sourceTaxonName: Asterella echinella (Gottsche) Underw.
sourceTaxonPath: Plantae | Marchantiophyta | Marchantiopsida | Marchantiales | Aytoniaceae | Asterella | Asterella echinella
targetTaxonName: limestone boulders and ledges
localityName: Guadalupe River, below Dunlap Lake, 6-7 miles southeast of New Braunfels