Cenchrus spinifex Cav.

• Region

  North America

• Country

  United States of America

• State/Province

  Texas

• County/Municipio

  Presidio Co.

• Locality

  ca 3.0 airmiles WSW of jct. US Rt. 90 and St. Rt. 17 in downtown Marfa. SW part of Mimms Ranch (Dixon Water Foundation). Marfa Quadrangle

• Elevation

  Alt. 1469 m. (4820 ft.)

• Coordinates

  30.3209, -104.069

• Distribution

  Map all specimens of this taxon

FLORA OF TEXAS
Acme Botanical Services
Cenchrus spinifex Cav.
PRESIDIO CO.: rare in herbaceous vegetation on sandy to
silty loam on gentle slope on very gently rolling landscape
underlain by a mix of Perdiz Conglomerate (a fanglomerate
of variable composition) and Quaternary alluvium, ca. 3.0
airmiles WSW of jet. US Rt. 90 and St. Rt. 17 in downtown
Marfa, at N30°19.254\ W104°04.129\ SW part of Minims
Ranch (Dixon Water Foundation). Marfa Quadrangle. Elev.
4820 ft.
Associates included Acacia angustissima, A. constricta, Aphanostephus
ramosissimus, Aristida adscencionis, A. temipes, Cenchrus spinifex,
Commelina erecta, Condalia ericoides, Croton pottsii, Dalea nana,
Digitaria califomica, Enneapogon desvauxii, Ephedra trifurca, Eriogonum
annuum, Gaillardia pinnatifida, Gaura sp., Hoffinannseggia drepanocarpa,
Hymenopappus flavescens, Ipomopsis longiflora, Machaeranthera
tanacetifolia, Panicum hallii, Perityle vaseyi, Physaria fendleri, Pomaria
jamesii, Portulaca suffrutescens, Psilostrophe tagetina, Rhynchosia senna,
Setaria leucopila, Sphaeralcea coccinea, Talinum angustissimum,
Tetraclea coulteri, Tradescantia occidentalis, Verbesina encelioides,
Yucca sp.
W. R. Carr
#31455	21 August 2012
02679839