2L62. CLxxiiT. GRAMiNEiE. (J. D. Hooker.) [CalamagrosHs, 



oblong densc-fld., spikelets usually dark purple, C. tartarica, Jacquem. mss. C. 

 laxa, var. robustior, Merh. Sf. d: T.— Commou in tbe drier districts especially m 

 Western Tibet. 



I 5. C. Stollzkai, Sook. /. ; stem short stout, leaves erect convolute, 

 panicle short oblong contracted dense, spikelets ^ in. shortly pedicelled^, 

 gl, I and II subequal lanceolate acuminate scaberulous, III about , 

 shorter than II tip truncate 4-aristulate, awn terminal exserted, palea as 

 long as its gl., hairs of callus rather longer than gl. Ill shorter than I and 



Westben Tibet; Zanskar, on tbe Pcnsi-la, alt, 12-15,000 ft,, ^ioZizfca. 



Stem 18-24 in., erect. Leaves 3-6 by i-i in., very scabrid above; sbeatiis 

 scaberulous; ligule oblong. Panicle^ in. ; branches short, erect or suberect, scabn . 

 8j>ilcelet3 erect, crowded, pale, shining; gl. I and II hyaline, sub 3-nerved; 11^ 

 glabrous, hairs of callus unequal in length ; awn about twice as long as the spikeie , 

 straight, shortly exserted. — I have seen only two specimens. 



6. C. debilis, Hooh. /. ; very slender, leaves short very narrow, 

 panicle narrow, branches few rather short laxly flowering and pedicels 

 capillary, spikelets ^ in. pale, gls. I and II unequal lanceolate acuminate 

 keels quite smooth, III about ^ shorter than II or less, tip truncate eros^ 

 awn dorsal in upper third of the gl. exserted, palea as long as its gi-i 

 hairs of callus = gl. I and II. 



SiKKiM Himalaya; Chola, alt. 11,000 ft., J.D.B. , . 



Stem 12-18 in., tufted, geniculate below. Leaves distant, 1-2 by tV-tt ' *' 

 flat, quite smooth, upper shorter spreading; sheath smooth; ligule °^'*^^' 

 Panicle 2-5 in., branches and branchlets smooth. Spikelets pale purplish bro » 

 long-pedicelled; gl. I and II 1 -nerved ; III glabrous, 5-nerved. Anthers ve^ 

 small. — I found this very delicate species only once and then late in the sea » 

 the very small anthers are peculiar. 



_ » 



tt Hairs of callus much shorter than gl. III. 



flat, 



7. C. tripilifera^ HooJc. f. ; very slender, leaves short narrow 

 panicle of few very long wide spreading 2-3-nate branches ^P^^'^rji 

 divided towards the ends, spikelets J in. long-pedicelled, gls. ^^^ ^^ 

 subequal lanceolate acuminate, III firm J shorter than I tip *^^^^^ i 

 with 2 short lateral awns and a median dorsal exserted awn, pale* 3 

 shorter than its gl., hairs of callus very unequal. 



SiKKTM Himalaya; in the drier interior, alt. 10-13,000 ft. J.D.H^yC^^'^ ' 

 King's Collector. ^^ l,Y 



iS^^m tufted, 8-18 in., erect, hardly thicker than pack-thread. L^^^'^^.T7^\{l 

 iVs ^"'j ^'s^ther flaccid, quite smooth ; sheaths smooth ; ligule oblong. Panici ^^ 

 few whorls of few quite smooth capillary branches 1-2 in. long each ^^'*^""^j^,es ; 

 glistening pale yellow on dull purplish spikelets on pedicels longer than ^^^"^^ ^M 

 gls. I and II 1-nerved, quite smooth, even the keels; III glabrous, rather stft^^ 

 4-nerved, tip with mucros between the lateral and middle awns, the **. g| 

 which is stiff and nearly twice as long as its gl. ; callus hairs nearly half as JO h 



Var. Cumminsii ; panicle contracted, branches much stouter appressea ^^^ 

 rachis, spikelets Vo-| in.— N.E. Sikkim, Cwwwms.— Perhaps a different species, ^ 

 the stems, about a span long, being curved in a semicircle, show that tn y 

 has grown under unfavourable conditions. 



