Search criteria: Botanical Research Institute of Texas (BRIT )
Dryopteris filix-mas subsp. borreri
Joh. Källström
Joh. Källström
Dryopteris filix-mas var. incisum
Mrs. Wm. Roy
Mrs. Wm. Roy
Dryopteris filix-mas x D. marginalis
Peter T. Hope
Peter T. Hope
Dryopteris filix-mas x D. marginalis
Peter T. Hope
Peter T. Hope
Dryopteris filix-mas x D. marginalis
Peter T. Hope
Peter T. Hope
Dryopteris filix-mas x Dryopteris oreopteris
E. H. Lohbremner
E. H. Lohbremner
Dryopteris filix-mas x marginalis
Arthur V. Gilman
Arthur V. Gilman
Dryopteris filix-mas x marginalis
Arthur V. Gilman
Arthur V. Gilman
Dryopteris fimbriatum
R. R. Stewart
R. R. Stewart
Dryopteris goldiana x D. intermedia
Gilman
Gilman
Dryopteris goldiana x D. intermedia
Gilman
Gilman
Dryopteris goldiana x D. intermedia
Gilman
Gilman
Dryopteris hatchii
W. R. Hatch
W. R. Hatch
Dryopteris hatchii
W. R. Hatch
W. R. Hatch
Dryopteris intermedia x marginalis
Arthur V. Gilman
Arthur V. Gilman
Dryopteris intermedia x marginalis
Arthur V. Gilman
Arthur V. Gilman
The PCC, and this data portal, were made possible by funding from the National Science Foundation’s
Advancing Digitization of Biological Collections (ADBC) program, grant numbers
1802504,
1802352,
1802134,
1802033,
1802270,
1802255,
1802239,
1802446,
1802305.
The pteridoportal taxonomic thesaurus is based on the
Checklist of Ferns and Lycophytes of the World, generously provided by Michael Hassler.