Marsileaceae GH: 00246699 Marsilea vestita Hooker & Greville USA: Texas Little Aguja Creek, Little Aguja Canyon, nor... C. B. Hellquist, E. Schneider & J.... 16467 2000-6-17
GH: 00308545 Marsilea vestita Hooker & Greville USA: Texas Little Aguja Creek, Little Aguja Canyon, nor... C. B. Hellquist, E. Schneider & J.... 16467 2000-6-17
Potamogetonaceae GH: 01572301 Potamogeton foliosus Rafinesque USA: Texas Little Aguja Creek, Little Aguja Canyon. ca.... C. B. Hellquist, E. Schneider & J.... 16472 2000-6-17
GH: 01572302 Potamogeton foliosus Rafinesque USA: Texas Little Aguja Creek, Little Aguja Canyon at B... C. B. Hellquist, E. Schneider & J.... 16471 2000-6-17
GH: 01572303 Potamogeton foliosus Rafinesque USA: Texas Madera Creek, Madera Canyon, on back road to... C. B. Hellquist, E. Schneider & J.... 16465a 2000-9-8
GH: 01695016 Potamogeton nodosus Poiret USA: Texas Little Aguja Creek, Little Aguja Canyon, at ... C. B. Hellquist, E. Schneider & J.... 16468 2000-6-17
GH: 01695787 Potamogeton pusillus Linnaeus USA: Texas Madera Creek, Madera Canyon on back road to ... C. B. Hellquist, E. Schneider & J.... 16462 2000-6-17
GH: 01695788 Potamogeton pusillus Linnaeus USA: Texas Madera Creek, Madera Canyon, on back "road" ... C. B. Hellquist, E. Schneider & J.... 16465b 2000-6-17
GH: 01695789 Potamogeton pusillus Linnaeus USA: Texas Madera Creek, Madera Canyon on back road to ... C. B. Hellquist, E. Schneider & J.... 16464 2000-6-17
GH: 01695790 Potamogeton pusillus Linnaeus USA: Texas Madera Creek, Madera Canyon, on back road to... C. B. Hellquist, E. Schneider & J.... 16463 2000-6-17