260 CLXXIJI. GRAMINEJE, (J. D. Hooker.) 



74. CALAIVIAGROSTIS Aclans. 



Stout or slender grasses. Leaves narrow. Spikelets in narrow or 

 effuse panicles, 1-fld., not jointed on the pedicels ; rachilla jointed at the 

 base, not produced beyond gl. III. Glumes 3, I and IT equal or unequal, 

 lanceolate, acumi ate, glabrous or scaberulous ; III shorter, hyaline, trun- 

 cate, crenate or cleft, glabrous or hairy, awned, paleate ; palea often minute, 

 rarely 0; callus bearded with long or short hairs. Species about 15? 

 natives of cold and temp, climates. 



See remarks under Agrostis (p. 253). See also Deyeuxia abnormis, which is 

 intermediate between that genus and Calamagrostis. 



* G-lume III glabrous. 



t Hairs of callus longer than gl. III. 



Glume III dorsally awned at the middle or lelotv it. 



1. C. epig ejos. Roth. Tent. Fl. Germ. i. 34 ; stem stout creeping 

 below, leaves glaucous scaberulous, ligule long acute, panicle dense, 

 branches scaberulous, spikelets -g f- in., gl. I and II subequal subulate- 

 lanceolate, III = i II tip 2-fid, awn dorsal at or near the middle, palea 

 = 2~f gl. Ill, hairs of callus as long as gls. I and II. Kunth Enum. PI. 

 i. 237, Suppl. 184 ; Host Gram. Austr. iv. 24, t. 42. Reiclib. Ic. Fl Germ. 

 t. 43 ; Ledeb. Fl. Boss. iv. 432 ; Boiss. FL Orient, v. 525 ; Duthie Grass. N. W. 

 Ind. 30. C. georgica & thyrsoides, G. Koch in Linnsea, xxi. (1848) 387, 

 388. C. glomerata, Sous, et Biikse in Mem. Soc. Nat. Mosc. xii. (1860) 

 229. C. lithuanica & vilneensis, Schult. Mant. iii. 602. C. lanceolata, 

 Stokes in With. Arr. Brit. PI. Ed. III. ii. 122. C. glauca & Huebneriana, 

 Reichb. FL Germ. Excurs. 27, Ic. FL Germ. t. 43. C. rigens, Fries Summ. 

 Veg. Scand. 240. Arundo epigejos, Linn. Sp. PL 81 ; Engl. Bot. t. 402 ; 

 FL Dan t. 2165 ; Knapp Gram. Britt. t. 97. 



KASHMIR, alt. 8-14,000 ft., Falconer, &c. DISTKIB. N. Asia. Europe. S. 

 Africa. 



Stem 2-4 ft., erect, usually stout. Leaves long, narrow, finely acuminate, 

 scaberulous, more or less glaucous ; ligule oblong, rather long, acute. Panicle 6-12 

 in. or more, oblong or lanceolate, much branclied, branches usually erect. Spikelets 

 shortly pedicelled, erect, green or light or dark purple ; gl. I and II subequnl or II 

 the longest, 1-nerved or II 3-uerved, keel and often margins scaberulous j III 

 glabrous, smooth or scaberulous, awn equalling its gl. 



2. C. decora, Hook. f. ; stems tall tufted very slender, leaves very 

 long flat, panicle loosely branched, spikelets \ in., gls. I and II sub- 

 equal lanceolate, scaberulous, III = f-f I truncate 4- cuspidate, awn 

 subbasal exserted, palea as long as the gl., callus hairs rather longer than 

 gl. III. 



KASHMIR; Astor Valley, alt. 9-10,000 ft., Duthie (n. 12,660). 



Stem 4-5 ft. or more. Leaves 12-18 by in., scaberulous, pale green ; sheath 

 smooth ; ligule large, oblong, rounded. Panicle 3-8 in., pale green, rachis slender 

 and fascicled branches scaberulous, branches baked below. Spikelets shortly pedi- 

 celled, suberect; gls. I and II hardly membranous, finely acuminate, keels scaberu- 

 lous, I 3-nerved ; III glabrous, except the callus; awn shortly rxserted. AntJiers 

 linear. 



