Cyperus macrocephalus Liebm.

• Region

  North America

• Country

  United States of America

• State/Province

  Texas

• County/Municipio

  Cameron Co.

• Locality

  W side of a N-S stretch of US Rt. 281 (Old Military Highway), ca. 0.5-0.6 roadmiles SSE of jct. F.M. 1421, NW of Brownsville

• Elevation

  Alt. 12 m. (39 ft.)

• Coordinates

  25.986, -97.601

• Distribution

  Map all specimens of this taxon

FLORA OF TEXAS
Acme Botanical Services
CYPERACEAE
CAMERON CO,: annual??; occasional on unshaded mudflat
in shallow part of resaca divided by highway on otherwise
flat agricultural/residential landscape on alluvium of Rio
Grande delta, on soils mapped as very deep, somewhat
poorly drained, moderately alkaline clay (Tiocano Series,
Udic Haplusterts), W side of a N-S stretch of US Rt. 281
(Old Military Highway), ca. 0.5-0.6 roadmiles SSE of jet.
F.M. 1421, NW of Brownsville, at N25°59’09.7”,
W097°36’03.6”. Elev. ca. 40 ft.
Associates (mostly on resaca bank) included Ampelopsis arborea,
Clematis drummondii, Cynodon dactylon, Cyperus ochraceus, Eleocharis
palustris, Malachra capitata, Malvastrum americanum, Mimosa pigra,
Persicaria sp., Rumex chrysocarpus, Salix interior, Sorghum halepense,
Typha sp.
W. R. Carr
#34523
7 March 2015
02796445