li 



IV 



INTRODUCTION. 



L J 



Sect. VIII. Grasses with 5 Stamina, 2 St^ks, several Flowers in each Calyx-Flowers all 



m 7 # 



LOLIUM. 



JEGILOFS. 



nOTTBOELLIA. 



SESLERIA 





POA. 



bisexual, or the terminating Floret unisexual or barren. 



Rye-grass, or darnel. Generic character : calyx 1-valve, lateral, fixed, pressing a spiket of flowers 

 close to the rachis, or spike-stalk. Corolla 2 valves, spear-shaped, exterior valve near tbe 

 apex sometimes awned. Seed covered with the corolla husks, convex on one side, and fo, 



rowed on the other. 

 perenne migare, per. rye-grass. Perennial rye-grass, indig. June till August. E. Bot. 315. 



per. slender rye-grass; the spike is erect, very slender ; calyx containing 2 or 3 



var. tenue, 



florets. 



var. compositum, 

 var. ramosum. 



per. double-spiked rye-grass ; spike generally bent, spikets broad, crowded, 

 per. branched rye-grass ; spike with branches towards the top ; calyx 8 



or 



4 • 



var. mviparum, 



9-flowered. ./ 

 per. viviparous rye-grass. 



temukntim, ann. bearded annual rye-grass, indig. July. E. Bot. 1124. 



arvense, 

 var. majiis. 



ann. field annual rye-grass, indig. June and July. E. Bot. 1125. 

 ann. larger field rye-grass. See our specimen. 



GoatVface grass. . Generic character: calyx opposite, 2-valved, 3, 4-flowered, ventricose, hid, 

 truncated, furnished with various awns. Corolla 2-valved, exterior valve ovate, terminated by 

 a double or triple awn. .Seed oblong, convex on one side, and grooved on the other. 



ovata. 



ann 



. oval-spiked goat's-face grass ; nat. Germ. May. Host. t. 5. 



triuncialis, ann. long-spiked; nat. Germ. June. Host. t. 6. 

 caudata^ . ann. slender-spiked ; nat. Hungary. Linn. Spec. 1489. 

 squarrosa, ann. rough-spiked; nat. Levant. July. Linn. Spec. 1489. 

 Hard-grass. Generic character : calyx lateral, 1 or 2-valved, 1 or 2-flowered. Corolla 2-valved. 

 Seed oblong, covered by the sinuses of the joints of spike-stalk, which are closed by the 

 calyx, glumes, or husks. ; , 



h * 



incurvata, ann. sea hard-grass, indig. June. E. Bot. 760. 

 filiformis, per. slender; nat South of Europe. July. Willd. 464.' 



cylin drica. 



per. four-rowed; nat. South of Europe. August 



Willd. 464. 



mona7idra, ann. single hard-grass; nat. Germ. June. Willd. 315. Nardus arisfata. 

 Thomcea, ann. St. Thomas's ; nat Tranquebar. Trans. Linn. Soc. Nardus Thomm. 



Mrsuta, per. hairy; nat. Egypt August. Willd. 465. 



Moor-grass. Generic character: calyx 2-valved, 2 or 3-flowered, awned. Corolla 2-valved, 

 .awned, awns various. . Seed covered by the blossom. 

 elongata, . 



tenuifolia, . 

 ccEurlea, . , ■ 



per. long-spiked moor-graas ; nat. Germ. June. Host. t. 97. 

 per. small-leaved; nat. Germ. June. Flo. Ger. i. p. 272. 

 per. blue, indig. April and May. E. Bot. I6l3. Willd. et alii autor. Gjno- 

 sums cceruleus. 



+ 



per. slender ; nat. Germ. June. Plost. t. 100. 



ann. rough ; nat. Germ. June. Moris. Hist. s. 8, t. 5, fig. 1. 



tenella, 



echinata, 



r 



Meadow grass. Generic character : cal.x 2-valved, .any-flowerel' Corolla, 2-valved. 

 oval, though rather acute.. Awr.less. Seed covered by the corolla. 



Valves 



aquatica 



maritima, 



distanSf 



rigiday 



dura, 



pilosa. 



per. water meadow-grass, indig. July. E. Bot. 1315. 

 per. sea meadow-grass. E. Bot. 1140. Indig. July. 



ann. reflexed, indig. Summ 



er. E. Bot. 986. Ciirtis. Poa retroflem 



ann. hard meadow-grass. May ; indig. E. Bot. IS71'. 

 ann. harsh meadow-grass ; nat. Germ. June. 



. ann. hairy; nat. Germ. June. Host. t. 68. 



Eragrosf^s, ann. spreading ; nat. Italy. July. Host. t. 69 



Host t 73. 



