Plectocephalus americanus (Nutt.) D.Don

• Region

  North America

• Country

  United States of America

• State/Province

  Oklahoma

• County/Municipio

  Kiowa Co.

• Locality

  Longhorn Mountain in limestone hills N of Wichita Mts. NWR; 11 mi S of town of Mountain View off of N2380 road where road turns 90° E.

• Elevation

  Alt. 503 m. (1650 ft.)

• Coordinates

  34.9248, -98.7473

• Coordinate Uncertainty (m)

  3337

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Coordinates of the mountain center were located. Linear extent was calculated as halved distance between coordinates and nearest named mountain, Unap Mountain (3325 m). Uncertainty radius was determined using the MaNIS Georef. Calc.

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

Asteraceae	American star-thistle
NEW YORK BOTANICAL GARDEN
03134194
Centaurea americana Nutt.
Kiowa County: Longhorn Mountain in limestone
hills N of Wichita Mts. NWR; 11 mi S of town of
Mountain View off of N2380 road where road turns
90° E. elev. 1650’ UTM 14 523390E 3865059N
Habitat: Limestone soil; mixed juniper grassland.
W J. Elisens 1194	30 Jun 2007
(with P. Minnis, J. Jordan, & A. Chalepah)
03134194