Grindelia grandiflora Hook.

• Region

  North America

• Country

  United States of America

• State/Province

  Texas

• County/Municipio

  Sutton Co.

• Locality

  Along Loop 467/Business I-10 just E of Sonora, 1.0 mi W of jct Loop 467 & Interstate-10, 2.8 mi E of jct Loop 467 & US 277 in Sonora

• Elevation

  Alt. 640 - 671 m. (2100 - 2201 ft.)

• Coordinates

  30.5678, -100.599

• Coordinate Uncertainty (m)

  1243

• Georeferencing Method

  Georeferencing Quick Reference Guide (Zermoglio et. Coordinates were determined by measuring 1 mi W along Loop 467 from I-10 junction. Geographic radial was calculated as the distance from corrected center to farthest extent of starting junction. Final uncertainty was found using the MaNIS Georef. Calc.

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

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Plants of TEXAS
Grindelia grandiflora Hook.
TX: Sutton Co. Along Loop 467/Business 1-10
just E of Sonora, 1.0 mi W of jet Loop 467 &
Interstate-10, 2.8 mi E of jet Loop 467 & US
277 in Sonora.
Common in sandy, rocky soil along hwy
shoulder and on embankment down to pasture.
2.2-4.4 ft. tall. Just starting to flower,
most with only a single head in flower. Most
with one main stem that branches about the
middle, with rather long "willowy" branches.
Apparently annuals.
Mark Allen Wetter 1012
Elev. 2100-2200 ft.
09 Sep 1987
Univ. of Wisconsin Herbarium (WIS).
Field work supported by a grant from the
Natural History Museums Council