Key to Woodsia
View taxon page for Woodsia
(For a list of species in Woodsia, use the above link.)
Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.
1. Hairs on
abaxial leaf 
Organ arising from a stem, generally composed of a stalk (petiole) and a flat, expanded, green, photosynthetic area (blade); distinguished from a leaflet by the presence in its axil of a bud, branch, thorn, or flower; sometimes with lateral, basal appendages (stipules); either simple (toothed, lobed, or dissected but not divided into leaflets) or compound (divided into leaflets).
axes ± 0.5–1 mm, ± flat, segmented, nonglandular, and ± 0.1 mm,
cylindric 
Elongate, with parallel sides and, at any point, round in transverse section.
, non-segmented,
glandular ..... W. scopulina 1' Hairs on abaxial leaf axes 0 or ± 0.1 mm, cylindric, non-segmented, glandular
2' Indusium of scale-like fragments or
lobes 
1. A major expansion or bulge, such as on the margin of a leaf, sepal, or petal, or on the surface of an ovary. 2. The free tips of otherwise fused structures, such as sepals or petals; larger than teeth.
..... W. plummerae
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