Scottish National Dictionary (1700–)
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First published 1976 (SND Vol. X, list of scientific terms with Scottish connections).
This entry has not been updated since then but may contain minor corrections and revisions.
DICKSONIA. Bot. A genus of tree ferns of the Southern Hemisphere (1793 L'Héritier in Mem. Acad. Sc. Turin XIII. 9). Also dicksoniana specif. name of a kind of willow (1805 Smith Eng. Botany XX. 390).
[After James Dickson (1738–1822), of Traquair, botanist on ferns and nurseryman in London.]