4895842 966346 Sphaeropteris medullaris (G. Forst.) Bernh. [80 825679 Polypodium medullare G. Forst.] T. Moore, Index Fil. (T. Moore), vol. 2 (Atlas (part 20)): t. 84, fig. A (1857-1862)
 
4899522 966371 Sphaeropteris quindiuensis (Karsten) R.M. Tryon [80 301904 Cyathea quindiuensis Karsten] Fieldiana, Bot., vol. 20(): (Pteridophyta of Peru 1): p. 113, fig. 19b,c (1989)
 
1478465 966320 Sphaeropteris glauca (Blume) R.M. Tryon [125 826324 Polypodium quadripinnatum J. Gmelin] L.B. Van Houtte, Fl. Serres, vol. 22 : t. 0 (1845)
 
3256776 333961 Diacalpe microphylla (Mett.) T. Moore [125 301678 Cyathea microphylla Mett.] E.A. von Regel, Gartenflora, vol. 51 : p. 263 (1902)
 
4896896 333961 Diacalpe microphylla (Mett.) T. Moore [125 301678 Cyathea microphylla Mett.] T. Moore, Index Fil. (T. Moore), vol. 2 (Atlas (part 20)): t. 81, fig. 5-7 (1857-1862)