Ferns and Fern Allies of Mount Holyokeby Karen Searcy
Taxonomy
Dryopteridaceae
Dryopteris intermedia (Intermediate Wood-fern)
Leaf length12 - 36 inches
Leaf clusteringclustered
Leaf persistenceevergreen
Shape of spore-producing arearound/kidney shaped
Location of spore-producing areaunderside of leaf
Leaf typecompound
Divisions of leaf bladethree
Habitatmoist, rocky woods
DescriptionEvergreen leaves from individual clusters coming from a short rhizome. The leaves are 3-times compound and the margins of the pinnules have bristle tips. The first division of the basal pinna (leaflet) is shorter than the one adjacent to it. The rachis and midrib of the leaflets (pinnae) have glandular hairs and the sori are produced between the mid-vein and the margin of the pinnule
Habit photoPW
Detail photo 1PW
Detail photo 2KBS