| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| BRAL5 | Bromus altissimus Pursh | Bromus latiglumis | Poaceae
|
| BRANL2 | Bromus anomalus Rupr. ex Fourn. var. lanatipes (Shear) A.S. Hitchc. | Bromus lanatipes | Poaceae
|
| BRAN | Bromus anomalus Rupr. ex Fourn. | nodding brome | Poaceae
|
| BRAN13 | Bromus anomalus auct. non Rupr. ex Fourn. | Bromus porteri | Poaceae
|
| BRAR3 | Bromus arenarius Labill. | Australian brome | Poaceae
|
| BRAR4 | Bromus arizonicus (Shear) Stebbins | Arizona brome | Poaceae
|
| BRAR5 | Bromus arvensis L. | field brome | Poaceae
|
| BRAS | Bromus asper Murr. | Bromus ramosus | Poaceae
|
| BRBE2 | Bromus berterianus Colla | Chilean chess | Poaceae
|
| BRBI2 | Bromus biebersteinii Roemer & J.A. Schultes | meadow brome | Poaceae
|
| BRBR4 | Bromus breviaristatus Buckl. | Bromus marginatus | Poaceae
|
| BRBR81 | Bromus brevis Nees ex Steud. | Bromus catharticus | Poaceae
|
| BRBR7 | Bromus brizaeformis Fischer & C. Meyer | Bromus briziformis | Poaceae
|
| BRBR5 | Bromus briziformis Fisch. & C.A. Mey. | rattlesnake brome | Poaceae
|
| BRCA9 | Bromus canadensis Michx. | Bromus ciliatus var. ciliatus | Poaceae
|
| BRCAC2 | Bromus carinatus Hook. & Arn. var. californicus (Nutt. ex Buckl.) Shear | Bromus carinatus | Poaceae
|
| BRCAH | Bromus carinatus Hook. & Arn. var. hookerianus (Thurb.) Shear | Bromus carinatus | Poaceae
|
| BRCAL2 | Bromus carinatus Hook. & Arn. var. linearis Shear | Bromus marginatus | Poaceae
|
| BRCAM | Bromus carinatus Hook. & Arn. var. maritimus (Piper) C.L. Hitchc. | Bromus maritimus | Poaceae
|
| BRCA5 | Bromus carinatus Hook. & Arn. | California brome | Poaceae
|
| BRCA6 | Bromus catharticus Vahl | rescuegrass | Poaceae
|
| BRCIC3 | Bromus ciliatus L. var. ciliatus | fringed brome | Poaceae
|
| BRCIC | Bromus ciliatus L. var. coloradensis Vasey ex Beal | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|
| BRCIG | Bromus ciliatus L. var. genuinus Fern. | Bromus ciliatus var. ciliatus | Poaceae
|
| BRCII | Bromus ciliatus L. var. intonsus Fern. | Bromus ciliatus var. ciliatus | Poaceae
|
| BRCIL2 | Bromus ciliatus L. var. laeviglumis Scribn. ex Shear | Bromus pubescens | Poaceae
|
| BRCIR | Bromus ciliatus L. var. richardsonii (Link) Boivin | fringed brome | Poaceae
|
| BRCI2 | Bromus ciliatus L. | fringed brome | Poaceae
|
| BRCOA | Bromus commutatus Schrad. var. apricorum Simonkai | Bromus commutatus | Poaceae
|
| BRCO4 | Bromus commutatus Schrad. | meadow brome | Poaceae
|
| BRDE5 | Bromus dertonensis All. | Vulpia bromoides | Poaceae
|
| BRDIR | Bromus diandrus Roth ssp. rigidus (Roth) Lainz | Bromus rigidus | Poaceae
|
| BRDI3 | Bromus diandrus Roth | ripgut brome | Poaceae
|
| BRDI9 | Bromus distachyos L. | Brachypodium distachyon | Poaceae
|
| BRDU2 | Bromus dudleyi Fern. | Bromus ciliatus var. ciliatus | Poaceae
|
| BRER3 | Bromus erectus Huds. | erect brome | Poaceae
|
| BRFR2 | Bromus frondosus (Shear) Woot. & Standl. | weeping brome | Poaceae
|
| BRGI | Bromus giganteus L. | Lolium giganteum | Poaceae
|
| BRGR4 | Bromus grandis (Shear) A.S. Hitchc. | tall brome | Poaceae
|
| BRGR5 | Bromus grossus Desf. ex DC. | whiskered brome | Poaceae
|
| BRGU | Bromus gussonei Parl. | Bromus diandrus | Poaceae
|
| BRHA | Bromus haenkeanus (J. Presl) Kunth | Bromus catharticus | Poaceae
|
| BRHOD | Bromus hordeaceus L. ssp. divaricatus (Bonnier & Layens) Kergu�len | Bromus hordeaceus ssp. molliformis | Poaceae
|
| BRHOH | Bromus hordeaceus L. ssp. hordeaceus | soft brome | Poaceae
|
| BRHOM | Bromus hordeaceus L. ssp. molliformis (Lloyd) Maire & Weiller | soft brome | Poaceae
|
| BRHOP | Bromus hordeaceus L. ssp. pseudothominii P. Sm. | soft brome | Poaceae
|
| BRHOT | Bromus hordeaceus L. ssp. thominei (Hardham ex Nyman) Braun-Blanquet | soft brome | Poaceae
|
| BRHO2 | Bromus hordeaceus L. | soft brome | Poaceae
|
| BRIND | Bromus inermis Leyss. ssp. inermis var. divaricatus Rohlena | smooth brome | Poaceae
|
| BRINI2 | Bromus inermis Leyss. ssp. inermis var. inermis | smooth brome | Poaceae
|
| BRINI | Bromus inermis Leyss. ssp. inermis | smooth brome | Poaceae
|
| BRINA | Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon var. arcticus (Shear ex Scribn. & Merr.) Wagnon | Pumpelly's brome | Poaceae
|
| BRINP5 | Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon var. pumpellianus (Scribn.) C.L. Hitchc. | Pumpelly's brome | Poaceae
|
| BRINP | Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon | Pumpelly's brome | Poaceae
|
| BRINA2 | Bromus inermis Leyss. var. aristatus Schur ex Scribn. & Merr. | Bromus inermis ssp. pumpellianus var. arcticus | Poaceae
|
| BRINP6 | Bromus inermis Leyss. var. purpurascens (Hook.) Wagnon | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|
| BRINT2 | Bromus inermis Leyss. var. tweedyi (Scribn. ex Beal) C.L. Hitchc. | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|
| BRIN2 | Bromus inermis Leyss. | smooth brome | Poaceae
|
| BRJAP | Bromus japonicus Thunb. ex Murr. var. porrectus Hack. | Bromus japonicus | Poaceae
|
| BRJA | Bromus japonicus Thunb. ex Murr. | Japanese brome | Poaceae
|
| BRKA2 | Bromus kalmii Gray | arctic brome | Poaceae
|
| BRLA19 | Bromus laciniatus Beal | Bromus carinatus | Poaceae
|
| BRLA3 | Bromus laevipes Shear | Chinook brome | Poaceae
|
| BRLA6 | Bromus lanatipes (Shear) Rydb. | woolly brome | Poaceae
|
| BRLA7 | Bromus lanceolatus Roth | Mediterranean brome | Poaceae
|
| BRLA4 | Bromus latiglumis (Shear) A.S. Hitchc. | earlyleaf brome | Poaceae
|
| BRLE5 | Bromus lepidus Holmb. | slender soft brome | Poaceae
|
| BRLU3 | Bromus luzonensis J. Presl | hoary brome | Poaceae
|
| BRMA2 | Bromus macrostachys Desf. | Bromus lanceolatus | Poaceae
|
| BRMAR | Bromus madritensis L. ssp. rubens (L.) Husnot | Bromus rubens | Poaceae
|
| BRMA3 | Bromus madritensis L. | compact brome | Poaceae
|
| BRMA8 | Bromus mango Desv. | mango brome | Poaceae
|
| BRMAB | Bromus marginatus Nees ex Steud. var. breviaristatus (Buckl.) Beetle | Bromus marginatus | Poaceae
|
| BRMAL | Bromus marginatus Nees ex Steud. var. latior Shear | Bromus marginatus | Poaceae
|
| BRMAS | Bromus marginatus Nees ex Steud. var. seminudus Shear | Bromus marginatus | Poaceae
|
| BRMA4 | Bromus marginatus Nees ex Steud. | mountain brome | Poaceae
|
| BRMA5 | Bromus maritimus (Piper) A.S. Hitchc. | seaside brome | Poaceae
|
| BRMA6 | Bromus maximus Desf., non Gilib. | Bromus rigidus | Poaceae
|
| BRMO | Bromus molliformis Lloyd | Bromus hordeaceus ssp. molliformis | Poaceae
|
| BRMOL | Bromus mollis L. var. leiostachys Hartman | Bromus hordeaceus ssp. pseudothominii | Poaceae
|
| BRMO2 | Bromus mollis auct. non L. | Bromus hordeaceus ssp. hordeaceus | Poaceae
|
| BRMU4 | Bromus mucroglumis Wagnon | sharpglume brome | Poaceae
|
| BRNO | Bromus nottowayanus Fern. | Nottoway Valley brome | Poaceae
|
| BRORH | Bromus orcuttianus Vasey var. hallii A.S. Hitchc. | Bromus orcuttianus | Poaceae
|
| BROR2 | Bromus orcuttianus Vasey | Orcutt's brome | Poaceae
|
| BRPA3 | Bromus pacificus Shear | Pacific brome | Poaceae
|
| BRPA8 | Bromus paniculatus (Shear) Rydb. | Bromus polyanthus var. paniculatus | Poaceae
|
| BRPA10 | Bromus patulus Mert. & Koch | Bromus japonicus | Poaceae
|
| BRPOP | Bromus polyanthus Scribn. var. paniculatus Shear | Great Basin brome | Poaceae
|
| BRPOP2 | Bromus polyanthus Scribn. var. polyanthus | Great Basin brome | Poaceae
|
| BRPO | Bromus polyanthus Scribn. | Great Basin brome | Poaceae
|
| BRPOL2 | Bromus porteri (Coult.) Nash var. lanatipes Shear | Bromus lanatipes | Poaceae
|
| BRPO2 | Bromus porteri (Coult.) Nash | Porter brome | Poaceae
|
| BRPS | Bromus pseudolaevipes Wagnon | coast range brome | Poaceae
|
| BRPUL3 | Bromus pubescens Muhl. ex Willd. var. laeviglumis (Scribn. ex Shear) Swallen | Bromus pubescens | Poaceae
|
| BRPU6 | Bromus pubescens Muhl. ex Willd. | hairy woodland brome | Poaceae
|
| BRPUD | Bromus pumpellianus Scribn. ssp. dicksonii Mitchell & Wilton | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|
| BRPUA2 | Bromus pumpellianus Scribn. var. arcticus (Shear ex Scribn. & Merr.) Porsild | Bromus inermis ssp. pumpellianus var. arcticus | Poaceae
|
| BRPUT | Bromus pumpellianus Scribn. var. tweedyi Scribn. ex Beal | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|
| BRPUV | Bromus pumpellianus Scribn. var. villosissimus Hult�n | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|
| BRPU3 | Bromus pumpellianus Scribn. | Bromus inermis ssp. pumpellianus var. pumpellianus | Poaceae
|