1916] Fernald & Weatherby, — Puccinellia 13 



or less, becoming more or less involute: panicles 4-9 cm. long: lemmas 

 1.5—2 mm. long. — Glycerin distans, forma or var. tenuis Uechtritz in 

 Orepin, Notes PI. Rar. Belg. 229 (1865). Atropis distans, (5. tenuis 

 Rouy, Fl. France, xiv. 195 (1913). — Eurasia; naturalized in North 

 America. New Brunswick: ballast-wharf, St. John, June 27, 

 1904, Fernald. Massachusetts: dry banks of Lynnway, West 

 Lynn, June 18, 1913, F. T. Hubbard, no. otto. Ontario: Gait, 

 August 24, 1901, W. Herriot, herb. Geol. Surv. ("an. no. 26,161; along 

 the Canadian Pacific Railway, Owen Sound, September 2, 1901, 

 ./. Macoun, herb. Geol. Surv. Can. no. 20,228; marshes, Sandwich, 

 July 28, 1901, J. Macoun, Herb. Geol. Surv. Can. no. 20,219. Al- 

 berta: Calgary, August 7, 191"), M. 0. Malte. Idaho: roadsides, 

 Boise, August 18, 1911, June A. ('lark, no. 250, Nelson & Macbride, 

 no. 250. Washington: in alkali soil, Yakima City, July 10, 1897, 

 Piper, no. 2,590. 



6. P. coarctata, n. sp. Figs. 28-32. Caespitosa perennis 0.8-3 

 dm. alta glaucescens; eulmis glabris tenuibus; foliorum caulinorum 

 laminis planis 1-2 mm. latis 0.2-1 dm. longis; paniculis in anthesi coarc- 

 tatis 2-7 cm. longis deinde sublaxis ramis inferioribus 1-3 cm. longis 

 laxe adscendentibus, pedicellis paullo scabris; spiculis 3.5-5 mm. 

 longis laxe 3-4-floris; glumis ovatis, inferiore 0.5-1 mm. longa 1- 

 nervata, superiore lata 1.5-2 mm. longa 3-nervata supra hyalina cilio- 

 lata; lemmatibus ad basim sparse pilosis 2-2.5 mm. longis late ovatis 

 obtusis supra hyalinis ciliolatis obscure 4-5-nervatis ; palea 2 mm. longa 

 oblongo-lanceolata ad apicem latum subtruncata vel bidentata, 

 nervis sparse ciliatis; antheris 0.5-0.8 mm. longis; caryopsibus 1.4- 

 1.7 mm. longis. 



Caespitose perennial 0.8—3 dm. high, somewhat glaucous: culms 

 glabrous, slender: cauline leaves with flat blades 1-2 mm. wide, 0.2- 

 1 dm. long: panicles dense in anthesis, 2-7 cm. long, finally somewhat 

 lax; the lower branches 1-3 em. long, loosely ascending; pedicels 

 slightly scabrous: spikelets 3.5-5 mm. long, loosely 3-4-Howered : 

 1st glume 0.5-1 mm. long, 1-nerved, ovate; 2d 1.5-2 mm. long, 3- 

 nerved, broadly ovate, hyaline and ciliolate above: lemma sparsely 

 pilose at base, 2-2.5 mm. long, broadly ovate, obtuse, hyaline and 

 ciliolate above, obscurely 4-5-nerved: palea 2 mm. long, oblong-lan- 

 ceolate, subtruncate or bidentate at the broad apex, sparingly eiliate 

 on the nerves: anthers 0.5-0.8 mm. long: grain 1.4-1.7 mm. long. — 

 (.'oasts of Labrador, Newfoundland and eastern Quebec. Labrador: 

 Seal Island, August 12, 1892, Waghorne, herb. Geol. Surv. ('an. no. 

 13,161 ; waste places near salt water and rocks by sea, Battle Harbor, 

 August 6-13, 1911, C. 8. Williamson, no. 081 in herb. Phil. Acad. 

 Newfoundland: brackish shore of Dildo Run, Notre Dame Bay, 

 July 7, 1911, Fernald, Wiegand & Bartram, no. 4,655 (type in Gray 

 Herb.); Barred Islands, Notre Dame Bay, August 12, 1903, ./. D. 

 Somborger: Funk Island, August 1, 1908, //. 8. Forbes; crevices of 

 damp sea-cliff, Torbay, August 21-20, 1901, Howe & Lang, no. 1,370; 



