

- . PI BLN Ailu.\ 200, l . S. DEPT. OF AGRICULTURE 



11 Bromus orcuttianus \ isey, Bot. i 

 10: 223. l s ^~> San Diego, Calif., 

 884. 



' is Mcrr., Phodora 4: 

 1 in. 1902 i rook County Oreg., 

 77 

 u< in [anus var. itallii Hitchc. in 

 .1 P ,m. II. Calif. 1: 175. 1912. San 

 into Mountains, Hall 2301. 

 16 Bromus pacificus Shear, U. S. Dept. 

 !).v. Agrost. Bui. 23: 38. 1900. 

 side, On x bner and Shear 1703. 

 : Imer, Bot. Gaz. 36: 

 I'm: Angeles, Wash.,, Elmer 

 1957. 

 1 Bromus polyanthus Scribn. in Shear, 

 U. S. Dept. Agr., Div. Agrost. Bui. 23: 

 Based on B. multiflorus 

 S ibn. 



midtifiorus Scribn., U. S. Dept. 

 > .. Agrost. Bui. 13: 46. 1898. 

 N B. multiflorus Weigel, 1772. Battle 

 Lake Wyo., A. Nelson 4021. 



polyanthus var. pa niculatus Shear, 

 U. S. Dept. \-i.. Div. Agrost. Bui. 23: 

 1900. West Mancos Canyon, Colo., 

 and Baker 333. 

 Bromus paniculatus Rydb., Fl. Rocky 

 Mount. 90. 1917. Based on B. poly- 

 anthus var. paniculatus Shear. 

 1 1 Hromus pumpellianus Scribn., Torrey 

 Bot. Club Bui. 15: 9. 1888. Belt 

 Mountains, Mont., Scribner 418. 



wus purgans var. purpurascens Hook., 

 I I. Bor. Amer. 2: 252. 1840. Bear Lake 

 to Arctic seacoast, Richardson. 

 Bromus ciliatus var. coloradensis Vasey, 

 Torrey Bot. Club Bui. 15: 10. 1888, 

 name only; Heal, Grasses N. Amer. 2: 

 619. L896. [Colo. Expl. 100th Merid. 



Bromus pumpellianus var. melicoides 

 Shear. U. S. Dept. Agr., Div. Agrost, 

 Bui. 23: 50. 1900. Beaver Creek Camp, 

 Colo.. Pammel in 1896. 



Forasaccus pumpellianus Lunell, Amer. 

 Midi. Nat. 4: 225. L915. Based on 

 Bromus pumpellianus Scribn. 



BROMl - II MPELLIANUS var. TWEEDYI 



- sribn.in Beal, Grasses N. Amer. 2: 622. 

 1896. Yellowstone Park, Tweedy 587. 

 20 Bromus purgans L., Sp. PI. 1: 76. 

 1753. ( 'anada, Kalm. 

 Br* Muhl. in Willd., Enura. 



PI. L20. ls()!i. Pennsylvania, Muhlen- 



oerialis Steud., Nom. Bot. ed. 

 2. 1: 229. 1840, as synonym of B. 



: ' I.. 



1 i '■. ex Steud., Nom. 

 ed. 2. 1: 229. 1840, as synonym 

 ol />'. purgan I . 



atus var. purgans A. Gray, 

 Man. 600. 1848. Based on B. purgans 



hookeri var. pubescens Fourn., 



Mex. PI. 2: 127. 1886. Based on B. 



pubescens Muhl. 

 Forasaccus purgans Lunell, Amer. Midi. 



Nat. 4: 225. 1915. Based on Bromus 



purgans L. 

 Bromus purgans forma laevivaginatus Wie« 



gand, Rhodora 24: 92. 1922. Ithaca, 



N.Y., Metcalf 5821. 

 Bromus ciliatus var. purgans subvar. 



laevivaginatus Farwell, Amer. Midi. 



Nat. 10: 204. 1927. Presumably based 



on B. purgans forma laevivaginatus 



Wiegand. 

 Zerna purgans Henr., Blumea 4: 498. 



1941. Based on Bromus purgans L. 

 Bromus purgans var. laeviglumis (Scribn.) 



Swallen, Biol. Soc. Wash. Proc. 54: 45. 



1941. Based on B. ciliatus var. laevi- 

 glumis Scribn. 

 Bromus ciliatus var. laeviglumis Scribn. in 



Shear, U. S. Dept. Agr., Div. Agrost. 



Bui. 23: 32. 1900. Gait, Ontario, 



Herriot in 1898. 

 Forasaccus ciliatus var. laeviglumis Lunell, 



Amer. Midi. Nat. 4: 225. 1915. Based 



on Bromus ciliatus var. laeviglumis 



Scribn. 

 Bromus purgans forma glabriflorus Wie- 

 gand, Rhodora 24: 92. 1922. Ithaca, 



N. Y., Metcalf 5813. 

 Bromus laeviglumis Hitchc, Biol. Soc. 



Wash. Proc. 41: 157. 1928. Based on 



B. ciliatus var. laeviglumis Scribn. 

 (32) Bromus racemosus L., Sp. PI. ed. 2. 1: 



114. 1762. Europe. 

 Bromus mollis var. leiostachys Hartm., 



Skand. Fl. Handb. ed. 2: 33. 1832. 



Sweden. 

 Serrafalcus racemosus Pari., Rar. PI. Sic. 2: 



14. 1840. Based on Bromus racemosus 



L. 

 Bromus arvensis var. racemosus Neilreich, 



Fl. Nieder-Oesterr. 81. 1859. Based on 



B. racemosus L. 

 Bromus squarrosus var. racemosus Regel, 



Act, Hort. Petrop. 7: 602. 1881. Based 



on B. racemosus L. 

 Forasaccus racemosus Bubani, Fl. Pyr. 4: 



387. 1901. Based on Bromus racemosus 



L. 

 Bromus mollis forma leiostachys Fernald, 



Rhodora 35: 316. 1933. Based on B. 



mollis var. leiostachys Hartm. 

 The specimens referred by Shear (IT. S. 

 Dept. Agr., Div. Agrost, Bui. 23: 20. 1900) 

 to B. hordeaceus var. glabrescens (Coss.) 

 Shear belong to B. racemosus. 

 Bromus ramosus Huds., Fl. Angl. 40. 1762. 



England. 

 Zerna ramosa Lindm., Svensk. Fanero- 



gamfl. 101. 1918. Based on Bromus 



ramosus Huds. 

 (37) Bromus rigidus Roth, Mag. Bot. 



Roem. and Ust. 10: 21. 1790. Europe. 

 Bromus villosus Forsk., Fl. Aegypt. Arab. 



23. 1775. Not B. villosus Scop., 1772. 



Egypt, 



