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PIPER ISTORTfl AMERICAN SPECIES OF FESTUCA. 27 



15c. Festuca ovina supina (Schiir) Hack. 



FesUfca supina Schur^ Enum. PI. TmnsH. 784. 1S66. '' Auf Felsen uiiJ Gorolle dor 

 Ilochalpen: Fogarayer-Arpaser-Kcrzesorer-Rodnaer Alpen, Gliminerschiefer; Kron- 

 stildter Alpeii: PuLsets, Konigytein, Kalk, IIiiiiyaderAlpen, Retyezat. GOOO^-7000^.'' 



Feduca ovina supina il'dck. Bot. Centralb. 8: 405. 1881. 



This pnhj^pecies ranges fnim (ireenland PouthAvard to the White Mountains, and 

 in the west occurs from P>ritij?h Columbia and Alberta aoutli in tlie Caseaderi and 

 Sierras to CalU'orniaj and in tl)e Rockies to Arizona, Ajtparently it does not occur 

 in Alaska. 



-p 



This phmt haw been generally confused by Ameri<'an l)otanists with F. orhm 

 braclifjjtlifjlla, from \vhi(*h it is often separable w ith difficulty. 



15d. Festuca ovina duriuscula (L. ) Koch. 



Fediica dunuscula L. Sp. PI. 1: 74. 175^1 '^Habitat in Europae pratis siccis." 

 Festuca ovhia duriuscula Koch, Svn. 812. 1857. 



Judging from herbarium material this subspecies is but sparingly introduced in 

 America, Mont specimens so named are F, rubra. 



15e. Festuca ovina capillata (Lam.) Hack, 



Festuca capillata Lam. FL Fr. 3: 597, 1778. Type locality, France. 

 Fesluca teiui if oli a ^ihth. FL Oxun. 44. 1794. Type locality, Oxford, England, 

 Festuca ovina capillata H'dck. Pot. Centralb. 8; 405. 188L 



This very distinct-a])pearing subspecies is introduced in many plac^es in the eastern 

 United States. 



15f. Festuca ovina pseudovina Hack. 



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Festuca ovina pseudorliut Hack. Bot. Centralb, 8: 405. 1881. llackePs name is 

 proposed for the Austrian grass mistaken for true F, ovina L, hy Host, Gram. Austr, 

 2: pL 80\ 



This subspecies occurs native in North America in the Rocky Mountains of Wyom- 

 ing, Colorado, and Utah, Specimens from Clarke, Indiana, collected by Umbacli, 

 are probably introduced, 



log. Festuca ovina brachypliylla (Schultes), 



Festuca brevifoUa R. Br. App. Parry's Voy. Suppl. 289, 1824. Type from Melville 

 Island. A duplicate in the Gray llerbariunK 



Festuca hrachyphylla Schultes, Mant. 3: 640. 1827. Proposes new name on account 

 of the older F. brevifoUa Muhl, 1817, 



Festuca oriva brevifoUa Hack. Bot. Centralb. 8: 406. 1881. 



This subspecies ranges in North America from the Arctic regions southward to 

 Labrador, and in the Kocky Mountains to Arizona, and recurs in the Sierras of Cali- 

 fornia; apparently absent in the Cascades, but present in the Blue Mountains of 

 Oregon, 



15h. Festuca ovina callig^era nom. nov. 



Festuca ametlujstina asperrima Hack.; Beal, Grasses N. Am. 2: 601. 1896, not F, 

 asperrima Link, Enum. 2: 270, 1822. Type in the National Herbarium, collected in 

 Aiizona by Rusby (no. 901). 



Plants densely tufted, pale green, 15 to 50 cm. high; stems covered at base by the 

 brown scarious persistent sheaths; leaf-blades filiform, longitudinally sulcate, :=cabrous, 

 5 to 15 cm. long, each bearing at its junction with the sheath a small callus on each 

 side; lemma awned; palea bidentate. 



12364— OG— 3 



