Kingdom: Plantae
Phylum: Anthophyta
Class: Dicotyledoneae
Order: Asterales
Family: Asteraceae
Genus: Cirsium
Species: wrightii
Wright's Marsh Thistle - Cirsium wrightii
556095
Species Extent (New Mexico)
General Description
Robust biennial or monocarpic perennial; stem strict, 1-2.5 m tall; basal leaves ample, succulent, 30 cm or more long, sinuate or pinnatifid, weakly prickly with short black spines, nearly glabrous, the thin weblike wool tardily deciduous; stem leaves similar, sessile, strongly decurrent, gradually reduced in size up the stem; heads terminating thin branches in naked panicles, hemispherical, 2-3 cm across; phyllaries small, somewhat glandular with papillose projections on upper surface; outer phyllaries subulate, cuspidate-tipped; corollas white or pink; style tips about 3 mm long. Flowers August to October.
Status
Global Rank: G2
State Rank: S2
| Rank Metadata |
| State Rank:
S2
|
Rank Changed:
07/29/1997
|
| Rank Reviewed:
04/08/2015
|
| Reason:
Based on narrow habitat specifitity and habitat threats.
|
| Ecological Factors |
| Specificity:
Very narrow. Specialist or community with key requirements scarce.
|
Range Extent:
N/A
|
| Occurences:
6 - 20
|
Population Size:
10,000 - 100,000 individuals
|
| Area of Occupancy:
number of grid cells based on NMTracker
|
Threat Summary:
Dams & water management/use - High | Droughts - High | Invasive non-native/alien species - High
|
State Status: E
Federal Status: Listed Threatened [LT]
USFS Status:
BLM Status: BLM SENSITIVE
SWAP Status:
NMRP Strategy Status: Strategy Species
Observations in Natural Heritage New Mexico Database
Number of Subpopulations: 13
Number of Mapped Locations: 141
Number of Observations: 219
Observation date range: 08-18-1899
to 10-16-2024
External Links
Year
2000
Citation University of New Mexico Herbarium. 2000. Excel spreadsheet containing herbarium specimen records for LE, LT, C and SCF species.
Reference Code
D00UNM01NMUS
Year
1999
Citation New Mexico State University Herbarium. 1999. Excel spreadsheet containing specimen records at the NMSU herbarium.
Reference Code
D99NMC01NMUS
Year
1996
Citation Sivinski, R. 1996, March 28. Faxed letter and map to Ellen DeBruin regarding many T&E plants near Santa Rosa, NM.
Reference Code
P96SIV01NMUS
Year
2011
Citation Nellessen, J.E. 2011. Parametrix 2010 Surveys for Pecos Sunflower. Report to U.S. Fish and Wildlife Service, Section 10, TE-819477. 6 p.
Reference Code
R11NEL01NMUS
Year
2012
Citation Sivinski, R. 2012. Cirsium wrightii, Wright's marsh thistle: a 2012 population assessment. Santa Fe, NM: NM Energy, Minerals and Natural Resources Department - Forestry Division; Report E-9-26 to U.S. Fish and Wildlife Service. 57p + appendix.
Reference Code
R12SIV01NMUS
Year
52
Citation S52DITSBNMUS, Legacy reference. Physical copy not yet located.
Reference Code
S52DITSBNMUS
Year
81
Citation S81WARlCNMUS, Legacy reference. Physical copy not yet located.
Reference Code
S81WARlCNMUS
Year
1994
Citation S94SIVSBNMUS, Legacy reference. Physical copy not yet located.
Reference Code
S94SIVSBNMUS
Year
1995
Citation S95SIVSBNMUS, Legacy reference. Physical copy not yet located.
Reference Code
S95SIVSBNMUS
Year
98
Citation S98LADSBNMUS, Legacy reference. Physical copy not yet located.
Reference Code
S98LADSBNMUS
Year
2002
Citation Worthington, R.D. 2002. Wright's marsh thistle survey: 2002. Final report, submitted to Lincoln National Forest, Alamogordo, NM. 18p.
Reference Code
U02WOR02NMUS
Year
2011
Citation Sivinski R, Tonne P. 2011. Cirsium wrightii field research at Alamosa Springs in Socorro County and Burro Cienega in Grant County.
Reference Code
U11SIV01NMUS
Year
2016
Citation SEINet. 2016. Downloaded New Mexico data for tracked plants for NM Plant Conservation Strategy.
Reference Code
U16SEI01NMUS
Year
1996
Citation Lea, A. 1996. NMHP cooperators plant occurrence specimen data collection forms generated from specimen information in University of New Mexico Herbarium.
Reference Code
U96LEA01NMUS
Year
1996
Citation Sivinski, R. 1996. Section 6, segment 10 annual report of botanical work accomplished by NM Forestry and Natural Resources Dept. for Fish and Wildlife Service, Albuquerque, NM.
Reference Code
U96SIV04NMUS
Year
1998
Citation Warrick, G. 1998. Memorandum to: Wright's marsh thistle files, from: Gordon Warrick, Wildlife Biologist, Bitter Lake National Wildlife Refuge, subject: Wright's marsh thistle (Cirsium wrightii) summery [sic]. Sep 23, 1998. 3 p.
Reference Code
U98WAR01NMUS
