X-Nico

Celia Thaxter

She had a son, Roland, born August 28, 1858, who would later become a prominent plant pathologist.

Common scab

In 1890 however, Roland Thaxter isolated a microbe that could cause common scab lesions, naming it Oospora scabies.

Laboulbeniales

Foundational work on the Laboulbeniales was completed by the American mycologist Roland Thaxter (1858–1932), particularly in a five-volume illustrated series (1896–1931).

Wynnea

American mycologist Roland Thaxter described a new species in 1905, W. americana, which was collected in Tennessee.

Wynnea americana

Wynnea americana was first described in 1905 by American mycologist Roland Thaxter.

see also