Silphium radula Nutt. var. radula

• Region

  North America

• Country

  United States of America

• State/Province

  Oklahoma

• County/Municipio

  Pontotoc Co.

• City/Township

  Ada

• Locality

  One-half southeast of East Central State College campus

• Coordinates

  34.7669, -96.6538

• Coordinate Uncertainty (m)

  1288

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Coordinates of campus center were located. Linear extent was calculated as the distance between coordinates and farthest expanse of campus. Offset information (0.5 mi SE) entered into MaNIS Georef. Calc. to find offset coordinates and uncertainty.

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

University of Texas Herbaria, TEX-LL
Silphium radula Nutt.
var. radula
J. A. Clevinger	Juty	1999
|
PLANTS OF OKLAHOMA
Silphium asperriinuia Hook*
Moist, grassy openings in Quercus-Carya
% woods*
' Ig
One-half mile southeast of East Centra? State College campus,
Ada,
Pontotoc County
G. Thomas Robbins 2601	23 June 194-7
03109692