519 



K 2:6 Cur 1:148. B 2:153. Par 326. 

 B. TORRBYI Wood, Phil ac pr (1868) 

 172. B 2:153 as terrestris. 

 BRODTAEA VOLUBJLIS. 

 Baker J Linn sc 11:378. Par 238 t. B 

 2:156 as Stropholirion californicum. 

 GenuM IIROML'S Linnaeus. 



Dill ex L, syst, ed 1 (1735). 



Panicle open, with its slender rays at 

 length pendulous, sometimes dense or 

 racemed: spkt 5-many-fld, subterete or 

 laterally compressed: gm unequal, sh'er 

 than lowest floret, membranaceous, 

 acute, awnless; lower 1-5, upper 3-9- 

 nerved: lower palet rounded on back or 

 somewhat keeled, 5-9-nerved, awned or 

 bristle-pointed from a little below the 

 mostly 2-cleft tip: upper palet bifid, with 

 ciliate nerves: sta 3, rarely 2: scales en- 

 tire: ova hairy at tip: sty inserted just 

 below top and more or less lateral: stig 

 feathery: grain oblg or linear, grooved, 

 adherent to the palet. About 50 sp, 

 largely Eu. Bromegrass. 

 B. A&TISSIMUS Pursh, Fl 2:728. 

 B. BARBATOIDES Beal, Grass NA 2: 

 614. A 1:347 as Trinii. 

 Variety SUiCATTJS Beal, as above, 615. 

 A 1:347 as Trinii var. palidiflorus. 

 B. BREVIARITATUS Buckl, Phil ac pr 

 1862:98. B 2:321 as Ceratochloa brevi- 

 aristatus Hook (cites Thurber, bot 

 Wilkes exp 493; Wat, bot king 389). 

 Parry, Wyo 16. 



B. CANADENSIS Michx Fl 1:65. B 2: 

 32"0 as ciliatus L. 

 BROMUS CARINATUS H-A. 

 H & A, bot Beech 403. B 2:321 as Cer- 

 atochloa breviaristatus Hook. Ab 56. 

 Ha 55. 



Ann or bien; culm 5-8 dm hi; slightly 

 pubescent at nodes; sheaths retrosely 

 soft pilose; ligule 3-4 mm Ig; Ivs flat, 

 mostly nar, 1-2.5 dm Ig, 3-6 mm wide, 

 sparsely pilose on both sides; panicle 

 rather lax, 1-2.5 dm Ig, lower branches 

 3, spreading or droopm, spkt com- 

 pressed, 2.5-3 cm Ig, 5 mm broad, 5.9-fld; 

 empty gm lanceolat 3, ?.cute, glab to 

 slightly scabrous-pubescent, the first 3-5- 

 nerved, 7-9 mm Ig, second 5-7-nerved, 

 9-10 mm ig: fig gm puberulent or sh 

 pubescent, 7-nerved, 13-16 mm Ig, sh'ly 

 2-toothed at apex and tapering into an 

 awn 7-10 mm Ig; palea nearly equalling 

 its gm, ciliate-pectinate on the keels. 

 Var. CALIFORNICUS Shear. 



"Sheaths and blades nearly smooth; 

 fig gm merely scabrous, otherwise as 

 type." Ab 57. 



Bromus californicus Nutt in Phila. ac. 

 herb. 



Todos Santos bay, Baja California (Miss 

 P. E. Fish). Potrero valley and San 

 Diego, California. (Orcutt 511a). 

 Var. HOOKERIANUS Shear. 



Bromus hookerianus Thurb in Wilkes U. 

 S. Exp. Exped 17: 493 (1874). 



Ceratochloa grandiflora Hook Fl. Bor. 

 Am. 2: 253 (1840). 



Bromus virens Buckl Phila. ac. pr. 1862: 

 98 



Bromus niteng Nutt in Phila ac. herb. 



California, Washington, Idaho. 

 BROMUS CILIATUS L. 



L, sp pi 76. Da 19. B 2:320. Br 1:205, 



520 



Cruz. Ar (Tourney). NY. Minn. New- 

 foundland to Manitoba. 



B. DEPAUPERATUS J. Presl, Rel Haenk 

 1:263. B 2:320. Beal, Grass NA 2:613. 

 Parish, Z 5:110, not SD. 

 BROMUS ERECTU3 Huds. 

 Huds, Fl Angl, ed 1, 39. Eu, Asia. Ti- 

 juana, Baja (Or 511). 



B. HOOKERIANUS Thurber, Bot Wilkes 

 Exp 2:493. B 2:321 as Ceratochloa 

 grandiflora Hook. Da 19. Br 1:205, Cruz; 

 218, Rosa. 



BROMU3 HORDEACEU3 L. 

 L, sp pi 77. Ab 53. A 1:44 d. 



Bromus mollis L, Sp pi ed 2, 1:112 (1762). 



Serrafalcus mollis Parl Fl Ital 1:396 

 (1848). 

 BRGaSTTS INERMIS Leyss. 



Beardless (also called smooth, Hun- 

 garian, and awnless) brome grass. Eu; 

 widely naturalized in the western US, 

 where it is extensively cultivated. 

 B. MOLLIS L sp pi, ed 2, 112. Eu, Af, 

 Asia. A 1:44 as hordeaceus. Z 1:183. Da 

 19, Er 1:101, Monica (Hasse). 

 B. MADRITENSIS Cav ex Kunth, En 1: 

 419. maximus. 



B. MADRITENSIS L, Cent pi 1:5; Amoen 

 ac 4:265. Eu. Af, Ab 54. Z 1:183. 



An; cu 3-7 dm hi, smooth; sheaths 

 smooth or lower sparsely pubescent; li- 

 gule about 2 mm Ig; Ivs linear, puberu- 

 lent or nearly smooth, 5-15 cm Ig, 2-4 

 mm wide; panicle erect, 5-12 cm Ig, lower 

 branches 2-4, 1-3 cm Ig, unequal, spread- 

 ing in fl, slender; spkts 3-4 cm Ig, nearly 

 smooth or scabrous-puberulent, 7-11-fld; 

 empty gm lanceolate, acuminate, the first 

 1-nerved, 9-12 mm Ig, second 3-nerved, 

 13-16 mm Ig; flg gm linear-lanceolate, 15- 

 18 mm Ig, glab or scabrous; awn stout, 

 tapering, rough, somewhat curved, 1.6- 

 22 mm Ig; palea pectinate-ciliate on 

 keels, equaling insertion of awn. 

 B. MARGIN ATtTS Nees. Ab 56. Ha 55. 



Per; cu 6-12 dm hi, mostly puberu- 

 lent to pubescent; sheaths pilose-pub- 

 escent; ligule 3-3.5 mm Ig; Ivs rather 

 sparsely pilose-pubescent thruout and 

 scabrous, 1.5-2.5 dm Ig, 6-12 mm wide: 

 panicle erect, 1-2 dm Ig, its lower 

 branches 2-4, erect or spreading in fl, 

 unequal, lowest about 7 cm Ig and bear- 

 ing 2 spkts; spkts 2.5-4 cm Ig, 5-7 mm 

 wide, laterally compressed, 7-9-fld erect 

 or ascending; empty gm scabrous to sca- 

 brous pubescent, the first subacute, 3-5- 

 nerved, 7-9 mm Ig, second 5-7-nerved, 9- 

 11 mm Ig; flg gm coarsely pubescent, 

 acute, 11-14 mm Ig; mostly 7-nerved, 

 teeth very sh, subacute; awn 4-7 mm 

 Ig; palea ciliate- pectinate on keels, 

 equaling its gm or nearly so. 

 Variety LATIOR Shear, DA agros b 23: 

 55 (1900). Ha 55. 



Variety SEMINUDTTS Shear, DA, agros 

 b 23:55 (1900). Ha 55. 

 BROMUS MAXIMUS Desf. 

 Desf, Fl Atl 1:95 t 26. B 2:319. Z 1: ^ 

 183. Da 19. Bth, 111 Brit Fl f 1214. * 

 Reicheub, Ic Fl Germ t 142. Da 19, Er 

 1:110, Monica (Hasse). Guad. 



Cu 12-18' hi; Ivs about 3" wide, and > 

 with the sheaths dark g and more or 

 less hairy: panicle erect, 5-8' Ig, with 

 few erect and at length nodding 1-fld 



