Grasses of the BCEP

Poaceae Achnatherum lemmonii Lemmon's Needlegrass YES G scattered in open grassy areas, inflorescence narrow, one floret per spikelet
Agrostis exarata Spiked Bentgrass YES G
Agrostis stolonifera Creeping Bent NO G found on gravel bar along Butte Creek
Aira caryophyllea Silver European Hairgrass NO G
Andropogon virginicus var. virginicus Broomsedge Bluestem NO G
Aristida ternipes var. gentilis  Hook Three-Awn YES G restoration planting, near water storage tanks. treated as Aristida ternipes var. hamulosa  in The Jepson Manual [Ed.1], misapplied
Avena barbata Slender Wild Oat NO G
Avena fatua Wild Oat NO G
Brachypodium distachyon False Brome NO G
Briza minor Lesser Quaking-Grass NO G
Bromus diandrus Ripgut Brome NO G
Bromus hordeaceus Soft Chess NO G
Bromus madritensis subsp. rubens Red Brome NO G
Bromus sterilis Poverty Brome NO G
Crypsis schoenoides Swamp Pricklegrass NO G
Cynosurus echinatus Hedgehog Dogtail NO G
Dactylis glomerata Orchardgrass NO G
Deschampsia elongata Slender Hairgrass YES G
Digitaria sanguinalis Hairy Crabgrass NO G wet to moist soils along Butte Creek
Echinochloa crus-galli Barnyard Grass NO G
Elymus glaucus subsp. glaucus Blue Wild-Rye YES G
Elymus glaucus subsp. jepsonii Jepson's Wild-Rye YES G collected off of dredge tailings in a recently opened oak/brush woodland, north-east portion of preserve. not usually collected below 2500'
Elymus multisetus Big Squirreltail YES G scattered along trail northwest of kiosk. restoration planting?
Festuca subulata Bearded Fescue YES G growing on gravel bar at edge of Butte Creek, western end of preserve
Gastridium ventricosum Nitgrass NO G
Holcus lanatus Common Velvetgrass NO G
Hordeum marinum subsp. gussoneanum Mediterranean Barley NO G growing in a shallow, vernally moist depression near the parking area
Hordeum murinum subsp. leporinum Hare Wall Barley NO G
Koeleria phleoides Bristly Koeler's-Grass NO G
Leersia oryzoides Rice Cutgrass YES G wet soils to shallow water
Lolium multiflorum Annual Ryegrass NO G growing on gravel bar at edge of Butte Creek
Melica californica California Melic YES G found growing on a steep slope adjacent to a trail leading to Butte Creek at the north-east end of the preserve
Melica harfordii Harford's Melic YES G several small clumps observed in riparian zone
Melica torreyana Torrey's Melic YES G
Muhlenbergia rigens Deergrass YES G occasional near water throughout preserve
Nassella pulchra Purple Needlegrass YES G restoration plantings
Panicum acuminatum var. acuminatum Western Panicgrass YES G
Panicum capillare Witchgrass Yes G
Panicum dichotomiflorum Smooth Witchgrass NO G late season grass growing on the gravel bars. native to eastern United States
Paspalum dilatatum Dallisgrass NO G
Phalaris paradoxa Paradox Canarygrass NO G disturbed soil near storage area
Piptatherum miliaceum Smilograss NO G
Poa annua Annual Bluegrass NO G
Poa bulbosa Bulbous Bluegrass NO G
Polypogon australis Southern Beardgrass NO G growing on gravel bar at edge of Butte Creek, eastern end of reserve. very uncommon
Polypogon maritimus Mediterranean Beardgrass NO G gravel bars along creek
Polypogon monspeliensis Annual Beardgrass NO G common on moist soil along Butte Creek
Setaria pumila Yellow Bristlegrass NO G
Setaria viridis Green Bristlegrass NO G collected off gravel bar
Sorghum halepense Johnsongrass NO G
Taeniatherum capput-medusae Medusa-Head NO G
Vulpia microstachys var. ciliata Fringed Fescue YES G
Vulpia microstachys var. pauciflora Few-Flowered Fescue YES G
Vulpia myuros var.myuros Rattail Fescue NO G the most common of the Vulpia