|University of California, Berkeley|
Key to families | Table of families and genera
1. Leaf ± palmate-pinnate, fan-shaped ..... A. aleuticum
1' Leaf 2–3-pinnate, not fan-shaped
2. Pinnules cut or lobed often > 1/4 way to 2/3 way to base, margins at base converging at 45–90(+)°, sori (and false indusia) without yellowish exudate among sporangia ..... A. capillus-veneris
2' Pinnules cut or lobed often < 1/4 way to base, margins at base converging at 90–180(240)°, sori (and false indusia) with yellowish exudate among sporangia
3. Leaf tissue green; ultimate segments fan-shaped and often semi-crescent-shaped; dark color of stalks ending ± abruptly at base of ultimate segments; mature fronds dying in late spring or early summer, completely dried and largely unseen in late summer, fall, and early winter; California Floristic Province ..... A. jordanii
3' Leaf tissue green and bluish green; ultimate segments often somewhat rhombus-shaped, dark color of stalks extending into base of ultimate segments; mature fronds persistent and evergreen through summer and into winter and following spring, dead leaves forming thatch at plant base; Klamath Ranges (Shasta Co.) ..... A. shastense
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.