Heliotropium greggii Torr.
Determiner: B. L. Turner, 2005
W. R. Carr and Debbie Benesh 23570
Date: 25 September 2004
United States, Texas, Pecos, W side of N-S stretch of main road on W side of Diamond Y Spring Preserve, ca. 1.2 roadmiles N of its crossing of Leon Creek, ca. 1.8-1.9 airmiles N of Diamond Y Spring, ca. 2.5 airmiles SW of N gate. Diamond Y Spring Quadrangle. Elev. 2780 - 2790 ft.
31d 1m 44.8s N; 102d 55m 20.2s
Habitat and Description:
Rare in low- to medium-stature shrubland/shortgrass grassland on shallow, calcareous, moderately alkaline, light brownish gray, very gravelly loam (Lozier Series) on valley flat between very gentle slopes of Cretaceous limestone (Washita Group). Shrub dominants include Larrea tridentata and Tiquilia canescens. Other associates include Bouteloua barbata, Chamaesyce lata, Cryptantha mexicana, Ditaxis humilis, Evax prolifera, Krameria sp., Lesquerella fendleri, Melampodium leucanthum, Psilostrophe tagetina, Scleropogon brevifolius, Tiquilia hispidissima, and Zinnia acerosa.
Record Id: e1828730-b5b7-4179-8834-bb5089c1ed49