PIPER FLORA OF THE STATE OF WASHINGTON, 139 



13. Festuca subuliflora Sciil)n. in Maooun, Cat. Can. PI. 2: 396. IS9(). 

 Festuca ambu/ua Vasey, Contr. Nat. Herb. 1: 277. 1893, not Le Gall. 1852. 

 Festuca denticulata Beal, Grasses N. Am. 2: 589. 1890. 



Type locality: Goldstreani, Vancouver Island. 

 Range: Washington to California in the coast region. 



Specimens examined: San Juan County, Henderson 2197; Seattle, Piper in 1889; 

 Olympia, Henderson 2179; Port Crescent, Lawrence 278. 

 Zonal distribution: Humid Transition. 



14. Festuca subulata Trin. in Bong. Mem. Acad. St. Petersh. VI. 2: 173. 1832. 

 Festuca jonesii Vasey, Contr. Nat. Herb. 1: 278. 1893. 



Type locality: Sitka. 



Range: Alaska to Utah and California. 



Specimens e.xamined: Olympic Mountains, Elmer 191G, 1918; Coupeville, Gardner 338; 

 Seattle, Piper 837, 957, 938; Smith, June, 1890; Nisqually Valley, Alhm 39; Piper 1981; 

 Harmony, G. Hofer, July 26, 1901; without locality, Sandhercj & Leiherg 504; Blue Moun- 

 tains, Piper, July 16, 1896; Lalce & Hull 81; Horner 506; Clarks Springs, Kreager 38; 

 Chelan County, Vasey 5. 



Zonal distribution: Humid Transition to lludsonian. 



PANICULARIA. 



Spikelets linear, 10 to 20 muL long. 



Flowering glumes scal^rid only on the nerves; spikelets 10 to 17 nun. 



long. . 1 . P. horealis. 



Flowering glumes scal)rid all ovci' the back; spikelets 16 to 20 mm. 



long 2. /-". Jl II (fans. 



Spikelets ovate or oblong, 2 to 8 nun. long. 



Flowering glume with 5 prominent nerves 3. /-*. puiiciflora. 



Flowering glume with 7 prominent nerves. 



Spikelets 3 to 4 mm. long . 4. P. ntrrafa. 



Spikelets 4 to 6 mm. long 5. P. amcricana. 



1. Panicularia borealis Nash, Bull. Torr. Club 24: 348. 1897. 

 Glyceria borealis Piper, Fl. Palouse Reg. 27. 1901. 



Type locality: Van Buren, Maine. 



Range: New York to California and northward. 



Specimens examined: Valley of Nisqually, Allen 441; Seattle, Piper 855; Ellcnsburg, 

 Whited,- June 29, 1897; North Palouse River, Vasey, July 1, 1900; Pullman, Piper 1748; 

 without locality, Sandberg & Leiberg 701 ; Vasey 57, 517. 



Zonal distribution: Transition. 



2. Panicularia fluitans (L.) Kuntze, Rev. Gen. PI. 2: 7X2. 1891. 

 Festuca fluitans L. Sp. PI. 1 : 75. 1753. 



Glyceria fluitans R. Br. Prod. Fl. Nov. IIoll. 1: 179. 181(J. 



Panicularia davyi Merrill, Rhodora 4: 145. 1902. 



Glyceria leptostachya Buckl. Proc. Acad. Phila. 1862: 95. 1862. 



Type locality: European. 



Range: British Columbia to Newfoundland, southward to New Jersey, Kentucky, and 

 California. 



Speclviens examined: Near Montesano, //eZ/f/' 3982; Quinault River, /,««/> 1400: \'an- 

 couver. Piper 4905. 



Zonal distribution: Humid Transition. 



The Heller and the Lamb specimens agree with the types Panicularia davyi and Glyceria 

 leptostachya, characterized by having the lemmas puberulent-scabrous and the glumes 

 small and thin. These characters seem to be too variable, however, to accept as specific. 



