]> [collector note: Alps & Mediterranean (col. 1930-56): M; S. W. Africa and Bechuanaland (1957-x): BM, BR, K, M, PRE, WIND.] Botany Merxmüller, Hermann Merxmüller, Hermann H. Merxmüller Merxm. Merxmuller Hermann Merxmuller 1920 1988