Glyceria.] olxxiii. geaminej;. (J, D. Hopker.) 347 



slender. Leaves B-8hy J^-J in., flat, tips obtuse; sbeaths smooth, closed to, the 

 mouth ; ligale short, rounded or truncate, 2-auricled. Panicle very variable, 4-8 

 in. long; rachis slender; branches few-fld. Spikelets pale-green or purplish, 

 rarely more than 4-ad.; rachilla flexuous, glabrous; glumes glabrous, 1 and II 

 ovate or ovate-oblong, hyaline, obtuse or subacute, I = about ^ 11 ; flg. gls. char- 

 taqeous, ovate-oblong, tip rounded hyaline, nerves 7 very prominent ; palea rigid, 

 incurved, keels strong scaberulous. 4MtA«r« very small, linear-oblong. Graiii long, 

 slender. — Very near 0. fluitans, Br. , of which it may be a variety, but differs from 

 it in the much smaller and fewer-fld. spikelets. Some luxuriant specimens from 

 marshy woods in Sikkim have larger fci-lO-fld. spikelets nearly i in. long. 



Sect. II. Atbopis. Fl. gls. 5-nerved. Lodicules large, hyaline. 



2. G. distans, Wahlb. Fl. Upsal. 36 ; leaves linear flat or convolute 

 smooth, panicle erect pyramidal or contracted lower branches up to 2^ in. 

 at length deflexed, spikelets ^J in. 4i-6-fld., gls.' I and II very unequal 

 scarious obtuse, flg. gls. broadly ovate-oblong or cuneate tip rounded or 

 retuse and mncronulate creuate. Fl. Ban. t. 2222 ; Beichb. Jc. Fl. Oerm. 

 t. 79; Buthie Grass. N.W. Ind. 41. Poa distans, Linn. Mcmt. S2; Host 

 Gram. Austr. ii. t. 63 ; Fl. Dan. t. 251 ; Engl. Hot. t. 986 ; Knapp Gram. 

 Briit. t. 47. Atrofiis distans, Cfriseb. in Ledeh, Fl. Soss. iv. 388, m Goett. 

 Naehr. (18t^8) 76 ; Boiss: Fl. Orient, v. 615. !Festuca distans, Kunth Sevis. 

 Gram. i. 129, Etmm. PI. i. 393, Suppl. ii. 303. , , 



Western Tibet, alt. 10-16,000 ft., abundant, Thomson, &c. — Distbib. Europe, 

 N. Asia. 



Stems densely tufted with copious fibrous roots, 4-24 in. high, erect or ascending, 

 stout or slender, leafy upwards or at the base only. Leaves very various, flat and 

 J in. broad in large specimens, quite smooth; sheaths open for ^ of their length, 

 lower membranous shining ; ligule short, scarious. Panicle 3-ti in., rachis and 

 branches smooth, lower branches 2-5-nate. Spilcelets minute, green, more or less 

 shining, minutely scaberulous; gl. I oblong, 1-nervedj II almost twice as large, 

 usually 1-nerved ; flg. gls. very variable, base minutely hairy, margins and tip 

 broadly hyaline, nerves reaching ^-f from the base; keels of palea ciliate. 

 Lodicules oblong, toothed. Anthers -f^—^a in. 



Var. convoluta, Boiss. 1. c. ; stem taller very slender, leaves all convolute, panicle 

 long narrow, branches shorter erecr. G. convolutii, Fries Mant. iii. 176. ]<'estuca 

 convoluta, Kunth JRevis. Oram. i. 129 ; Enum. PI. 393. Atropis tenuiflora, Oriseb. 

 in Ledeb. Fl. tloss. iv. 389,™ Goett. Nachr. I.e. 76.-^Tibet common, N. Europe anil 

 Asia. — A diiferent-looking plant from G. distans in its Tibetan form, being much 

 more slender, with narrower more ovate flg. gls. ; but very variable, ^nd with 

 intermediates. 



3. G. Thomsonl, Siapf; leaves rigid asperulous above smootli be- 

 neath, lowest branches of panicle 2-3 in. spikelets up to J in. oblong 

 3-5-fld., gl. I iV ^'i- oblong-lanceolate subacute, II g m. elliptic-oblong 

 obtuse, flg. gl. J in. tip subacute and margins hyaline yellow. Poa 

 compressa, Griseb. in Goett. Nachr. (1868) 75. 



Western Tibet, Bupchu above Pugha, ale. 15,500 ft., Thomson. 



Tufted, inuovatioue erect. Stem nuher stouc, compressed, glabrous, sheathed 

 thronghout. Leaves up to 6 in., tapering to an acute or subobtuse point, upper 

 short, pale green, thick, rigid, nerves 7-9 strong ; sheaths more or less compressed, not 

 keeled, smooth, striate, loose above; ligule broadly ovate, obtuse, scarious. Panicle 

 ovate-oblong or contracted, erect or inclined ; rachis scaberulous or smooth below ; 

 branches geminate, filiform, sparingly divided at length spreading, naked to aboi^c 

 the middle; lateral pedicels short. Spilcelets pale green or variegated; rachilla 

 glabrous ; gl. I l-nerved, margin broadly hyaline ; II 3. nerved, tip and margins 



