United States, Texas, Reeves, 10 mi W of Toyahvale on U.S. 290.
With mesquite and abundant dead Amaranthus plants. Very dry now but appears likely to be seasonally submerged. 20 plants were taken for morphological and volatile terpene analysis. Chromosomes were counted for three plants: 1) n=11 chromosomes; 2) n=11; 3) n=11. [SHEET 2 OF SEVERAL].