Muehlenbergia.] cLxxin. SRAMiNEJi. (J. D. Hooker.) 259 



acute or minutely. 2-to6th.M'awned, awn very slender hot twisted; palea 

 oblong, as long as the gl. or longer, 2-nerved, nerves almost meeting in 

 the tip ; oallus minute. LodicuUs 2, Very minute. AntJi^rs siort or lo;ig. 

 'Styles free, .Btig;mas short. Grain oylindric, free in the gl. and palea'.'— 

 Species abbut 60 chiefly temp. American; ^ 



The above character applies to the ludiati epecieajof > the AmericaU'Some have 

 only one empty gl., in others gl. Ill is awnlesa or 5-nerved. ' 



,1. M. sylvatica, ^Torr. & Qr. ex. Trim, in Mem. Acad. Petersb. 

 Ser. VI. vi. II. (1845) 292 {excl. syn. viridissima) ; panicle erect contracted 

 interrupted, branches very short flg. to the base, spikelets very shortly 

 pedicelled, gl. I and II t^-iV in. lanceolate acuminate. Ill about as' long, 

 awn i-^ in. 8teud. Syn. Gram. 179 ; A. Gray Man. JBot. N. U. St. ,612, 

 t. 8 ; DutMe Grass. N.W. Ind. 28. M. Dnthiffiana, Saclc. in Serb. Duthie. 

 Agrostis diffusa, Muehlb. Bescr. Gram. 64,. A. aylvatica, Torrey Fl. N. Am. 

 i. 87 {non lAnn.). 



Westeen Himalaya; from Kashmir to Kumaon, alt. 4-9000 ft., Royle, &c. — 

 DisiKiB. Japan, N. Am, 



Siem 1-3 ft., very slender, branched, decumbent and creeping below. Leaves 

 ^~5 hy -Yo-i iri., smooth or soaberulous ; ligule very short, lacerate. Panicle 4-6 in., 

 pale green or violet ; rachis and very short erect branches and pedicels scabrid. 

 Spikelets crowded, erect ; gls. I and II subequal, ]-3-uerved, keels scabrid ; III 

 minutely notched at the tip, hairs much shorter than the gl. ; palea about as long as 

 its gl. 



2. M. viridissima, Nees ex Steud. Syn. Oram. 178 ; panicle elon- 

 gate much fastigiately branched flexuous interrupted branches and pedicels 

 slender, gls. I and II ^o ' ^e ^°- equal or unequal. III twice as long 

 or longer, awn J-1 in. Buthie Grass. N. W. Ind. 28. M. Huegelii, Trin. 

 in Mem. Acad. Petersb. Ser. VI. vi. II. (1845) 293. M. genioulata, 

 Nees eas Steud. Syn. Gram. 178 ; Butlde I. c. — Podosaemum, Wall. Cat. 

 n. 3778. 



Tempeeate Himalaya, alt. 3-9000 ft., from Kashmir to Sikkim and the 

 Ehasia Hills. 



Habit of M. sylvatica, but usually a larger grass, with longer broader leaves and 

 a loose interrupted fieznous bright green panicle often a foot long. Spikelets shortly 

 pedicelicd ; gls. I and II very variable, both ovate-lanceolate l-nerved and shortly 

 awned with scabrid keels and awn, or I much smaller oblong or orbicular erose 

 and nerveless. 



3. M. hlmalayensiSi Sack, in Herb. Buthie n. 10,128; panicle 

 elongate much fastigiately branched interrupted, branches and pedi- 

 cels ^lender, gls. I and II ^-^ in. subequal lanceolate acuminate or 

 Bubaristate, III as long as I and II or rather longer, awn J-1 in. 



Westeen Himalaya, alt. 6-7000 ft., from Chamba to Simla, Thomson, 

 Madden, &a. 



Stem 12-18 in., very slender, deojimbent or ascending, branched. Leaves narrow, 

 .flaccid ; ligule oblong. Panicle 3-6 in., very narrow, slender, flexuous, flaccid, 

 branches distant. Spikelets bright green, glistening, larger than in sylvaUaa and 

 viridissima to which latter it is most nearly allied, differing in being more slender with 

 narrower leaves, in the laxer, fewer fid. panicle, in the larger spikelets, and in gl. Ill 

 not being much longer than I and II. 



s 2 



