BRIZA. CATABROSA. 405 



4. S. procumbens (Beauv.) ; pan. ovate-lanceolate compact 

 distichous rigid, spikelets linear-lanceolate of about 4 fl., rachis 

 angular, lower pale obtuse with an apiculus formed by the tip of 

 the dorsal vein, root fibrous. Glyceria Sm., E. B. 532. P. 42. 

 St. procumbent (rarely when growing in water erect), rigid. L. 

 flat, with inflated sheaths. Pan. about 2 in. long, with very short 

 rigid branches spreading in 2 rows. Fl. large. Salt marshes. 

 A. VI. VII. 



** Glumes 1- (rarely 3-) veined. 



5. S. rigida (Link) ; pan. lanceolate rigid distichous, spike- 

 lets linear acute of 7 10 fl., lower pale obtuse with a mucro, 

 upper gl. reaching to the base of the third fl., root fibrous. 

 Glyceria Sm., E. B. 1371. P. 43. St. slender, wiry, erect. L. 

 nearly flat, acute. Pan. 1 2 in. long, nearly simple. Lower 

 pale indistinctly veined. Fl. small. Dry places. A, VI. 



6. S. loliacea (Woods) ; pan. racemose narrow rigid secund, 

 spikelets oblong of 8 12 fl., lower pale obtuse with amucro, upper 

 gl. reaching to the base of the fourth fl., root fibrous. Triticum 

 Sm., E. B. 221 . P. 43. St. stout, slightly curved, ascending. 

 L. flat, convolute when dry. Spikelets usually solitary, alter- 

 nate, all directed to one side ; footstalks very short and stout. 

 Lower pale with well-marked marginal veins. Sandy sea-coast. 

 A. VI. VII. 



38. BRIZA Linn. Quaking-grass. 



1. B. minor (L.); spikelets triangular of about 7 fl- } gl- ex- 

 ceeding the lowest fl., pan. diffuse, ligule long lanceolate acute. 

 E. E. 1316. P. 101. St. very slender, about 1 foot high. 

 Spikelets pale green. Lower pale roundish-cordate, cartilaginous, 

 very gibbous in the middle of the back. Dry and sandy fields 

 in the south-west. A. VII. 



2. B. media (L.) ; spikelets broadly ovate of about 5 fl., gl. 

 falling short of the lowest fl., pan. diffuse, ligule truncate very 



short. .E. B. 340. P. 30. St. slender, erect, 1 H foot high. 

 Panicle light and elegant, with slender branches. Spikelets 

 usually purplish. L. linear-acuminate. Lower pale roundish 

 oval, cartilaginous, not gibbous. Pastures. P. VI. 



39. CATABROSA Pal. de Beauv. 



1. C. aguatica (Presl) ; pan. long-pyramidal with half- whorls 

 of patent branches, lower pale 3-ribbed, 1. broad linear obtuse. 

 E. B. 1557- P. 20. Creeping. St. long, procumbent or 

 floating below. L. flat. Pan. -branches in alternate threes or 

 fives. Spikelets usually 2- (or 3 5-) flowered. Gl. very thin,^ 



