Ranunculi auricomi Helvetici et transhelvetici III. Ein Bestimmungsschlüssel für die Umgebung von Basel

Abstract

For a three-state area (CH, D, F) around Basel, a key of Ranunculus auricomus microspecies with figures of leaf forms is given here in two different versions for flowering and fruiting time. A short synopsis of the 17 accepted species concludes the paper.