Thelypteris limbosperma (All.) Fuchs
FamilyThelypteridaceae — APG family: Thelypteridaceae
SynonymsPolypodium limbospermum All., Dryopteris oreopteris (Ehrh.) Maxon, Polypodium montanum Vogler., Thelypteris oreopteris (Ehrh.) Slosson, Polypodium oreopteris Ehrh., Aspidium oreopteris (Ehrh.) Sw., Dryopteris montana (Vogler) Ktze.
DescriptionRhizome short, ascending, scaly, stipes grooved above, with dark base; fronds 30-80 cm tall, forming crown, yellowish-green, glandular and hoary white on nerves below, abruptly acuminate; pinnae pinnatisect, segments entire, blunt; sori small; indusium lobed, glandular.
EcologyOpen, rocky slopes, reaching subalpine region; not common.
Often sterile in Alaska. Crushed leaves strongly scented.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.