Spermolepis inermis (Nutt. ex DC.) Mathias & Constance
Apiaceae
Turner, Billie Lee (2004)
William R. Carr
20757
2002-04-24
2002-4-24
United States, Texas, Bexar, In Labores de San Juan (undeveloped property of San Antonio Missions NHP); floodplain of San Antonio River, E edge of Johnsongrass hay meadow at 9243 Villamain Rd., ca. 0.25 mi S of road to parking lot at Mission San Juan. [Flora of San Antonio Missions N
29.32889 -98.45056
Locally common in 100 x 50 ft. stand of relatively undisturbed native grassland on Frio clay loam, upper edge of floodplain of river. Only spot on Missions NHP property containing this and other decreaser grassland species such as Schizachyrium scoparium. Other associates include Agalinis strictifolia, Anemone berlandieri, Aphanostephus ramosissimus, Aristida purpurea, Aster ericoides, Desmanthus virgatus, Digitaria cognata, Draba platycarpa, Engelmannia pinnatifida, Eragrostis intermedia, Gaillardia pulchella, Galium virgatum, Hedeoma drummondii, Helianthus maximiliani, Houstonia nigricans, H. parviflora, Limnodea arkansana, Lindheimera texana, Mimosa latidens, Nassella leucotricha, Panicum hallii.
flowers
Sheet
Flora of San Antonio Missions NHP. NPS accession no. SAAN-00304, NPS catalog no. 20732.