TABLE 2 in The fern genera Dryopteris and Nothoperanema (Dryopteridaceae) in Madagascar and neighbouring Indian Ocean islands, including Saint Paul

TABLE 2. — Quantitative data for the number of indurated annulus cells per sporangium and stalk features in Dryopteris Adans. and Nothoperanema (Tagawa) Ching.
TaxonRange and meanSporangium stalkD. antarctica(11-) 16 (-21)simpleD. aquilinoides(11-) 14 (-19)simpleD. bernieri(12-) 14 (-17)simple, glandular or hairedD. bojeri(14-) 15 (-16)simple, glandular or hairedD. comorensis(13-) 15 (-18)simple, glandular, or hairedD. kilemensis(12-) 13 (-16)simple, glandular, or hairedD. manniana(11-) 14 (-18)simple or hairedD. pentheri(11-) 13 (-20)simple, glandular, or hairedD. subcrenulata14 (-15)simple or hairedD. wallichiana subsp. madagascariensis(13-) 14 (-17)simple or with 1- or 2-celled glandular hairsD. wardii(13-) 14 (-17)simple or hairedD. hybrid “La Réunion”abortedhairedN. squamiseta(13-) 15 (-17)simple or haired