GRASS FAMILY 161 



In shallow water, central and northern California; eastward to Colorado, 

 New Brunswick and Connecticut. 



Locs. Mt. Shasta, Palmer 2614 in 1892; Warner Mt's., Griffiths 4- Hunter 452; Taboe, 

 Hitchcock 3102; Placer Co., Carpenter; Petaluma. Elmer 4652; Yosenrte Valley, Hitchcock 

 3237. 



Eefs. GLYCEBIA BOBEALIS Batchelder, Proe. Manchester Inst. Arts & Sci. 1: 74. 1900. 

 Panicularia borealis Nash, Bull. Torr. Club 24: 348. 1897. Glyceria fluitans [R. Br. misap- 

 plied by] Thurb. in Wats. Bot. Cal. 2: 307. 1880; the preceding and following species are also 

 probably included. 



3. G. leptostachya Buckl. Culms about 4 feet high ; sheaths smooth ; blades 

 minutely and sparsely scabrous above, about 2 lines wide; panicle long and 

 narrow ; spikelets % to ^4 inch long, about 1 line wide ; lemma oblong, trun- 

 cate, more or less purple-tinged, about 1% lines long, prominently 7-nerved, 

 distinctly scabrous on and between the nerves. 



In shallow water, Sonoma Co. ( Guerneville, Davy 6005; Sonoma, Heller 

 5606). Also in Oregon. 



Refs. GLYCERIA LEPTOSTACHYA Buckl. Proc. Acad. Phila. 1862: 95. 1862. Panicularia 

 davyi Merr. Rhodora 4: 145. 1902, type Davy 6005. 



4. G. pauciflora Presl. Culms 1 to 4 feet high, from a decumbent rooting 

 base, with creeping rhizomes; sheaths smooth or scabrous; blades scattered, 

 3 to 6 lines wide, scabrous; panicle pyramidal, nodding, 4 to 8 inches long, 

 open, the branches spreading, naked below, rather densely flowered toward the 

 ends; spikelets about 2 lines long, oblong, about 5-flowered; glumes short, 

 broad, obtuse, % and % line long; lemmas 1 line long, oblong, rounded and 

 somewhat erose at summit, prominently 5-nerved, very scabrous on the nerves 

 and somewhat so between. 



Swamps, shallow water and wet meadows; Kern Canon (Hitchcock 3421) 

 northward in the Sierra Nevada, and San Francisco (Davy 728) northward along 

 the coast to British Columbia; east to Montana and Colorado. 



Refs. GLYCERIA PAUCIFLORA Presl, Eel. Haenk. 1: 257. 1830; Thurb. in Wats. Bot. Cal. 

 2 : 308. 1880. Panicularia pauciflora Kuntze, Rev. Gen. PI. 2 : 783. 1891 ; Davy in Jepson, Fl. 

 W. Mid. Cal. 68. 1901. P. multifolia Elmer, Bot. Gaz. 36: 54. 1903. 



5. G. erecta Hitchc. n. sp. Culms slender, 1 to 2 feet high, erect from a de- 

 cumbent rooting base, with creeping rhizomes; sheaths smooth, numerous and 

 overlapping at base, the ligule broad and scarious, l 1 /^ to 2 lines long; blades 

 mostly basal, short and erect, flat, 2 to 3 lines wide, scabrous on both surfaces 

 or nearly smooth; panicle long-exserted. narrow, 2 to 3 inches long, the short 

 branches ascending; spikelets oblong, 2y 2 to 3 lines long, pale or purple- 

 tinged, 4 to 6-flowered ; glumes broad, obtuse, 1 -nerved, the first about %, the 

 second about 1 line long; lemmas about l 1 /^ lines long, smooth, distinctly but 

 not prominently 5-nerved, the apex scarious, erose-toothed ; palea about as 

 long as lemma. (Culmi tenues recti, ad basin decumbentes, e rhizomatibus 

 repentibus; vaginae numerosae deorsutn imbricatae; ligula 11/0-2 lin. longa; 

 laminae breves, rectae, planae, 2-3 lin. latae, scabrae; panicula angusta, 2-3 

 pol. longa. ramis brevibus, ascendentibus ; spiculae oblongae, 2%-S lin. longae, 

 4-6-florae; glumae latae, obtusae, 1-nerviae, prima % lin- altera 1 lin. longa; 

 lemmata circa 1% lin. longa, levigata. 5-nervia apice scariosa erosaque; palea 

 lemmate subaequilonga. ) 



Springy places in mountain meadows, Sierra Nevada to southern Oregon. 



Type: Hitchcock 3250% in the National Herbarium, Sunrise Creek, Yosemite National Park, 

 August 19, 1908. In California this species has been collected at: Summit Valley, Pringle 

 in 1882; Mt. Tallac, Hitchcock 3157; Yosemite Nat. Park, Hitchcock 3223, 3250%; Northfork, 



