Agrostis gigantea
Family: Poaceae (GRASS).
Other common names: giant bentgrass, creeping bentgras.
Generic common name: BENT GRASS.
Upper Zuma Canyon: riparian woodland, Aug 2010.
Characteristics: Non-Native.
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Redtop *
Agrostis gigantea Family: Poaceae (GRASS). Other common names: giant bentgrass, creeping bentgras. Generic common name: BENT GRASS. Upper Zuma Canyon: riparian woodland, Aug 2010. Characteristics: Non-Native. |
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European Beachgrass *
Ammophila arenaria ssp. arenaria Family: Poaceae (GRASS). Generic common name: BEACHGRASS. Sandy beaches, Aug 2009. Characteristics: Non-Native. |
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Six-week Three-awn
Aristida adscensionis Family: Poaceae (GRASS). Generic common name: THREE-AWN. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Native. |
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Giant Reed *
Arundo donax Family: Poaceae (GRASS). Other common names: giant cane. Generic common name: GIANT REED. Point Mugu State Park: maintenance area near PCH, July 2009. Characteristics: Non-Native. Note: Invasive exotic. |
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Slender Wild Oats *
Avena barbata Family: Poaceae (GRASS). Generic common name: OATS. Circle X Ranch: Yerba Buena Road shoulder, disturbed shoulder margin, March 2010. Characteristics: Non-Native. |
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Wild Oats *
Avena fatua Family: Poaceae (GRASS). Generic common name: OATS. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Non-Native. |
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Cultivated Oat *
Avena sativa Family: Poaceae (GRASS). Other common names: common oats. Generic common name: OATS. Circle X Ranch: disturbed grassy field near park buildings, April 2011. Characteristics: Non-Native. |
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Cane Bluestem
Bothriochloa barbinodis Family: Poaceae (GRASS). Generic common name: BLUESTEM. Point Mugu State Park: Chumash Trail, coastal sage scrub, Feb 2011. Characteristics: Native. |
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Purple Falsebrome *
Brachypodium distachyon Family: Poaceae (GRASS). Generic common name: FALSE BROME. May 2010. Characteristics: Non-Native. Note: Invasive exotic. |
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Annual Quaking Grass *
Briza minor Family: Poaceae (GRASS). Other common names: lesser quakinggrass, little rattlesnake grass, little quakinggrass. Generic common name: QUAKING GRASS. July 2011. Characteristics: Non-Native. |
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California Brome
Bromus carinatus var. carinatus Family: Poaceae (GRASS). Other common names: mountain brome. Generic common name: BROME. Open Space near Ladyface Mountain: oak savanna, May 2011. Characteristics: Native. |
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Rescue Grass *
Bromus catharticus var. catharticus Family: Poaceae (GRASS). Generic common name: BROME. Rocky Oaks: disturbed area near parking lot, March 2011. Characteristics: Non-Native. |
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Ripgut Grass *
Bromus diandrus Family: Poaceae (GRASS). Other common names: ripgut grass, bromegrass, great brome. Generic common name: BROME. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Non-Native. |
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Soft Brome *
Bromus hordeaceus Other scientific names: Bromus mollis. Family: Poaceae (GRASS). Other common names: soft chess. Generic common name: BROME. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Non-Native. |
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Foxtail Chess *
Bromus madritensis ssp. madritensis Other scientific names: Bromus madritensis. Family: Poaceae (GRASS). Generic common name: BROME. Lake Eleanor Open Space: grassland, April 2010. Characteristics: Non-Native. |
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Red Brome *
Bromus madritensis ssp. rubens Other scientific names: Bromus rubens. Family: Poaceae (GRASS). Other common names: compact brome, Madrid brome, foxtail chess, foxtail brome, Spanish brome. Generic common name: BROME. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Non-Native. Note: Invasive exotic. |
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Woodland Brome *
Bromus pseudolaevipes Family: Poaceae (GRASS). Other common names: coast range brome, southern chinook brome. Generic common name: BROME. Latigo Canyon Road margin near Newton Canyon, oak woodland, June 2011. Characteristics: Non-Native. |
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Cheat Grass *
Bromus tectorum Family: Poaceae (GRASS). Other common names: downy brome. Generic common name: BROME. Paramount Ranch, March 2009. Characteristics: Non-Native. Note: Invasive exotic. |
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Feather Finger Grass *
Chloris virgata Family: Poaceae (GRASS). Other common names: feather windmill-grass. Generic common name: WINDMILL GRASS. Sept 2009. Characteristics: Non-Native. |
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Uruguayan Pampas Grass *
Cortaderia selloana Family: Poaceae (GRASS). Other common names: pampas grass. Generic common name: PAMPAS GRASS. PCH road margin: coastal sage scrub, Sept 2009. Characteristics: Non-Native. Note: Invasive exotic. |
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Swamp Prickle Grass *
Crypsis schoenoides Family: Poaceae (GRASS). Generic common name: PRICKLE GRASS. Peter Strauss Ranch: dried algae-mat in creekbed, Sept 2010. Characteristics: Non-Native. |
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Bermuda Grass *
Cynodon dactylon Family: Poaceae (GRASS). Generic common name: BERMUDA GRASS, DOG'S-TOOTH GRASS . Peter Strauss Ranch: intermittently flooded gravel bed near creek, June 2011. Characteristics: Non-Native. |
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Orchard Grass *
Dactylis glomerata Family: Poaceae (GRASS). Generic common name: ORCHARD GRASS. Malibu Creek State Park: Backbone Trail, riparian woodland, April 2011. Characteristics: Non-Native. |
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Durban Crowfoot *
Dactyloctenium aegyptium Family: Poaceae (GRASS). Other common names: crowfoot grass, Egyptian grass. Generic common name: CROWFOOT GRASS. Spring 2011. Characteristics: Non-Native. |
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Southern Crab grass *
Digitaria ciliaris var. ciliaris Family: Poaceae (GRASS). Generic common name: CRABGRASS. Mulholland Highway shoulder: disturbed road margin, Sept 2009. Characteristics: Non-Native. |
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Smooth Crab grass *
Digitaria ischaemum Family: Poaceae (GRASS). Generic common name: CRABGRASS. Mulholland Highway shoulder: disturbed road margin, Sept 2009. Characteristics: Non-Native. |
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Shoregrass
Distichlis littoralis TJM1: Monanthochloe littoralis. Family: Poaceae (GRASS). Generic common name: SALTGRASS. Point Mugu Lagoon: tidal salt marsh, May 2008. Characteristics: Native. |
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Salt Grass
Distichlis spicata Family: Poaceae (GRASS). Generic common name: SALTGRASS. Malibu Lagoon State Beach: salt marsh, Sept 2008. Characteristics: Native. |
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Barnyard Grass *
Echinochloa crus-galli Family: Poaceae (GRASS). Other common names: watergrass. Generic common name: COCKSPUR GRASS. Ventura County disturbed roadsides and agricultural areas, Aug 2009. Characteristics: Non-Native. |
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Panic Veldtgrass *
Ehrharta erecta Family: Poaceae (GRASS). Other common names: upright veldt grass. Generic common name: VELDTGRASS. Topanga State Park: Rustic Canyon Trail, oak woodland, Sept 2009. Characteristics: Non-Native. |
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Medusahead *
Elymus caput-medusae TJM1: Taeniatherum caput-medusae. Family: Poaceae (GRASS). Generic common name: WILD RYE, WHEAT GRASS, SQUIRRELTAIL. Circle X Ranch: Mishe Mokwa Trail trailhead, disturbed thin soiled grassland, May 2010. Characteristics: Non-Native. Note: Invasive exotic, NOXIOUS WEED. |
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Giant Wild Rye
Elymus condensatus TJM1: Leymus condensatus. Family: Poaceae (GRASS). Other common names: giant rye, giant ryegrass. Generic common name: WILD RYE, WHEAT GRASS, SQUIRRELTAIL. Cheeseboro/Palo Comado Canyons: burned chaparral, May 2006. Characteristics: Native. |
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Blue Wildrye
Elymus glaucus ssp. glaucus Family: Poaceae (GRASS). Generic common name: WILD RYE, WHEAT GRASS, SQUIRRELTAIL. Malibu Creek State Park: riparian woodland east of Malibu Canyon Road, June 2009. Characteristics: Native. |
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Beardless Wild Rye
Elymus triticoides ssp. triticoides TJM1: Leymus triticoides. Family: Poaceae (GRASS). Other common names: creeping wild rye, valley wild rye. Generic common name: WILD RYE, WHEAT GRASS, SQUIRRELTAIL. Gillette Ranch: Native Plant Garden, Aug 2009. Characteristics: Native. |
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Mediterranean Lovegrass *
Eragrostis barrelieri Family: Poaceae (GRASS). Generic common name: LOVEGRASS. Santa Rosa Valley: disturbed agricultural areas, Sept 2010. Characteristics: Non-Native. |
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Tall Fescue *
Festuca arundinacea FNA: Schedonorus arundinaceus. Other scientific names: Lolium arundinaceum. Family: Poaceae (GRASS). Generic common name: FESCUE, RYE GRASS. Paramount Ranch: low areas near the creek, June 2011. Characteristics: Non-Native. |
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Elmer Fescue
Festuca elmeri Family: Poaceae (GRASS). Other common names: coast fescue. Generic common name: FESCUE, RYE GRASS. May 2011. Characteristics: Native. Day Canyon: disturbed grassland, May 2011. |
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Rat-tail Fescue *
Festuca myuros TJM1: Vulpia myuros. Family: Poaceae (GRASS). Other common names: foxtail fescue, rattail sixweeks grass. Generic common name: FESCUE, RYE GRASS. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Non-Native. |
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Perennial Ryegrass *
Festuca perennis TJM1: Lolium perenne. Other scientific names: Lolium multiflorum. Family: Poaceae (GRASS). Other common names: Italian ryegrass, annual ryegrass. Generic common name: FESCUE, RYE GRASS. Rocky Oaks: miscellaneous trails, disturbed grassland, June 2010. Characteristics: Non-Native. The combination of the previously separated annual and perennial species into this one species is discussed in the UCLA description. |
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Nit Grass *
Gastridium phleoides TJM1: Gastridium ventricosum. Family: Poaceae (GRASS). Generic common name: NIT GRASS. Circle X Ranch: Triunfo section of the Backbone Trail, chaparral, May 2011. Characteristics: Non-Native. |
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Dwarf Barley
Hordeum depressum Family: Poaceae (GRASS). Other common names: low barley, alkali barley. Generic common name: BARLEY. Cheeseboro/Palo Comado Canyons: disturbed grassland, April 2008. Characteristics: Native. |
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Smooth Barley *
Hordeum murinum ssp. glaucum Family: Poaceae (GRASS). Other common names: foxtail. Generic common name: BARLEY. Jan 2010. Characteristics: Non-Native. |
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Barley *
Hordeum vulgare TJM1: Not Listed. Family: Poaceae (GRASS). Other common names: common barley, cultivated barley. Generic common name: BARLEY. Feb 2010. Characteristics: Non-Native. |
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Prairie Junegrass
Koeleria macrantha Family: Poaceae (GRASS). Generic common name: JUNE GRASS. Open Space near Ladyface Mountain: oak/grassland interface. Characteristics: Native. |
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Goldentop *
Lamarckia aurea Family: Poaceae (GRASS). Generic common name: GOLDENTOP. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Non-Native. ligule. |
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Bearded Sprangletop
Leptochloa fusca ssp. fascicularis TJM1: Leptochloa fascicularis. Family: Poaceae (GRASS). Generic common name: SPRANGLETOP. Calleguas Creek: sandbar near CSUCI, Aug 2010. Characteristics: Native. |
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Mexican Sprangletop
Leptochloa fusca ssp. uninervia TJM1: Leptochloa uninervia. Family: Poaceae (GRASS). Generic common name: SPRANGLETOP. Calleguas Creek: sandbar near CSUCI, Aug 2010. Characteristics: Native. |
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California Melic
Melica californica Family: Poaceae (GRASS). Generic common name: ONION GRASS, MELIC. Disturbed grassy field near Cornell Corners, 2010. Characteristics: Native. |
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Little California Melica
Melica imperfecta Family: Poaceae (GRASS). Generic common name: ONION GRASS, MELIC. Circle X Ranch: Grotto Trail: chaparral, March 2011. Characteristics: Native. |
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Scratch Grass
Muhlenbergia asperifolia Family: Poaceae (GRASS). Other common names: alkali muhly. Generic common name: MUHLY. Malibu Creek streamside: riparian woodland, near Rindge dam, Oct 2009. Characteristics: Native. |
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Littleseed Muhly
Muhlenbergia microsperma Family: Poaceae (GRASS). Other common names: annual muhly. Generic common name: MUHLY. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Native. |
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Deergrass
Muhlenbergia rigens Family: Poaceae (GRASS). Generic common name: MUHLY. Rocky Oaks: Pond Trail, oak savannah, Sept 2011. Characteristics: Native. |
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Dallis Grass *
Paspalum dilatatum Family: Poaceae (GRASS). Generic common name: CROWNGRASS. Point Mugu State Park: Wood Canyon Fire Road, riparian woodland, Sept 2007. Characteristics: Non-Native. |
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Seashore Paspalum *
Paspalum vaginatum Family: Poaceae (GRASS). Generic common name: CROWNGRASS. Malibu Lagoon State Beach: tidal salt marsh, dec 2010. Characteristics: Non-Native. Note: Invasive exotic. |
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Kikuyu Grass *
Pennisetum clandestinum Family: Poaceae (GRASS). Generic common name: FOUNTAINGRASS. Cultivated residential lawn turf occasionally escaped where moisture adequate, Aug 2009. Characteristics: Non-Native. |
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Fountain Grass *
Pennisetum setaceum Family: Poaceae (GRASS). Other common names: crimson fountaingrass. Generic common name: FOUNTAINGRASS. Point Mugu State Park: PCH disturbed road margin and bluffs, May 2006. Characteristics: Non-Native. Note: Invasive exotic. |
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Feathertop *
Pennisetum villosum Family: Poaceae (GRASS). Generic common name: FOUNTAINGRASS. Pacific Coast Highway near Mugu State Park: disturbed road margin, July 2011. Characteristics: Non-Native. |
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Harding Grass *
Phalaris aquatica Family: Poaceae (GRASS). Other common names: bulbous canarygrass. Generic common name: CANARYGRASS. Rancho Sierra Vista/Satwiwa: Wendy Trail, disturbed grassland, June 2006. Characteristics: Non-Native. Note: Invasive exotic. |
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Lesser Canarygrass *
Phalaris minor Family: Poaceae (GRASS). Other common names: littleseed canarygrass, Mediterranean canarygrass. Generic common name: CANARYGRASS. Day Canyon: disturbed grassland, May 2011. Characteristics: Non-Native. |
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Hooded Canarygrass *
Phalaris paradoxa Family: Poaceae (GRASS). Generic common name: CANARYGRASS. Day Canyon: disturbed grassland, May 2011. Characteristics: Non-Native. |
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Annual Bluegrass *
Poa annua Family: Poaceae (GRASS). Generic common name: BLUEGRASS. Paramount Ranch: low areas near the creek, March 2010. Characteristics: Non-Native. |
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Sandberg Bluegrass
Poa secunda Family: Poaceae (GRASS). Other common names: one sided blue grass, pine bluegrass. Generic common name: BLUEGRASS. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Native. ligule. |
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Ditch Beardgrass *
Polypogon interruptus Family: Poaceae (GRASS). Other common names: ditch rabbitsfoot grass. Generic common name: BEARD GRASS, RABBITSFOOT GRASS. Leo Carrillo State Park: permanent wet seep just above the beach, May 2011. Characteristics: Non-Native. |
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Rabbitsfoot Grass *
Polypogon monspeliensis Family: Poaceae (GRASS). Other common names: annual beard grass, annual rabbitsfoot grass. Generic common name: BEARD GRASS, RABBITSFOOT GRASS. Malibu Creek State Park: riparian woodland, June 2010. Characteristics: Non-Native. Note: Invasive exotic. |
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Water Beardgrass *
Polypogon viridis TJM1: Agrostis viridis. Other scientific names: Agrostis semiverticillata. Family: Poaceae (GRASS). Other common names: green bentgrass, water bent. Generic common name: BEARD GRASS, RABBITSFOOT GRASS. Malibu Creek State Park: creekside near Mott Road, riparian woodland, June 2010. Characteristics: Non-Native. |
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Arabian Schismus *
Schismus arabicus Family: Poaceae (GRASS). Other common names: Schismus. Generic common name: MEDITERRANEAN GRASS. Malibu Creek State Park: Mesa Peak Motorway, disturbed road margin, chaparral, March 2010. Characteristics: Non-Native. |
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Common Mediterranean Grass *
Schismus barbatus Family: Poaceae (GRASS). Other common names: Old Han Schismus. Generic common name: MEDITERRANEAN GRASS. Circle X Ranch: disturbed rocky soil near the Contact Station, coastal sage scrub, Feb 2011. Characteristics: Non-Native. |
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Bur Bristle Grass *
Setaria adhaerens Family: Poaceae (GRASS). Other common names: tropical barbed bristlegrass. Generic common name: BRISTLEGRASS. Oct 2008. Characteristics: Non-Native. |
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Sorghum *
Sorghum bicolor ssp. bicolor Family: Poaceae (GRASS). Other common names: milo, grain sorghum. Generic common name: SORGHUM. Mulholland Highway shoulder: disturbed road margin, Dec 2010. Characteristics: Non-Native. Note: has NOXIOUS WEED status in some locations. |
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Johnson Grass *
Sorghum halepense Family: Poaceae (GRASS). Generic common name: SORGHUM. Occasional weed especially where adequate moisture is available, May 2011. Characteristics: Non-Native. Note: has NOXIOUS WEED status in some locations. |
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California Cord Grass
Spartina foliosa Family: Poaceae (GRASS). Generic common name: CORD GRASS. Mugu Lagoon: mud flat in the salt marsh, Nov 2010. Characteristics: Native. |
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Nodding Needlegrass
Stipa cernua TJM1: Nassella cernua. Family: Poaceae (GRASS). Generic common name: NEEDLEGRASS. Peter Strauss Ranch: Parking lot margin, May 2011. Characteristics: Native. |
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Giant Stipa
Stipa coronata TJM1: Achnatherum coronatum. Family: Poaceae (GRASS). Other common names: giant ricegrass, giant needlegrass, crested needlegrass. Generic common name: NEEDLEGRASS. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Native. |
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Foothill Needlegrass
Stipa lepida TJM1: Nassella lepida. Family: Poaceae (GRASS). Other common names: small flowered needlegrass, small flowered stipa, smallflower tussockgrass. Generic common name: NEEDLEGRASS. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Native. |
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Smilo Grass *
Stipa miliacea var. miliacea TJM1: Piptatherum miliaceum. Other scientific names: Oryzopsis miliacea. Family: Poaceae (GRASS). Other common names: millet mountain rice, rice grass. Generic common name: NEEDLEGRASS. Cheeseboro/Palo Comado Canyons: burned chaparral, June 2006. Characteristics: Non-Native. Note: Invasive exotic. |
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Purple Needlegrass
Stipa pulchra TJM1: Nassella pulchra. Family: Poaceae (GRASS). Other common names: purple stipa, purple tussockgrass. Generic common name: NEEDLEGRASS. Cheeseboro/Palo Comado Canyons: burned chaparral, April 2006. Characteristics: Native. |
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Small Fescue
Vulpia microstachys Family: Poaceae (GRASS). Generic common name: FESCUE. Malibu Creek State Park: oak woodland, April 2009. Characteristics: Native. |
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