Directory       News       Site Map       Home
         
    Jepson eFlora
Key to families | Table of families and genera

Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.

 

WOODSIA CLIFF FERN

John C. Game, Alan R. Smith and Thomas Lemieux


Rhizome generally ascending to suberect, short, old stipe bases many. Leaf: often glandular or hairy; stipe base ×-section with 2 vascular strands; blade 1–2-pinnate, segments ± toothed to pinnately lobed, veins free, ending just short of margin. Sporangia: sori round, generally not at margins; indusium cup-like, often of many segmented hair- or scale-like fragments or lobes encircling sorus from below, often of crusty, ± white beads, often obscure in age.
± 30 species: generally northern temperate. (J. Woods, Britain, b. 1776) [Windham 1993 FNANM 2:270–280] {hort link}
Unabridged references: [Brown 1964 Beih Nova Hedwigia 16:1–154]

Key to Woodsia

1. Hairs on abaxial leaf axes ± 0.5–1 mm, ± flat, segmented, nonglandular, and ± 0.1 mm, cylindric, non-segmented, glandular ..... W. scopulina

1' Hairs on abaxial leaf axes 0 or ± 0.1 mm, cylindric, non-segmented, glandular

2. Indusium of segmented hairs ..... W. oregana

2' Indusium of scale-like fragments or lobes ..... W. plummerae

Contact/Feedback

Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.