Botrychium oneidense
type
Oneida Grape Fern
fern
species
size(ft)
cut
decid.
garden
ID tips
Ultimate pinule largest; all pinnules rounded (none long narrow pointed like B. dissectum)
Emerges in July, remains green throughout winter; does not bronze like B. dissectum
where .
ME
NH
Comment
genereally in decline in New England
one theory is that European earthworms are replacing native ones, and aerating a different layer of soil