Plant specimen

5 6 BOTANICAL RESEARCH INSTITUTE OF MET, TEXAS copyright reserved Plants for Pharmaceutical Screening Holacantha stewartii C. H. Muller Texas Brewster Co.: Big Bend Region: Natl. Park, Nof Chisos Mts., Dagger Flat: 2929.75'N, 103'02.95' W, 3,400 ft. Larrea-Leucophyllum scrub along arroyos. Thorny, leatless, green-stemmed shrub, broader than high, to 2 m broad and 0.5 m high, stems rigid, ending in sharp spines, of local occurrence, occasional, IMAGED 21 JUL 2017 BOTANICAL RESEARCH INSTITUTE OF TEXAS Coll: Richard Spjut & Richard Marin: 14486 26-Oct-01 Det: R Spjut & R. Sanders 30-Nov-01 Voucher for wat & samples collected for the National Canoer Institute (Contract No NO2-CM-17101 World Botanical Associates. Tem, CA 92591-880. Samples taken partially from a plant growing out on main road where likely to cause a flat tire NPS permit BIBE-2001 SCI-6065.