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Dennstaedtia cicutaria - http://florawww.eeb.uconn.edu/acc_num/200000051.html
Accession data from Ecology and Evolutionary Biology Conservatory, University of Connecticut. |
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Dennstaedtia - http://www.mobot.org/manual.plantas/052667/G052677.html
Species list for "Manual de Flora de Costa Rica" with links to specimen lists. |
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Dennstaedtia bipinnata - http://www.plantatlas.usf.edu/main.asp?plantID=801
in Atlas of Florida Vascular Plants. |
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Costaricia werckleana - http://www.mobot.org/manual.plantas/052667/S052674.html
Specimen list for Manual de Flora de Costa Rica. |
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Dennstaedtia - http://www.anbg.gov.au/fern/taxa/dennstaedtia.html
Key to species in Papuasia. |