Rusby and Rusby, ?Mem. Torrey Bot. Club 6: 88. 1896.?, 1896.

Rusby, ?Mem. Torrey Bot. Club 6: 91. 1896?, 1896.

Britton, Britton,, and Rusby, ?Mem. Torrey Bot. Club 6: 92. 1896?, 1896.

Rusby and Rusby, ?Mem. Torrey Bot. Club 6: 90. 1896?, 1896.