disjunctum, Gymnocarpium dryopteris, Gymnocarpium jessoense, Gymnocarpium robertianum Newman Phytologist 4: 371. 1851. Kathleen M. Pryer Common names: Oak fern
6 KB (364 words) - 21:25, 5 November 2020
Polypodium robertianum Hoffmann Deutschl. Fl. 2: add. et emend. 10. 1795 Synonyms: Dryopteris robertiana (Hoffmann) C. Christensen Phegopteris robertianum (Hoffmann)
5 KB (429 words) - 23:29, 20 February 2024
longulum H. Christ Gymnocarpium longulum (H. Christ) Kitagawa Gymnocarpium robertianum subsp. longulum (H. Christ) Toyokuni Treatment appears in FNA Volume 2
2 KB (113 words) - 17:37, 24 September 2021
Dryopteridaceae Dryopteridaceae Gymnocarpium jessoense subsp. parvulum Gymnocarpium robertianum Gymnocarpium disjunctum Gymnocarpium appalachianum John Myers John Myers
12 KB (567 words) - 21:24, 5 November 2020
restricted to unique hybrids between G. robertianum and G. appalachianum (see discussion under G. robertianum; K. M. Pryer 1992). Gymnocarpium × intermedium
5 KB (477 words) - 17:37, 24 September 2021
Dryopteridaceae Dryopteridaceae Gymnocarpium jessoense subsp. parvulum Gymnocarpium robertianum Gymnocarpium disjunctum Gymnocarpium appalachianum John Myers John Myers
186 bytes (0 words) - 23:01, 19 November 2020
dryopteris also hybridizes with both G. jessoense subsp. parvulum and G. robertianum. None. None. window.propertiesFromHigherTaxa=[{"rank":"genus","name":"Gymnocarpium"
6 KB (639 words) - 23:27, 20 February 2024
distinguishes it from its look-alike, D. carthusiana. Likewise, Gymnocarpium robertianum is glandular, and the similar G. dryopteris is without glands or nearly
69 KB (10,503 words) - 23:43, 13 February 2019