BRIZA. CATABROSA. 405 



4. S. proeumbens (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. Ji. 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 sim])le. 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 



tl. reaching to the base of the foiu-th fl., root fibrous. — Triticum 

 m., 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, hgule long lanceolate acute. 

 — E. B. 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 6 fl., gl. 

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



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

 Panicle Hght 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. aquatica (Presl); pan. long-pyramidal with half-whorls 

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



2<;. B. 1657. P. 20. — Creeping. St. long, procumbent or 



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

 fives. Spikelets usually 2- (or 3—6-) flowered. Gl. very thin. 



