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Festuca of North America
Descriptions, Illustrations, Identification, and Information Retrieval
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S. G. Aiken,
M. J. Dallwitz, C. L. McJannet, and L. L. Consaul
Contents
Introduction
Interactive key, including interactive
information retrieval
Character list
• Implicit attributes
Cluster analysis (PDF)
• Nearest neighbours
• Specimen data (MS-Excel)
Acknowledgements
• References
• Citation
• Contacts
Descriptions
The descriptions were generated from a DELTA database (Dallwitz 1980;
Dallwitz, Paine, and Zurcher 1993). The bold parts are diagnostic descriptions,
generated with the aid of Intkey (Dallwitz et al. 1993).
They distinguish each taxon in at least one respect from every other taxon.
Subg. Festuca L. (FE)
• Festuca arizonica Vasey
• Festuca baffinensis Polunin
• Festuca brachyphylla Schult. &
Schult. f. subsp. brachyphylla
• Festuca brachyphylla subsp.
coloradensis Frederiksen
• Festuca brevissima Jurtzev
• Festuca calligera (Piper) Rydb.
• Festuca dasyclada Hack. ex Beal
• Festuca earlei Rydb.
• Festuca edlundiae S. Aiken, Consaul
& Lefkovitch
• Festuca filiformis Pourr.
• Festuca frederikseniae E. B.
Alexeev
• Festuca hyperborea Holmen ex
Frederiksen
• Festuca idahoensis Elmer subsp.
idahoensis
• Festuca idahoensis subsp.
roemeri (Pavlick) S. Aiken
• Festuca lenensis Drobow
• Festuca minutiflora Rydb.
• Festuca occidentalis Hook.
• Festuca ovina L.
• Festuca rubra L. subsp. rubra
s.l.
• Festuca rubra subsp.
densiuscula Hack. ex Piper
• Festuca rubra subsp.
richardsonii (Hook.) Hultén
• Festuca saximontana Rydb. subsp.
saximontana
• Festuca saximontana subsp.
purpusiana (St.-Yves) Tzvelev
• Festuca trachyphylla (Hack.)
Krajina
• Festuca valesiaca Schleich. ex Gaud.
s.l.
• Festuca viridula Vasey
• Festuca viviparoidea Krajina ex
Pavlick s.l.
• Festuca washingtonica E. B.
Alexeev
Subg. Leucopoa (Griseb.) Hack. (LE)
• Festuca altaica Trin.
• Festuca californica Vasey
• Festuca campestris Rydb.
• Festuca hallii (Vasey) Piper
• Festuca kingii (S. Watson) Cassidy
• Festuca ligulata Swallen
• Festuca parishii (Piper) Hitchc.
• Festuca thurberi Vasey
Subg. Schedonorus (Beauv.) Peterm. (SC)
• Festuca arundinacea Schreb.
• Festuca gigantea (L.) Vill.
• Festuca pratensis Huds.
Subg. Subulatae Tzvelev, sect. Subulatae
Tzvelev (SS)
• Festuca elmeri Scribn. & Merr.
• Festuca sororia Piper
• Festuca subulata Trin.
• Festuca subuliflora Scribn.
Subg. Subulatae (Tzvelev) E. B. Alexeev, sect.
Obtusae E. B. Alexeev (SO)
• Festuca paradoxa Desv.
• Festuca subverticillata (Pers.) E. B.
Alexeev
• Festuca versuta Beal
Species of Festuca that have been excluded for various
reasons, such as limited data or uncertainties related to the correct name
• Festuca amethystina L.
• Festuca arvernensis Auquier,
Kerguélen, & Markgr.-Dann.
• Festuca auriculata Drobow s.s.
• Festuca brachyphylla subsp.
breviculmis Frederiksen
• Festuca brachyphylla subsp.
coloradensis Frederiksen s.s.
• Festuca brevifolia var.
utahensis St.-Yves
• Festuca canadensis E. B. Alexeev
• Festuca glauca Lam.
• Festuca groenlandica (Schol.)
Frederiksen
• Festuca hitchcockiana E. B.
Alexeev
• Festuca mariettana E. B. Alexeev
• Festuca michiganica E. B. Alexeev
• Festuca oregona Vasey
• Festuca prolifera (Piper) Fernald var.
prolifera
• Festuca prolifera var.
lasiolepis Fernald
• Festuca rigescens (Presl) Kunth
• Festuca rubra L. s.l.
• Festuca rubra L. s.l. (data as
synthesised)
• Festuca rubra subsp. arenicola
E. B. Alexeev
• Festuca rubra atlantic coastal
morph
• Festuca rubra approaching
aucta Krecz. and Bobr.
• Festuca Chewings
• Festuca rubra var. fallax
(Thuill.) B. Fourn.
• Festuca rubra subsp. glaucodea
Piper
• Festuca rubra subsp. multiflora
(Hoffman) Jirasek
• Festuca rubra var. trichophylla
Ducros ex Gaud.
• Festuca scabrella Torrey in Hook.
• Festuca vallicola Rydb.
• Festuca vaseyana Hack. ex Beal
• Festuca vivipara subsp.
vivipara (L.) Sm.
• Festuca vivipara subsp. glabra
Frederiksen
• Festuca vivipara subsp. hirsuta
(Schol.) Frederiksen
• Festuca viviparoidea (Krajina) ex
Pavlick subsp. viviparoidea
• Festuca viviparoidea subsp.
krajinae Pavlick
Two species of Lolium
• Lolium perenne L.
• Lolium temulentum L.
Cite this publication as:
‘Aiken, S.G., Dallwitz, M.J., McJannet, C.L. and Consaul, L.L.
1996 onwards. Festuca of North America:
descriptions, illustrations, identification, and information retrieval.
Version: 19th October 2005.
http://delta-intkey.com’.
Aiken, Dallwitz, McJannet, and Consaul (1997)
should also be cited (see References).