Agrostographiae Helveticae prodromus sistens binas graminum Alpinorum hactenus non descriptorum, & quorundam ambiguorum decades / Authore Johanne Scheuchzero.

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Agrostographiae Helveticae prodromus sistens binas graminum Alpinorum hactenus non descriptorum, & quorundam ambiguorum decades / Authore Johanne Scheuchzero. Public Domain Mark. Source: Wellcome Collection.