†Haydenia Seward 1912 (scaly tree fern)
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Polypodiopsida - Cyatheales - Polypodiidae
Parent taxon: Cyatheaceae according to S. Chandra and R. Tewari 1991
See also Andrews 1970 and Lakhanpal et al. 1976
Sister taxa: Alsophila, Alsophilidites, Alsophilites, Alsophilocaulis, Cibotiocaulis, Cibotium, Conantiopteris, Coniopteris, Cyathea, Cyatheites, Cyatheopteris, Cyathocaulis, Cyathodendron, Cyathoforma, Cyathoides, Cyathorachis, Dendropteridium, Dicksoniopsis, Fasciostelopteris, Hemitelites, Kulyisporites, Protocyathea, Pteridocaulis, Tympanophora, Yezopteris
Subtaxa: Haydenia thyrsopteroides
Distribution: found only at Dhaukuti, Rajmahal Hills (Jurassic of India)
Specimen images are retrieved through the ePANDDA API.
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