Calscape.org

Keck's Bluegrass

Poa keckii

Calscape.org

Kellogg's Blue Grass

Poa kelloggii

Calscape.org

Marsh Bluegrass

Poa leptocoma

Calscape.org

Letterman's Blue Grass

Poa lettermanii

Calscape.org

Seashore Blue Grass

Poa macrantha

Calscape.org

Napa Blue Grass

Poa napensis

Calscape.org

Piper's Blue Grass

Poa piperi

Calscape.org

Pringle's Bluegrass

Poa pringlei

Calscape.org

Timber Blue Grass

Poa rhizomata

Calscape.org

One Sided Blue Grass

Poa secunda

Calscape.org

Rush Blue Grass

Poa secunda ssp. juncifolia

Calscape.org

One-sided Bluegrass

Poa secunda ssp. secunda

Calscape.org

Sierra Blue Grass

Poa sierrae

Calscape.org

Stebbin's Bluegrass

Poa stebbinsii

Calscape.org

Delicate Blue Grass

Poa tenerrima

Calscape.org

Catalina Grass

Poa thomasii

Calscape.org

San Francisco Bluegrass

Poa unilateralis

Calscape.org

San Francisco Blue Grass

Poa unilateralis ssp. unilateralis

Calscape.org

Wheeler's Bluegrass

Poa wheeleri

Calscape.org

Sierra Podistera

Podistera nevadensis

Calscape.org

San Diego Mesa Mint

Pogogyne abramsii

Calscape.org

Santa Lucia Mint

Pogogyne clareana

Calscape.org

Douglas' Pogogyne

Pogogyne douglasii

Calscape.org

Douglas' Mesamint

Pogogyne douglasii ssp. parviflora

Calscape.org

Profuse-flowered Pogogyne

Pogogyne floribunda

Calscape.org

Otay Mesa Mint

Pogogyne nudiuscula

Calscape.org

Thymeleaf Beardstyle

Pogogyne serpylloides

Calscape.org

Sacramento Beardstyle

Pogogyne zizyphoroides

Calscape.org

Redwhisker Clammyweed

Polanisia dodecandra

Calscape.org

Western Clammyweed

Polanisia dodecandra ssp. trachysperma

Calscape.org

California Sky Pilot

Polemonium californicum

Calscape.org

Royal Sky Pilot

Polemonium carneum

Calscape.org

Mason's Sky Pilot

Polemonium chartaceum

Calscape.org

Mount Eddy Sky Pilot

Polemonium eddyense

Calscape.org

Showy Sky Pilot

Polemonium eximium

Calscape.org

Annual Polemonium

Polemonium micranthum

Calscape.org

Western Sky Pilot

Polemonium occidentale

Calscape.org

Sky Pilot

Polemonium pulcherrimum

Calscape.org

Jacob's-ladder

Polemonium pulcherrimum var. pulcherrimum

Calscape.org

Mount Shasta Jacob's-ladder

Polemonium pulcherrimum var. shastense

Calscape.org

Frosted Mint

Poliomintha incana

Calscape.org

California Manyseed

Polycarpon tetraphyllum ssp. depressum

Calscape.org

Desert Combleaf

Polyctenium fremontii

Calscape.org

Mrs. Austin's Knotweed

Polygonum austiniae

Calscape.org

Bidwell's Knotweed

Polygonum bidwelliae

Calscape.org

Bolander's Knotweed

Polygonum bolanderi

Calscape.org

California Knotweed

Polygonum californicum

Calscape.org

Douglas' Knotweed

Polygonum douglasii

Calscape.org

Scotts Valley Polygonum

Polygonum hickmanii

Calscape.org

Wiry Knotweed

Polygonum majus

Calscape.org

Marin Knotweed

Polygonum marinense

Calscape.org

Broadleaf Knotweed

Polygonum minimum

Calscape.org

Beach Knotweed

Polygonum paronychia

Calscape.org

Parry's

Polygonum parryi

Calscape.org

Milkwort Knotweed

Polygonum polygaloides

Calscape.org

Fruitleaf Knotweed

Polygonum polygaloides ssp. confertiflorum

Calscape.org

Modoc County Knotweed

Polygonum polygaloides ssp. esotericum

Calscape.org

Kellogg's Knotweed

Polygonum polygaloides ssp. kelloggii

Calscape.org

Bushy Knotweed

Polygonum ramosissimum

Calscape.org

Bushy Knotweed

Polygonum ramosissimum ssp. ramosissimum