about distribution or identity
      ?* Uncertain about distribution, but presumed extirpated if once present
      (?) Occurrence confirmed, but possibly extirpated
      Species may be present in other areas where conditions are favorable.
Presumed Extant Presumed Extirpated or Unknown 646
Links to Leading Resources of Taxon Information
Suggested Citation
CNPS, Rare Plant Program. . Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. Website [accessed ].

40124G2=Eureka (672C) 40124G2;41123D7=Blue Creek Mtn. (705A) 41123D7;41123D8=Ah Pah Ridge (705B) 41123D8;41123C8=Holter Ridge (705C) 41123C8;41124D1=Fern Canyon (706A) 41124D1;41124C1=Orick (706D) 41124C1;41123E8=Klamath Glen (722C) 41123E8;41124F1=Childs Hill (723A) 41124F1;41124E1=Requa (723D) 41124E1;41124H1=High Divide (740A) 41124H1;41124H2=Smith River (740B) 41124H2;41124G2=Crescent City (740C) 41124G2;41124G1=Hiouchi (740D) 41124G1