Tuctoria greenei
Common Name: Greene's tuctoria
Family: Poaceae
Synonyms: Orcuttia greenei
Element Code: PMPOA6N010
Full Name: Tuctoria greenei (Vasey) J. Reeder

2008 F. Gauna
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 48
  • Element Occurrence Ranks:
    A B C D X U
    2 11 6 6 18 5
  • Population Status:
    >20 yrs
    <=20 yrs
    27 21
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    30 6 12
Notes Glossary
  • Threatened by agriculture, urbanization, overgrazing, and habitat fragmentation and loss. See Botanical Gazette 16:146 (1891) for original description, American Journal of Botany 69:1082-1095 (1982) for taxonomic treatment, and Conservation Genetics, pp. 1-14 (2011) for information on population genetics.
  • 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: 2012-02-14
Location Glossary
  • Elevation: 30 - 1070 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Butte (BUT),  Colusa (COL),  Fresno (FRE) *,  Glenn (GLE),  Madera (MAD) *,  Merced (MER),  Modoc (MOD),  Shasta (SHA),  San Joaquin (SJQ) *,  Stanislaus (STA) *,  Tehama (TEH),  Tulare (TUL) *
  • Quads:   name (DWR code) USGS code
    Woodlake (333A)* 36119D1,  Clovis (378C)* 36119G6,  Round Mountain (378D)* 36119G5,  Le Grand (400B) 37120B2,  Kismet (400D)* 37120A1,  Owens Reservoir (420C) 37120C2,  Haystack Mtn. (421A) 37120D3,  Planada (421D) 37120C3,  Cooperstown (441A)* 37120F5,  Paulsell (441B)* 37120F6,  Montpelier (441C)* 37120E6,  Waterford (442A)* 37120F7,  Farmington (460B)* 37120H8,  Escalon (460C)* 37120G8,  Biggs (560B) 39121D6,  Logandale (562B) 39122D2,  Hamlin Canyon (576B) 39121F6,  Shippee (576C) 39121E6,  Llano Seco (577C) 39121E8,  Richardson Springs NW (593B) 39121H8,  Nord (593C) 39121G8,  Vina (594A) 39122H1,  Murken Bench (661C) 40121G4,  Jellico (661D) 40121G3,  Donica Mtn. (694C) 41121C2
  • 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 1256
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 http://www.rareplants.cnps.org [accessed ].

36119D1=Woodlake (333A)* 36119D1;36119G6=Clovis (378C)* 36119G6;36119G5=Round Mountain (378D)* 36119G5;37120B2=Le Grand (400B) 37120B2;37120A1=Kismet (400D)* 37120A1;37120C2=Owens Reservoir (420C) 37120C2;37120D3=Haystack Mtn. (421A) 37120D3;37120C3=Planada (421D) 37120C3;37120F5=Cooperstown (441A)* 37120F5;37120F6=Paulsell (441B)* 37120F6;37120E6=Montpelier (441C)* 37120E6;37120F7=Waterford (442A)* 37120F7;37120H8=Farmington (460B)* 37120H8;37120G8=Escalon (460C)* 37120G8;39121D6=Biggs (560B) 39121D6;39122D2=Logandale (562B) 39122D2;39121F6=Hamlin Canyon (576B) 39121F6;39121E6=Shippee (576C) 39121E6;39121E8=Llano Seco (577C) 39121E8;39121H8=Richardson Springs NW (593B) 39121H8;39121G8=Nord (593C) 39121G8;39122H1=Vina (594A) 39122H1;40121G4=Murken Bench (661C) 40121G4;40121G3=Jellico (661D) 40121G3;41121C2=Donica Mtn. (694C) 41121C2