22 TRIANDRIA DIGYNTA. [CI. 3. 



Salt marshes. If. 7. Glauc. Florets elong. cylindr. 



5. G. procumbens, P. procumb. 8. 532. (Procumbent S.) Panicle 



lanceolate, unilateral, two-ranked, close, with rough stalks ; the 

 main one cylindrical. Florets about five, bluntish, five-ribbed. 

 Near the sea. . 7, 8. Glauc. pro sir. Roolfibr. Pan. rigid. 



6. G. rigida, P. rigida, 20. 1371. (Hard S.) Panicle lanceolate, 



unilateral, two-ranked, close, with smooth stalks ; the main one 

 bordered. Florets about seven, acute, scarcely ribbed. 

 Walls and sandy pi. . 6. Stems wiry, purple. Cal. acute. 



45. PoA. Meadow-grass. 



1. P. compressa, 6. 365. (Flat-stalked M.) Panicle unilateral, 



rather dense. Stem compressed. Root creeping. Spikelets 

 ovate-oblong. Florets connected by a web at the base. 

 Walls and dry past. If. . 7, 8. Stems nearly 1 /, erect above, com- 

 pressed. 



2. P. alp'ina, J 4. 1003. (Alpine M.) Panicle loosely spreading. 



Spikelets heart-shaped, four- or five-flowered. Florets rather 



sickle-shaped, hairy at the base, without a web. Lower stipulas 



very short ; upper oblong, acute. 

 Highl. of Scot. if. 7. Leaves spread, short. Spikel. of a shining 



purple, often vivip. 

 S. P. Idxa, P. flexuosa, 16, 1123. (Wavy M.) Panicle drooping, 



loosely spreading, zigzag. Spikelets ovate, three-flowered. 



Florets connected by a web. Stipulas all lanceolate. 

 Highl. of Scot. If . 7. Leaves erect. Spikel. glaucous, varieg. with 



purple, 



4. P. bulbosa, 15. 1071. (Bulbous M.) Panicle close, slightly zigzag. 



Spikelets four-flowered. Florets hairy at the keel, connected 



by a web. Leaves finely serrated. Stem bulbous at the base. 



Sandy shores. If . 5, 6. Bulbs crowded. Stem erect. Stip. obtuse. 



5. P. trividlis, 15. 1072. (Roughish M.) Panicle spreading. Spikelets 



three-flowered. Florets lanceolate, five-ribbed, connected by a 

 web. Stipula oblong. Root fibrous. 

 Mead, and past. If . 6 — 9. Stems and leaves roughish. 18 in., high, 



6. P. pratensis, 15. 1073. (Smooth-stalked M.) Panicle spreading, 



Spikelets four-flowered. Florets lanceolate, five-ribbed, con- 

 nected by a web. Stipula short and obtuse. Root creeping. 



A. P. subcserulea, 14. 1004. Of humble growth, glaucous. 



Mead, and past. If .5,6. Stern even. Leaves smooth, green, or glauc, 



7. P. annua, 16. 1141. (Annual M.) Panicle widely spreading. 



Spikelets ovate, five-flowered. Florets a little remote, five- 

 ribbed, without a web. Stems oblique, compressed. 

 Fields and mead. 0. 3 — 11. Leaves pale, wavy, flaccid. Stigm, 

 compound, large. 



8. P. glduca, 24. 1720. (Glaucous M.) Panicle spreading. Spikelets 



ovate. Florets from two to five, obscurely five-ribbed, bluntish ; 

 6*ilky at the keel and lateral ribs ; hairy at the base, without a 

 web. Stipulas of the lower leaves very short and blunt. 



