151 
Genus 15. Arra, 
A, cmsPITosa. Turfy Hair-grass. Fig. 1501, 
Panicle spreading. aleve as long as the glumes, hairy at the base. 
Awn short, from the bottom of the outer palea. Leaves flat. Pastures. 
1-3 ft. Perenn. July. Purple. (2) #.B.1.1453. 2. B. 2.104. 
H.§ Arn. 540. Bab. 397. Lind. 308. 
A. ALPINA. Smooth Alpine Hair-grass. Fig. 1502, 
Panicle rather close, smooth. Paleze nearly as long as the glumes, 
hairy at the base. Awn short, from the top of the outer palea. Moun- 
tains. 1 ft. Perenn. JuneandJuly. Green. (2) #. B.1. 2102. 
E. B. 2.105. H. §& Arn. 541. Bab. 397. Lind. 308. 
A. FLEXUOSA. Waved Hair-grass. Fig, 1503, 
Panicle spreading, 3-forked, the branches wavy. Paleze the length 
of the glumes, acute. Awn from the middle of the outer palea. Leaves 
bristle-shaped. Heaths. 1-2 ft. Perenn. July. Pinkish. (2) 
E.B.1.1519. E.B.2.106. H.§& Arn. 541. Bab.397, Lind. 308. 
A. CANESCENS. Grey Hair-grass. Fig. 1504, 
Panicle rather dense. Paleze shorter than the glumes. Awn club- 
shaped. Leaves bristle-shaped. Sandy fields near the sea. 1-2 ft. 
Perenn. July and Aug. Green; anthers purple. (3) EF. B. 1.1190. 
E.B.2.107. H.& Arn.54i. Bab. 397. Lind. 308. 
A. pr=cox. Larly Hair-grass. Fig. 1505. 
Panicle close, oblong, few-flowered. Awn long, from near the base 
of the palea. Dry ground, 1-4 in. Ann. June. Pale green, (2) 
E. B. 1, 1296. #.B. 2.108. HH. & Arn. 542, Bab.398. Lind. 308. 
A. CARYOPHYLLEA. Silver Hair-grass, Fig. 1506. 
Panicle rather spreading, its branches ternate. Paleze shorter than the 
glumes. Awn very long, from the middle of the palea. Leaves bristle- 
shaped. Hill-pastures. 6-9 in. Perenn. June. Silvery-grey. (2) 
E,B.1.812. #.B.2.109. HH. & Arn. 541. Bab. 398. Lind. 308. 
Genus 16. Metica. 
M. caruuea. Purple Melic-grass. Fig. 1507. 
Paleze acute, awnless. Panicle close, erect, compound. Stems rigid. 
Heaths. 6 in.-2 ft. Perenn. Aug. Purplish. (§) #. B.1.750. 
#,B.2.117. AH. §& Arn, 542. Bab. 400. Lind. 307. 
M. uniriora. Wood Melic-grass. Fig. 1508. 
Panicle close, drooping to one side, its branches very slender. Spike- 
lets 1-flowered. Shady woods. 1-2 ft. Perenn. May-July. Purple. 
(2) #. B.1.1058. #.B.2.115, H. §& Arn. 543. Bab. 400. Lind, 307. 
M. nutans. Mountain Melic-grass. Fig. 1509, 
Panicle close, leaning to one side. Spikelets 2-flowered. Mountain 
woods; rare. 1-2 feet. Perenn. May and June. Purple. (4) 
#.B.1.1059, #. B.2.116. Bab.400, Lind, 307. 
Genus 17. Houcvus. 
H. nanatus. Soft-grass. Fig. 1510. 
Glumes woolly, rather blunt. Root tufted. Leaves soft and woolly. 
Meadows; common. 1-12 ft. Perenn. June. Pinkish. (4) Lt. Hille 
1169. #,B.2.111. H. § Arn, 543. Bab. 396, Lind. 305. 
