]> [author note: Herbarium and types: STS; additional material at NMW] [collector note: Herbarium (Scotland: Orkney Is., col. 1891-1912): STS (r. 1926); Orkney Is.: NMW (col. 1912).] Botany Spence, Magnus Spence, Magnus M. Spence Spence Magnus Spence 1853 1919