FIGURE 3 in Sansevieria pfennigii (Ruscaceae, Asparagales): Confirmation of existence, emendation of description, and tentative threat assessment

FIGURE 3. Habitat and map of occurrence. a: S. canaliculata in its natural habitat, Lindi Region. Note shiny green foliage and pungent leaf apices. b: S. pfennigii in its natural habitat, Lindi Region. c: Map of E Tanzania with the location of the S. pfennigii population studied (red dot). Photos U. Scharf, map from © OpenStreetMap contributors, download 4.1.2021 from openstreetmap.org, modified.