Plant List for Clear Lake State Park, Lake County compiled by Ellen Dean, Kate Mawdsley, and Nathan Gonzalez, UC Davis Center for Plant Diversity, 2015. Key to abbreviations and sources on last page.

Scientific Name Common Name Source

FERNS AND THEIR ALLIES AZOLLACEAE Mosquito Fern Family

Azolla filiculoides Mosquito fern B.Grewell observed, 2008

DENNSTAEDTIACEAE Bracken Family

Pteridium aquilinum var. pubescens Western bracken fern KL CL

DRYOPTERIDACEAE Wood Fern Family

Dryopteris arguta California wood fern CL

Polystichum imbricans Narrow leaved sword fern KL

EQUISETACEAE Horsetail Family

Equisetum arvense Common horsetail KL

Equisetum hyemale ssp. affine Common scouring rush KL

Equisetum laevigatum Smooth scouring rush Cates 6

POLYPODIACEAE Polypody Family

Polypodium californicum California polypody CL

Polypodium calirhiza Licorice fern Dean 7568

PTERIDACEAE Maidenhair Fern Family

Adiantum jordanii California maidenhair fern Dean 7534

Aspidotis densa Dense lace fern Dean 7577

Pellaea andromedifolia Coffee fern Dean 7557

Pellaea mucronata var. mucronata Bird's-food fern Dean 7579

Pentagramma triangularis Goldback fern Dean 7545

CONIFERS CUPRESSACEAE Cypress Family

Calocedrus decurrens Incense cedar Dean 7537 (in campground)

PINACEAE Pine Family

Pinus attenuata Knobcone pine Tyler 7

Pinus ponderosa Ponderosa pine KL CL

Pinus sabiniana Gray, Ghost, Foothill pine Khuu 5

Pseudotsuga menziesii Douglas fir KL CL

FLOWERING PLANTS: NON-MONOCOTYLEDONS (PREVIOUSLY DICOTYLEDONS) ADOXACEAE Muskroot Family

Sambucus nigra ssp. caerulea Blue elderberry Dean 7687

ANACARDIACEAE Sumac Family

Rhus aromatica Skunk bush Barale 6

Toxicodendron diversilobum Western poison oak Dean observed

[Type text]

2

Scientific Name Common Name Source

APIACEAE Celery Family

Angelica californica California angelica Dean 7714

Anthriscus caucalis* Bur-chervil Sanchez 7

Conium maculatum* Poison hemlock CL

Daucus carota* Carrot, Queen Anne’s Lace CL

Daucus pusillus Rattlesnake weed Sanchez 2

Heracleum maximum Cow parsnip CL

Lomatium californicum California lomatium Dean 7586

Lomatium repostum (R) Napa lomatium CL

Lomatium utriculatum Bladder parsnip KL

Osmorhiza berteroi Sweet cicely KL

Sanicula bipinnata Poison sanicle Dean 7555

Sanicula bipinnatifida Purple sanicle Dean 7573

Sanicula crassicaulis Gamble weed Dean 7578

Sanicula tuberosa Tuberous sanicle KL

Scandix pectin-veneris* Venus’ needle Gonzales 6

Torilis arvensis* Tall sock-destroyer Barale 2

Yabea microcarpa California hedge parsley KL

APOCYNACEAE Dogbane Family

Apocynum androsemifolium Bitter dogbane KL

Asclepias cordifolia Purple milkweed KL

Asclepias fascicularis Narrow-leaved milkweed KL

Asclepias speciosa Showy milkweed KL

Vinca major* Greater periwinkle Dean observed

ASTERACEAE Aster or Sunflower family

Achillea millefolium Common yarrow Taylor 6

Agoseris heterophylla Mountain dandelion Lal 1

Agoseris retrorsa Spearleaf mountain dandelion Khuu 2

Anisocarpus madioides Woodland tarweed KL

Anthemis cotula Mayweed Dean 7746

Arnica discoidea Rayless arnica KL

Artemisia douglasiana Mugwort Dean 7740

Baccharis pilularis Coyote brush Dean 7530

Baccharis salicifolia Mule fat KL

Brickellia californica California brickelbush KL

Cacaliopsis nardosmia Silver crown KL

Carduus pycnocephalus* Italian thistle Cates 5

Centaurea solstitialis* Yellow star thistle CL

Centromadia pungens Common tarweed CL

Cichorium intybus* Chicory CL

Cirsium occidentale Western thistle CL, Dean observed

Cirsium occidentale var. candidissimum Snowy thistle KL (this var. not known from Lake county)

Cirsium vulgare* Bull thistle CL, Dean observed

[Type text]

3

Scientific Name Common Name Source

Ericameria arborescens Golden fleece Dean 7528

Eriophyllum lanatum var. achillaeoides Yarrow leaved woolly sunflower

Lee 3

Eriophyllum lanatum var. grandiflorum Common woolly sunflower KL

Eurybia radulina Roughleaf aster KL

Gnaphalium palustre Western marsh cudweed B. Grewell observed, 2008

Grindelia camporum Great valley gumweed KL

Helenium puberulum Sneezeweed, Rosilla CL

Helianthella californica California helianthella Lucas 7

Helianthus annuus Common sunflower CL

Hemizonia congesta ssp. luzulifolia Hayfield tarweed KL (var. not specified),,CL

Hieracium albiflorum White hawkweed KL

Holocarpha sp. Tarweed Rubtzoff 5513 (CAS)

Hypochaeris glabra* Smooth cat's-ear Poore 3

Leontodon saxatilis* Hairy hawkbit Barale 7

Logfia gallica* Daggerleaf cottonrose Gonzales 4

Madia anomala Tarweed, Plumpseeded madia Dean 7722

Madia elegans Common madia KL

Madia exigua Little madia Sanchez 4

Madia gracilis Gumweed Chen 2

Micropus californicus Q-tips, Slender cottonweed Gialketsis 1

Pseudognaphalium californicum Ladies’ tobacco Dean 7529

Pseudognaphalium canescens Wright’s cudweed KL

Senecio aronicoides Rayless ragwort KL

Senecio vulgaris* Common groundsel Dean 7692

Silybum marianum* Blessed milk thistle CL

Solidago elongata West coast Canada goldenrod CL

Taraxacum officinalis* California dandelion expected

Tragopogon porrifolius* Salsify, Oyster plant CL

Uropappus lindleyi Silver puffs Wilcox 3

Wyethia glabra Smooth mule ears Wilcox 6

Xanthium strumarium Cocklebur CL, Dean observed

BERBERIDACEAE Barberry Family

Berberis aquifolium var. dictyota Jepson’s Oregon grape KL CL w/o var.

Berberis aquifolium var. repens Creeping Oregon grape KL

Berberis nervosa Cascades Oregon grape CL

BETULACEAE Birch Family

Alnus rhombifolia White alder CL

BORAGINACEAE Borage Family

Amsinckia intermedia Common fiddleneck Dean 7554

Cryptantha microstachys Tejon cryptantha Eastwood 5560 (UC)

Cryptantha muricata Prickly cryptantha Eastwood 5558 (UC)

[Type text]

4

Scientific Name Common Name Source

Cynoglossum grande Grand hound's tongue Dean 7547

Eriodictyon californicum California yerba santa Chen 7

Nemophila heterophylla Variable-leaved nemophila Dean 7562

Nemophila menziesii var. menziesii Baby blue eyes Gialketsis 5

Nemophila parviflora var. austiniae Small-flowered nemophila Rogers 4

Nemophila pedunculata Meadow nemophila CL

Pectocarya penicillata Northern pectocarya Dean 7756

Phacelia ramosissima Branching phacelia Khuu 6

Phacelia imbricata Imbricate phacelia KL

Phacelia rattanii Rattan’s phacelia KL

Phacelia suaveolens Sweet scented phacelia KL

Plagiobothrys nothofulvus Rusty popcorn flower Dean 7567

Plagiobothrys tenellus Pacific popcorn flower Eastwood 5570 (RSA)

BRASSICACEAE Mustard Family

Barbarea vulgaris* Yellow rocket Dean 7758

Brassica nigra* Black mustard CL

Brassica rapa Field mustard CL

Capsella bursa-pastoris* Shepherd's-purse Dean 7691

Cardamine californica California toothwort, milkmaids KL

Cardamine hirsuta* Hairy bittercress Dean 7535

Draba verna Whitlow grass Dean 7543

Erysimum capitatum Western wallflower KL

Hirschfeldia incana* Short pod mustard Lee 5

Lepidium latifolium* Perennial pepperweed CL

Lepidium latipes Dwarf peppergrass Eastwood 5561 (CAS)

Sisymbrium altissimum* Tumble mustard Dean 7737

Thysanocarpus curvipes Hairy lace pod Dean 7584

Tropidocarpum gracile Slender keel fruit CL

CAPRIFOLIACEAE Honeysuckle Family

Lonicera hispidula Pink honeysuckle KL CL

Lonicera interrupta Chaparral honeysuckle Taylor 2

Symphoricarpos albus var. laevigatus Snowberry Taylor 7

Symphoricarpos mollis Creeping snowberry KL

CARYOPHYLLACEAE Pink Family

Cerastium glomeratum* Sticky mouse-ear chickweed Rogers 5

Silene gallica* Small-flower catchfly CL

Silene laciniata ssp. californica California indian pink KL CL

Spergularia rubra* Red sand-spurry Dean observed

Stellaria media* Common chickweed Dean 7536

CERATOPHYLLACEAE

Ceratophyllum demersum Hornwort Rubtzoff 5254 (RSA)

[Type text]

5

Scientific Name Common Name Source

CHENOPODIACEAE Goosefoot Family

Chenopodium chenopodioides Low goosefoot Rubtzoff 5273 (CDA)

Chenopodium rubrum Red pigweed Bacigalupi 9335 (JEPS)

CONVOLVULACEAE Morning-glory Family

Calystegia occidentalis ssp. occidentalis Western morning glory KL, Dean observed

Convolvulus arvensis* Bindweed CL

CORNACEAE Dogwood Family

Cornus glabrata Brown dogwood Sanchez 6

Cornus nuttallii Mountain dogwood KL

Cornus sericea American dogwood CL

CRASSULACEAE Stonecrop Family

Crassula tillaea Mediterranean pygmy-weed Dean 7583

CUCURBITACEAE Gourd Family

Marah fabacea California man-root Dean 7560

Marah oregana Coast man-root Dean 7556

DIPSACACEAE Teasel Family

Dipsacus fullonum Wild teasel Dean 7742

ERICACEAE Heath Family

Arctostaphylos canescens ssp. sonomensis

Sonoma canescent manzanita KL

Arctostaphylos glandulosa Eastwood manzanita KL

Arctostaphylos glauca Big berry manzanita CL (unlikely)

Arctostaphylos manzanita ssp. elegans (R) Konocti manzanita Dean 7523

Arctostaphylos manzanita ssp. manzanita Whiteleaf manzanita Dean 7522

Arctostaphylos stanfordiana ssp. stanfordiana

Stanford’s manzanita Dean 7591

Arctostaphylos viscida Sticky whiteleaf manzanita CL

Chimaphila menziesii Little prince’s pine KL

EUPHORBIACEAE Spurge Family

Croton setigerus Doveweed, Turkey-mullein CL

FABACEAE Pea Family

Acmispon americanus var. americanus Spanish lotus KL, Dean observed

Acmispon brachycarpus Short podded lotus Dean 7572

Acmispon glaber var. glaber California broom, Deerweed Cates 3

Acmispon wrangelianus Chilean trefoil Wilcox 2

Astragalus gambelianus Gambel milkvetch Chen 3

Cercis occidentalis Western redbud Dean 7581

[Type text]

6

Scientific Name Common Name Source

Hosackia crassifolia Broad leaved lotus KL

Lathyrus jepsonii var. californicus California tule pea KL

Lathyrus vestitus var. vestitus Common pacific pea KL

Lotus corniculatus Bird’s-foot trefoil Cates 7

Lupinus adsurgens Drew’s silky lupine Lal 6

Lupinus albifrons Silver bush lupine KL

Lupinus bicolor Miniature lupine Tyler 4

Lupinus latifolius Broad leaf lupine KL

Lupinus nanus Valley sky lupine KL CL

Medicago lupulina* Black medick Poore 7

Medicago minima* Burclover CL

Medicago polymorpha* California bur clover Dean 7745

Melilotus albus* White sweetclover CL, Dean observed

Melilotus indicus* Sourclover Dean 7744

Pickeringia montana Chaparral pea KL

Robinia pseudoacacia* Black locust CL

Rupertia physodes California tea Poore 2

Trifolium albopurpureum Rancheria clover Tyler 1

Trifolium bifidum Pinole clover Gonzales 2

Trifolium ciliolatum Foothill clover Gialketsis 2

Trifolium glomeratum* Clustered clover Dean 7690

Trifolium hirtum* Rose clover Dean 7755

Trifolium microcephalum Small-head clover Lucas 2

Trifolium oliganthum Few-flowered clover Wilcox 1

Trifolium willdenovii Tomcat clover Rogers 3

Vicia americana ssp. americana American vetch Cates 2

Vicia sativa* Narrow-leaved vetch CL, Dean observed

FAGACEAE Oak Family

Quercus agrifolia Coast live oak Dean 7570

Quercus berberidifolia Scrub oak Dean 7589

Quercus chrysolepis Canyon live oak KL

Quercus douglasii Blue oak Cates 4

Quercus kelloggii California black oak Chen 6

Quercus lobata Valley oak Taylor 5

Quercus parvula var. shrevei Shreve oak Dean 7594

Quercus x morehus Oracle oak Dean 7593

Quercus wislizeni var. frutescens Interior live oak Dean 7538

GARRYACEAE Silk Tassel Family

Garrya fremontii Fremont’s silk tassel Dean 7592

GERANIACEAE Geranium Family

Erodium cicutarium* Redstem filaree Dean 7542

Geranium carolinianum Carolina geranium Tyler 5

Geranium dissectum* Cut leaved geranium Dean 7725

[Type text]

7

Scientific Name Common Name Source

Geranium molle* Dovefoot geranium Dean 7551

GROSSULARIACEAE Gooseberry Family

Ribes californicum var. californicum California gooseberry Dean 7540

Ribes malvaceum Chaparral currant Dean 7526

Ribes roezlii var. cruentum Glabrous Sierra gooseberry KL

HYDRANGEACEAE Hydrangea Family

Whipplea modesta Yerba de selva KL

HYPERICACEAE St. John's Wort Family

Hypericum concinnum Gold-wire Dean 7715

JUGLANDACEAE Walnut Family

Juglans hindsii Northern California black walnut

CL, Dean observed

LAMIACEAE Mint Family

Lamium amplexicaule* Henbit CL

Lamium purpureum* Purple deadnettle Dean 7558

Lepechinia calycina Pitcher sage Dean 7548

Marrubium vulgare* Horehound Barale 3

Mentha sp.(perhaps nonnative) Mint Rubtzoff 5502 (CAS)

Monardella villosa Coyote mint KL CL

Monardella viridis (R) Green monardella Dean 7710

Salvia sonomensis Sonoma sage KL

Scutellaria tuberosa Tuberous skullcap CL

Stachys ajugoides Ajuga hedgenettle Dean 7759

Stachys bullata California hedgenettle CL (unlikely)

Stachys rigida var. quercetorum Rough hedgenettle Dean 7726

LAURACEAE Laurel Family

Umbellularia californica California bay or laurel Dean 7531

LIMNANTHACEAE Meadowfoam Family

Limnanthes douglasii Douglas’ meadowfoam CL (perhaps by lake edge?)

LYTHRACEAE Loosestrife Family

Lythrum hyssopifolia* Hyssop loosestrife B.Grewell observed, 2008

MALVACEAE Mallow Family

Malva parviflora* Cheeseweed CL

MONTIACEAE Miner’s Lettuce Family

Claytonia parviflora Narrow-leaved Miner’s lettuce Dean 7564

Claytonia perfoliata Miner’s lettuce Dean 7550

[Type text]

8

Scientific Name Common Name Source

MYRSINACEAE Myrsine Family

Anagallis arvensis* Scarlet pimpernel Gonzales 3

Trientalis latifolia Starflower KL

OLEACEAE Olive Family

Fraxinus dipetala California ash Poore 1

Fraxinus latifolia Oregon ash CL

Syringa sp.* Lilac Dean observed

ONAGRACEAE Evening Primrose Family

Clarkia purpurea ssp. quadrivulnera Purple godetia CL

Clarkia rhomboidea Diamond clarkia Sanchez 5

Clarkia unguiculata Elegant clarkia KL

Epilobium brachycarpum Tall annual willowherb CL, Dean observed

Epilobium ciliatum ssp. ciliatum Willowherb Rubtzoff 5515 (CAS)

Ludwigia hexapetala* Uruguayan primrose-willow Woodward pdr-1440777 (CDA)

Ludwigia peploides ssp. peploides Floating water-primrose Rubtzoff 5253 (RSA)

Taraxia ovata Sun cup CL

OROBANCHACEAE Broomrape Family

Castilleja affinis Indian paintbrush CL

Castilleja applegatei Wavy leaf paintbrush Tyler 2

Castilleja attenuata Valley tassels Lal 2

Castilleja foliolosa Woolly paintbrush KL, Dean observed

Pedicularis densiflora Warrior’s plume Dean 7569

Triphysaria eriantha Butter and eggs CL

PAPAVERACEAE Poppy Family

Ehrendorferia chrysantha Golden raindrops Dempsey observed

Eschscholzia californica California poppy Gialketsis 7

Papaver heterophyllum Wind poppy Dearing observed after fire

PHRYMACEAE Lopseed Family

Mimulus aurantiacus var, aurantiacus Sticky monkeyflower Gialketsis 3

Mimulus bolanderi Bolander’s monkeyflower Eastwood 5575 A (CAS)

PLANTAGINACEAE Plantain Family

Collinsia heterophylla var. heterophylla Chinese houses Lee 4

Collinsia sparsiflora var. collina Spinster's blue-eyed Mary Lal 5

Collinsia sparsiflora var. sparsiflora Spinster’s blue-eyed Mary Wilcox 7

Collinsia tinctoria Tincture plant CL

Keckiella breviflora var. glabrisepala Hairless gaping keckiella Dean 7727

Penstemon heterophyllus var. purdyi Purdy’s foothill penstemon KL CL

Plantago erecta California plantain Dean 7574

Tonella tenella Small-flowered tonella Gonzales 5

[Type text]

9

Scientific Name Common Name Source

Veronica anagallis-aquatica* Water speedwell B.Grewell observed, 2008

Veronica americana American brooklime CL

Veronica arvensis* Corn speedwell Dean 7749

Veronica peregrina ssp. xalapensis Purslane speedwell Dean 7731

Veronica persica* Persian speedwell CL

PLATANACEAE Sycamore Family

Platanus racemosa Western sycamore CL

Platanus x hispanica* London Plane Tree Dean observed, main parking lot

POLEMONIACEAE Phlox Family

Collomia heterophylla Variable-leaf collomia KL

Gilia capitata Bluehead gilia KL

Gilia tricolor ssp. diffusa Bird's-eye gilia Eastwood 5571 (UC)

Leptosiphon acicularis (R) Bristly leptosiphon Dean 7720

Leptosiphon androsaceus False babystars KL CL

Leptosiphon bicolor True babystars Rogers 7

Leptosiphon ciliatus Whisker brush Poore 5

Leptosiphon parviflorus Variable linanthus Dean 7576

Microsteris gracilis Slender phlox Lucas 6

Navarretia divaricata Mountain navarretia KL

Navarretia mellita Honeyscented navarretia Dean 7716

POLYGALACEAE Milkwort Family

Polygala californica California milkwort KL

POLYGONACEAE Buckwheat Family

Chorizanthe membranacea Pink spineflower Rose 36201(CAS)

Eriogonum nudum Naked buckwheat KL

Persicaria amphibia Water smartweed CL

Persicaria punctata Dotted smartweed B.Grewell observed, 2008

Pterostegia drymarioides Woodland threadstem Dean 7533

Rumex crispus* Curly dock CL

PRIMULACEAE Primrose Family

Dodecatheon hendersonii Mosquito bills, Sailor caps Dean 7541

RANUNCULACEAE Buttercup Family

Aquilegia formosa Western columbine KL

Clematis lasiantha Chaparral clematis Dean 7549

Clematis ligusticifolia Western virgin’s bower CL

Delphinium nudicaule Red or Orange larkspur Lamoureux 1251

Delphinium variegatum Royal larkspur Young 412 (RSA)

Ranunculus californicus California buttercup CL

Ranunculus hebecarpus Pubescent-fruited buttercup Gonzales 7

Ranunculus occidentalis var. occidentalis Western buttercup Lucas 4

[Type text]

10

RHAMNACEAE Buckthorn Family

Ceanothus cuneatus Buck brush Tyler 6

Ceanothus divergens (R) Calistoga ceanothus Dempsey s.n.

Ceanothus integerrimus var. macrothyrsus Deer brush Sanchez 1

Ceanothus parvifolius Little leaf ceanothus Dean 7521

Frangula californica California coffeeberry KL

Rhamnus ilicifolia Spiny redberry CL, Dean observed

ROSACEAE Rose Family

Adenostoma fasciculatum Chamise, Greasewood KL CL

Aphanes occidentalis Western lady's mantle Dean 7575

Cercocarpus betuloides var. betuloides Mountain mahogany Lal 3

Drymocallis glandulosa var. glandulosa Sticky cinquefoil Barale 1

Fragaria vesca Wood strawberry KL

Heteromeles arbutifolia Toyon Dean 7552

Holodiscus discolor Oceanspray KL

Oemleria cerasiformus Oso berry KL

Prunus subcordata Pacific plum, Sierra plum CL

Rosa californica California rose KL CL

Rosa gymnocarpa Wood rose KL

Rosa spithamea Coast ground rose KL

Rubus armeniacus* Himalayan blackberry CL

Rubus ursinus California blackberry CL

RUBIACEAE Madder Family

Cephalanthus occidentalis Common button bush Dean 7754

Galium aparine Goose grass Chen 4

Galium californicum California bedstraw KL

Galium murale* Tiny bedstraw Taylor 3

Galium parisiense* Wall bedstraw Tyler 3

Galium porrigens var. porrigens Climbing bedstraw Dean 7563

RUTACEAE Rue Family

Ptelea crenulata Hop tree Cates 1

SALICACEAE Willow Family

Populus fremontii ssp. fremontii Fremont cottonwood Dean 7688

Salix exigua var. hindsiana Hinds’ willow Dean 7682

Salix gooddingii Goodding’s black willow Dean 7685

Salix laevigata Red willow Dean 7683

Salix nigra* Black willow Dean 7684

SAPINDACEAE Soapberry Family

Acer macrophyllum Bigleaf maple expected

Acer negundo Box elder Dean 7753

Aesculus californica California buckeye Dean 7751

SAXIFRAGACEAE Saxifrage Family

Lithophragma affine Common woodland star CL

Lithophragma heterophyllum Hill star CL.

[Type text]

11

Micranthes californica California saxifrage CL

SCROPHULARIACEAE Figwort Family

Scrophularia californica California figwort Dean 7680

Verbascum blattaria* Moth mullein CL

Verbascum thapsus* Woolly mullein CL, Dean observed

SIMAROUBIACEAE Quassa Family

Ailanthus altissima* Tree of heaven CL

SOLANACEAE Nightshade Family

Datura stramonium* Jimson weed Dean 7760

Nicotiana quadrivalvis Indian tobacco CL

Solanum parishii Parish’s nightshade Sanchez 3

Solanum umbelliferum Bluewitch nightshade Eastwood 5575 (CAS)

STYRACACEAE Storax Family

Styrax redivivus California snowdrop bush Taylor 1

TAMARICACEAE Tamarisk Family

Tamarix ramosissima* Saltcedar CL

URTICACEAE Nettle Family

Hesperocnide tenella Western stinging nettle Dean 7681

Urtica dioica Stinging nettle CL

VALERIANACEAE Valerian Family

Plectritis ciliosa Long-spurred plectritis Rogers 2

Plectritis macrocera White plectritis KL

VERBENACEAE Vervain Family

Phyla nodiflora Lippia Khuu 7

Verbena lasiostachys Common vervain KL

VIOLACEAE Violet Family

Viola lobata Pine violet KL

Viola lobata var. integrifolia Pine violet KL

Viola purpurea var. quercetorum Goosefoot yellow violet KL

VISCACEAE Mistletoe Family

Arceuthobium camylopodum Western dwarf mistletoe Dean 7539

Phoradendron serotinum ssp. tomentosum American mistletoe Lee 7

Phoradendron serotinum ssp. macrophyllum

Big leaf mistletoe Rubtzoff 5275 (CAS)

VITACEAE Grape Family

Vitis californica California wild grape CL

[Type text]

12

ZYGOPHYLLACEAE Caltrop Family

Tribulus terrestris* Puncture vine CL

FLOWERING PLANTS: MONOCOTYLEDONS AGAVACEAE Century plant Family

Chlorogalum pomeridianum Soap plant Khuu 3

ALLIACEAE Onion Family

Allium Onion Dean observed

ARACEAE Arum Family

Lemna minor Duckweed B. Grewell observed, 2008

CYPERACEAE Sedge Family

Bolboschoenus fluvatilis River bulrush Rubtzoff 5256(CAS)

Carex multicaulis Many-stemmed sedge KL

Carex praegracilis Field sedge Dean 7734

Carex tumulicola Foothill sedge Lee 6

Cyperus erythrorhizos Redroot flatsedge Rubtzoff 5257(CAS)

Cyperus squarrosus Bearded flatsedge Rubtzoff 5260(CAS)

Schoenoplectus acutus var. occidentalis Tule Dean 7757

Schoenoplectus californicus California bulrush B.Grewell observed, 2008

HYDROCHARITACEAE

Hydrilla verticillata* Hydrilla B.Grewell observed, 2008

IRIDACEAE Iris Family

Iris fernaldii Fernald's iris KL

Iris macrosiphon long-tubed iris Rogers 1

Sisyrinchium bellum Western blue-eyed grass KL CL

JUNCACEAE Rush Family

Juncus balticus ssp. ater Baltic rush Poore 6

Luzula subsessilis Pacific woodrush Rogers 6

LILIACEAE Lily Family

Calochortus albus White globe lily CL

Calochortus amabilis Diogenes’ lantern Khuu 1

Calochortus luteus Yellow mariposa lily KL

Fritillaria affinis Checker lily KL

Lilium rubescens (R) Redwood lily KL

Prosartes hookeri Drops of gold KL

MELANTHIACEAE False-hellebore Family

Toxicoscordion fremontii Fremont’s star-lily KL

ORCHIDACEAE Orchid Family

Corallorhiza striata Striped coralroot KL

Piperia elongata Dense flower rein-orchid KL

[Type text]

13

POACEAE Grass Family

Agrostis hallii Hall’s bent grass KL

Aira caryophyllea* Silver hair grass Gonzales 1

Avena barbata* Slender wild oat Dean 7559

Avena fatua* Wild oat Dean 7723

Bromus carinatus var. carinatus California brome Dean 7711

Bromus diandrus* Ripgut grass Dean 7565

Bromus hordeaceus* Soft chess Dean 7713

Bromus inermis* Smooth brome Dean 7739

Bromus madritensis ssp. madritensis* Foxtail chess, Madrid brome Dean 7724

Bromus madritensis ssp. rubens Red Brome Taylor 4

Bromus secalinus* Rye brome CL

Bromus sterilis* Poverty brome Dean 7712

Bromus tectorum * Cheat grass Dean 7735

Crypsis schoenoides* Swamp pricklegrass Rubtzoff 5262 (CAS)

Cynosurus echinatus* Hedgehog dogtail grass Dean observed

Danthonia californica California oat grass KL

Deschampsia elongata Slender hair grass Blankinship s.n. (CAS)

Distichlis spicata Saltgrass Dean 7733

Elymus caput-medusae* Medusa head Crampton 2838

Elymus glaucus Blue or Western wild-rye Poore 4

Elymus multisetus Big squirrel tail grass Dean observed

Eragrostis hypnoides Creeping love grass Rubtzoff 5263 (CAS)

Festuca bromoides* Brome fescue Dean 7546

Festuca californica California fescue KL

Festuca microstachys Small fescue Lee 2

Festuca myuros* Rattail sixweeks grass Dean 7693

Festuca perennis* Rye grass CL, expected

Festuca subulata Bearded fescue Dean 7717

Hordeum marinum ssp. gussoneanum* Mediterranian barley Dean 7729

Hordeum murinum* Wall barley Dean 7730

Melica californica California melic Lal 4

Melica imperfecta Little California melica Barale 5

Melica torreyana Torrey’s melic Lucas 5

Panicum capillare Witch grass Rubtzoff 5264 (CAS)

Poa bulbosa* Bulbous blue grass Dean 7689

Poa pratensis ssp. pratensis* Kentucky blue grass Dean 7732

Poa secunda ssp. secunda One-sided bluegrass Wilcox 5

Polypogon maritimus* Mediterranean beard grass CL

Stipa lemmonii Lemmon’s needle grass Khu 4

POTAMOGETONACEAE Pondweed Family

Potamogeton crispus* Curlyleaf pondweed B. Grewell observed, 2008

RUSCACEAE Butcher’s-broom Family

Maianthemum racemosum Feathery false lily of the valley KL

THEMIDACEAE Brodiaea Family

Brodiaea elegans Harvest brodiaea KL

Dichelostemma capitatum ssp. capitatum Blue dicks Dean 7553

[Type text]

14

Dichelostemma congestum Fork-toothed ookow Dean 7721

Triteleia laxa Ithuriel's spear KL CL

TYPHACEAE Cattail Family

Sparganium eurycarpum Broadfruit bur-reed B.Grewell observed, 2008

Typha latifolia. Broad-leaved cattail CL

Key to sources and abbreviations This list was compiled from a number of sources:

KL – Dearing, E. and K. Sullivan. 2010. Catalog of native vascular plants observed Mt. Konocti County Park.(Unpublished manuscript provided to us by Jim Dempsey, State Parks).

CL – Author unknown. Date unknown. Plants at Clear Lake SP, Silverado. (Unpublished manuscript provided to us by Jim Dempsey, State Parks). Some plants cited on this plant list were removed from the final compilation, because the species listed are out of range for this location.

Grewell, B. 2008. Clear Lake State Park water depth transect quadrats from a study of environmental parameters and plant community associates of Ludwigia hexapetala. Data provided to Ellen Dean by Brenda Grewell, 2013.

Herbarium specimen data. Citations are provided as a last name and a number. If no herbarium is cited, the specimens are housed at the UC Davis Center for Plant Diversity. If a herbarium code is provided (such as CAS), the specimens are housed at the herbarium cited. Herbarium codes can be looked up at the online site “Index Herbariorum.”

Nonnative species names are followed by an asterisk.

Rare native species names are followed by (R).