Eudicots of Orange County, California

Compiled by Peter J. Bryant, School of Biological Sciences, University of California, Irvine, Irvine, CA 92697.
To comment, mailto:pjbryant@uci.edu. Glossary. Other sources
*, exotic species; Red background, invasive species on the RED ALERT Emergent Invasives list (California Native Plant Society, Orange County Chapter); +, listed species.

 
Adoxaceae: Elderberry Aizoaceae: Ice Plants, Fig-marigolds

Blue Elderberry,
Sambucus nigra ssp. caerulea

* Sea-Fig,
Carpobrotus chilensis

* Hottentot-Fig,
Carpobrotus edulis

* Red Iceplant,
Malephora crocea

Rocky Point Ice plant,
Malephora luteola

* Crystalline Iceplant,
Mesembryanthemum crystallinum

* Slender-leaved Iceplant, Mesembryanthemum nodiflorum

Western Sea-Purslane,
Sesuvium verrucosum

New Zealand Spinach,
Tetragonia tetragonoides
 
Amaranthaceae: Amaranths

* Common Tumbleweed,
Amaranthus albus

* Argentina Amaranth,
Amaranthus sp., prob deflexus

Palmer's Amaranth,
Amaranthus palmeri

* Rough Pigweed,
Amaranthus retroflexus
 
Anacardiaceae: Sumacs or Cashews. Characteristics

Laurel Sumac,
Malosma laurina

Skunkbush,
Rhus trilobata (= Rhus aromatica)

Sugar Bush,
Rhus ovata

Lemonade Berry,
Rhus integrifolia

Western Poison Oak, Toxicodendron diversilobum
     

* Peruvian Pepper Tree,
Schinus molle

* Chilean pepper tree,
Schinus polygamus

* Brazilian Pepper Tree,
Schinus terebinthifolius
   
Apiaceae: Carrot family Apocynaceae: Milkweeds  

Separate index page

Separate index page
   
Araliaceae: Ivy family

* Canarian Ivy,
Hedera canariensis

* European Ivy,
Hedera helix

Water Pennywort,
Hydrocotyle ranunculoides

Manyflower Marsh Pennywort, Hydrocotyle umbellata

Whorled Pennywort,
Hydrocotyle verticillata
Asteraceae: Sunflowers Bataceae: Saltworts Betulaceae: Birches and Alders Berberidaceae: Barberries

Separate index page

Saltwort,
Batis maritima

White Alder,
Alnus rhombifolia

Shining Netvein Barberry,
Berberis dictyota

California Barberry,
Berberis pinnata

Boraginaceae: Borages


Common Fiddleneck,
Amsinckia menziesii

Cleveland's Cryptantha,
Cryptantha clevelandii

Common Cryptantha,
Cryptantha intermedia

Coastal Cryptantha,
Cryptantha leiocarpa

Tejon Cryptantha,
Cryptantha microstachys

Pointed Cryptantha,
Cryptantha muricata var. jonesii

* Pride of Madeira,
Echium candicans

Whispering Bells,
Emmenanthe penduliflora

Thickleaf Yerba Santa,
Eriodictyon crassifolium

Hairy Yerba Santa,
Eriodictyon trichocalyx

Common eucrypta,
Eucrypta chrysanthemifolia

Palmer's Grappling Hook,
Harpagonella palmeri


Alkali heliotrope,
Heliotropium curassavicum

Mud Nama,
Nama stenocarpum

Baby blue-eyes,
Nemophila menziesii

Littlefoot Nemophila,
Nemophila pedunculata

Slender pectocarya,
Pectocarya linearis ssp. ferocula

Sleeping Combseed,
Pectocarya penicillata

Shortlobe Phacelia,
Phacelia brachyloba


Caterpillar phacelia,
Phacelia cicutaria

Davidson's Phacelia,
Phacelia davidsonii

Common Phacelia,
Phacelia distans

Largeflower Phacelia,
Phacelia grandiflora

+ Hubby's Phacelia,
Phacelia hubbyi

Imbricate Phacelia,
Phacelia imbricata ssp. patula

Wild Canterbury bells,
Phacelia minor

Parry's Phacelia,
Phacelia parryi

Branching phacelia,
Phacelia ramosissima

Tansy phacelia,
Phacelia tanacetifolia

Blue Fiesta Flower,
Pholistoma auritum

California Popcorn Flower, Plagiobothrys collinus

Rusty Popcorn flower,
Plagiobothrys nothofulvus

Slender Popcorn Flower,
Plagiobothrys tenellus
   
Brassicaceae: Mustards. Three Invasive Mustards

American Yellow Rocket,
Barbarea orthoceras

* Black mustard, Brassica nigra

* Field Mustard, Brassica rapa

* Sahara Mustard,
Brassica tournefortii

Sea Rocket, Cakile maritima

* Shepherd's Purse,
Capsella bursa-pastoris

Milkmaids,
Cardamine californica

Little Western Bittercress, Cardamine oligosperma

Slender-pod jewelflower,
Caulanthus heterophyllus

Tansy mustard,
Descurainia pinnata

Western Wallflower,
Erysimum capitatum

* Short-podded mustard,
Hirschfeldia incana

* Lesser wartcress,
Lepidium didymum

* Whitetop,
Lepidium draba

Sand peppergrass,
Lepidium lasiocarpum

* Perennial peppergrass,
Lepidium latifolium

Shiny Peppergrass,
Lepidium nitidum

* Sweet Alyssum,
Lobularia maritima

* Garden stock,
Matthiola incana

* Watercress,
Nasturtium officinale

* Wild radish,
Raphanus sativus

Bog Yellowcress,
Rorippa palustris

* Jim Hill Mustard,
Sisymbrium altissimum

* London Rocket,
Sisymbrium irio

* Indian Hedgemustard,
Sisymbrium orientale

Lace-pod (Fringe-pod), Thysanocarpus sp.

Dobie pod,
Tropidocarpum gracile
     
Cactaceae: Cacti. Prickly Pear Comparisons

California Cholla,
Cylindropuntia californica

Coast Cholla (Coastal Cholla), Cylindropuntia prolifera

* Indian Fig Opuntia,
Opuntia ficus-indica

Coast Prickly Pear,
Opuntia littoralis

Oracle Cactus,
Opuntia oricola

Western Prickly Pear,
Opuntia x occidentalis

Red Flowered Prickly Pear,
Opuntia x vaseyi
     
Campanulaceae: Bellflowers Caprifoliaceae: Honeysuckles

Dunn's Lobelia,
Lobelia dunnii var. serrata

Githopsis diffusa

Southern Honeysuckle, Lonicera subspicata var. denudata

Common Snowberry,
Symphoricarpos albus

Spreading Snowberry, Symphoricarpos mollis
Caryophyllaceae: Pinks

Sandcarpet,
Cardionema ramosissimum

* Hairy Rupturewort,
Herniaria hirsuta

Douglas' stitchwort,
Minuartia douglasii

* Four-leaved Allseed,
Polycarpon tetraphyllum

Arctic Pearlwort,
Sagina saginoides

* Windmill pink,
Silene gallica

Fringed Indian Pink,
Silene laciniata

Lemmon's catchfly,
Silene lemmonii

San Francisco Campion,
Silene verecunda ssp. platyota

* Corn Spurry,
Spergularia arvensis

* Boccone's Sand Spurry,
Spergularia bocconi

Salt Marsh Sand Spurry,
Spergularia marina

* Hairy Sand Spurry,
Spergularia villosa

* Common Chickweed,
Stellaria media
 
Ceratophyllaceae: Hornworts      

Hornwort,
Ceratophyllum demersum
       
Chenopodiaceae: Goosefoots

Parish's glasswort,
Arthrocnemum subterminale

* River Saltbush,
Atriplex amnicola

Fourwing Saltbush,
Atriplex canescens

Coulter's saltbush,
Atriplex coulteri

* Waxy Saltbush,
Atriplex glauca

Quailbush (Big Saltbush, Brewer's Saltbush), Atriplex lentiformis

Beach saltbush,
Atriplex leucophylla

Lindley's Saltbush,
Atriplex lindleyi

+ Davidson's saltbush,
Atriplex pacifica

Triangle Orache,
Atriplex prostrata

Tumbling Saltbush,
Atriplex rosea

* Australian Saltbush,
Atriplex semibaccata

Bractscale,
Atriplex serenana

* Sprawling Saltbush,
Atriplex suberecta

Spearscale,
Atriplex triangularis

Wedgeleaf Saltbush,
Atriplex truncata

Watson's Saltbush,
Atriplex watsonii

* Five-hook Bassia,
Bassia hyssopifolia

Wild Beetroot,
Beta vulgaris

* Lamb's Quarters (Pigweed), Chenopodium album

* Jerusalem Oak Goosefoot, Chenopodium botrys

California goosefoot,
Chenopodium californicum

* Oak-leaved goosefoot, Chenopodium glaucum

Largeseed Goosefoot,
Chenopodium macrospermum

* Nettle-leaved Goosefoot, Chenopodium murale

* Tasmanian Goosefoot,
Chenopodium pumilio

Winged Pigweed,
Cycloloma atriplicifolium

* Mexican Tea,
Dysphania ambrosioides

California saltbush,
Extriplex californica

* Burningbush,
Kochia scoparia

Dwarf saltwort,
Salicornia bigelovii

Woody Glasswort (Pacific Pickleweed), Salicornia pacifica

Virginia Pickleweed,
Salicornia virginica

Opposite Leaved Saltwort,
Salsola soda

* Prickly Russian Thistle,
Salsola tragus

+ California sea-blite,
Suaeda californica

+ Estuary Sea-blite,
Suaeda esteroa

+ Woolly sea-blite,
Suaeda taxifolia
   
Cistaceae: Rock Roses  

* Pink Rock Rose,
Cistus incanus

* Crimson-spotted Rock Rose,
Cistus ladanifer

* Sage-leaved Rock Rose,
Cistus salviifolius

California Rush Rose,
Helianthemum scoparium
 
Cleomaceae: Capers Commelinaceae: Dayflowers  

Bladderpod,
Peritoma arborea

* Benghal Dayflower,
Commelina benghalensis
     
Convolvulaceae: Morning glories, Dodders and Dichondras

Morning Glory,
Calystegia macrostegia

Chaparral False Bindweed,
Calystegia occidentalis

Marsh Morning Glory,
Calystegia sepium ssp. limnophila

Beach Morning Glory,
Calystegia soldanella

* Field Bindweed,
Convolvulus arvensis

Small-Flowered Morning-Glory, Convolvulus simulans

Alkali Weed,
Cressa truxillensis

California dodder,
Cuscuta californica

Field dodder,
Cuscuta campestris

Saltmarsh Dodder,
Cuscuta pacifica

Western field dodder,
Cuscuta pentagona

Canyon dodder,
Cuscuta subinclusa

Western Dichondra,
Dichondra occidentalis

Mile-a-minute Vine,
Ipomoea cairica
 
Crassulaceae: Stonecrops

* Tree Aeonium,
Aeonium arboreum

Pig's Ear,
Cotyledon orbiculata

Pygmy-weed,
Crassula aquatica

Pygmy-weed,
Crassula connata

Jade Plant,
Crassula ovata

Blochman's Dudleya,
Dudleya blochmaniae

Santa Monica Mountains Dudleya, Dudleya cymosa ssp. ovatifolia

Canyon Liveforever,
Dudleya cymosa ssp. pumila

Ladies' Fingers,
Dudleya edulis

Lanceleaf Dudleya,
Dudleya lanceolata

Many-stemmed Dudleya,
Dudleya multicaulis

Chalk Dudleya,
Dudleya pulverulenta

+ Laguna Beach Dudleya,
Dudleya stolonifera

Sticky Liveforever,
Dudleya viscida
 
Cucurbitaceae: Gourds

Datiscaceae: Datiscas. Characteristics


Watermelon,
Citrullus lanatus var. citroides

Wild Gourd (Calabazilla, Coyote gourd), Cucurbita foetidissima

Wild Cucumber (Manroot), Marah macrocarpus var. macrocarpus

Durango Root,
Datisca glomerata

 
Ericaceae: Heaths. Characteristics and species comparisons

Pacific Madrone,
Arbutus menziesii

Eastwood manzanita,
Arctostaphylos glandulosa

Bigberry manzanita,
Arctostaphylos glauca

Pringle Manzanita,
Arctostaphylos pringlei

Summer Holly,
Comarostaphylis diversifolia

Mission Manzanita,
Xylococcus bicolor
       
Euphorbiaceae: Spurges (Notes on Euphorbias and Chamaesyces)

California Copperleaf,
Acalypha californica

Rattlesnake weed,
Chamaesyce albomarginata

Spotted Spurge,
Chamaesyce maculata

* Matted sandmat,
Chamaesyce serpens

Thymeleaf Sandmat, Chamaesyce serpyllifolia var. serpyllifolia

California Croton,
Croton californicus

Doveweed (Turkey mullein),
Croton setigerus

* Gopher spurge (Mole plant),
Euphorbia lathyris

* Spotted spurge,
Euphorbia maculata

Cliff Spurge,
Euphorbia misera

Petty Spurge (Cancer weed), Euphorbia peplus

Smallseed Sandmat,
Euphorbia polycarpa

Warty spurge,
Euphorbia spathulata

* Castor-bean,
Ricinis communis

* Chinese Tallow Tree,
Sapium sebiferum
Fabaceae: Legumes; Subfamily Faboideae: Characteristics

(Separate index page)
   
Fagaceae: Oaks. Characteristics

Coast Live Oak,
Quercus agrifolia

California Scrub Oak,
Quercus berberidifolia

Canyon Oak,
Quercus chrysolepis


Nuttall's Scrub Oak,
Quercus dumosa


Engelmann oak,
Quercus engelmannii

Holly Oak,
Quercus ilex

Oracle Oak,
Quercus X morehus

Valley Oak,
Quercus lobata

Interior Live Oak,
Quercus wislizenii
 
Frankeniaceae: Frankenias Garryaceae   Characteristics    

Alkali heath,
Frankenia salina

Pale (Ashy, Yellow-leaf) Silk-Tassel, Garrya flavescens

Canyon Silktassel,
Garrya veatchi

   
Gentianaceae: Gentians    

Catchfly Prairie Gentian,
Eustoma exaltatum

Parry's Deer Ears,
Frasera parryi

Canchalagua,
Zeltnera venusta
   
Geraniaceae: Geraniums

* Short-fruited filaree,
Erodium brachycarpum

* Long-beaked filaree,
Erodium botrys


* Red-stemmed filaree,
Erodium cicutarium

* White-stemmed filaree,
Erodium moschatum

* Cutleaf Geranium,
Geranium dissectum
Grossulareaceae: Gooseberries and currants. Characteristics Easily confused Orange County gooseberries

Bitter Gooseberry,
Ribes amarum

Golden Currant,
Ribes aureum

Hillside Gooseberry,
Ribes californicum

White-flowered Currant,
Ribes indecorum

Chaparral Currant,
Ribes malvaceum

Chaparral Currant,
Ribes malvaceum var. malvaceum

Sierra Gooseberry,
Ribes roezlii

Fuchsia-flowered Gooseberry,
Ribes speciosum
   
Hypericaceae: St. John's Worts Juglandaceae: Walnuts  

* Canary Islands St. John's-wort,
Hypericum canariense
 
California Black Walnut,
Juglans californica

* English Walnut,
Juglans regia
 
Lamiaceae: Mints and Sages

* Henbit,
Lamium amplexicaule

+ Santa Ana Pitcher Sage,
Lepechinia cardiophylla

* Common Horehound (White Horehound), Marrubium vulgare

* Spearmint,
Mentha spicata

* Peppermint,
Mentha x piperita

Mustang Mint,
Monardella breweri ssp. lanceolata

Thickleaf Monardella,
Monardella hypoleuca

Sierra Mint,
Pycnanthemum californicum

White Sage,
Salvia apiana

Chia,
Salvia columbariae

Purple Sage,
Salvia leucophylla

Black Sage,
Salvia mellifera

Hummingbird Sage,
Salvia spathacea

Sierra skullcap, Scutellaria
bolanderi ssp. austromontana

Danny's Scullcap,
Scutellaria tuberosa

Rigid hedge-nettle,
Stachys ajugoides var. rigida

California Hedge-nettle,
Stachys bullata

Rough hedge-nettle,
Stachys rigida ssp. quercetorum

Woolly Blue-curls,
Trichostema lanatum

Vinegar weed,
Trichostema lanceolatum

Parish's bluecurls,
Trichostema parishii
       
Linaceae: Flaxes Loasaceae Lythraceae: Loosestrifes

* Scarlet Flax,
Linum grandiflorum

Chaparral Blazing Star,
Mentzelia micrantha

California Loosestrife,
Lythrum californicum

* Hyssop loosestrife,
Lythrum hyssopifolia

* Pomegranate,
Punica granatum
Malvaceae: Mallows

Palmer's Indian Mallow,
Abutilon palmeri

* Pyramid Tree,
Lagunaria patersonia

Island Mallow,
Lavatera assurgentiflora

* Cornish Mallow,
Lavatera cretica

Yellowstem Bushmallow, Malacothamnus densiflorus

Bush Mallow,
Malacothamnus fasciculatus

* Bull Mallow,
Malva nicaeensis

* Cheeseweed,
Malva parviflora

Cretan Mallow,
Malva pseudolavatera

Alkali Mallow,
Malvella leprosa

* Carolina Bristlemallow,
Modiola caroliniana

Checker bloom,
Sidalcea malviflora

Few-leaved Checker Bloom,
Sidalcea sparsifolia
   
Montiaceae: Montias

Brewer's Redmaids,
Calandrinia breweri

Fringed Redmaids,
Calandrinia ciliata

Common Pussypaws,
Cisthante monandrum

Narrow-leaf Miner's Lettuce, Claytonia parviflora ssp. parviflora

Miner's Lettuce,
Claytonia perfoliata ssp. perfoliata
Moraceae: Mulberries and Figs

Myrsinaceae: Primroses

Myrtaceae: Myrtles and Eucalyptus

White Mulberry,
Morus alba

* Scarlet Pimpernel,
Anagallis arvensis

River Red gum,
Eucalyptus camaldulensis

Blue Gum,
Eucalyptus globulus

Coral Gum,
Eucalyptus torquata
Nyctaginaceae: Four o'clocks Abronia comparison

Red sand verbena,
Abronia maritima

Pink Sand Verbena (Beach Sand Verbena), Abronia umbellata

* Marvel of Peru,
Mirabilis jalapa

Wishbone bush,
Mirabilis laevis var. crassifolia
 
Oleaceae: Ashes, Olives, Lilacs, Privets. Characteristics

California Flowering-Ash,
Fraxinus dipetala

* Shamel Ash,
Fraxinus uhdei


Velvet Ash,
Fraxinus velutina

   
Onagraceae: Evening Primroses. Characteristics

Sun Cup,
Camissoniopsis bistorta

Beach evening primrose,
Camissoniopsis cheiranthifolia

Hairy Sun Cup,
Camissoniopsis hirtella

Jurupa Hills Sun Cup,
Camissoniopsis ignota

Small evening primrose,
Camissoniopsis micrantha

Strigulose evening primrose,
Camissonia strigulosa

Farewell-to-Spring,
Clarkia bottae

Canyon Clarkia,
Clarkia epilobioides

Purple Clarkia,
Clarkia purpurea ssp. quadrivulnera

Diamond Clarkia,
Clarkia rhomboidea

Ramona Clarkia,
Clarkia similis

Tall Willowherb,
Epilobium brachycarpum

California Fuchsia,
Epilobium canum

California Sun Cup,
Eulobus californicus

Fringed Willowherb, Epilobium
ciliatum ssp. ciliatum

* Creeping Water Primrose,
Ludwigia hexapetela

Yellow Water-primrose,
Ludwigia peploides
L. repens (introduced invasive). Possibly established in the San Diego Creek Channel, but not confirmed. Generally 4 petals per flower.
California Evening Primrose, Oenothera californica

Hooker's Evening Primrose, Oenothera elata

Showy Evening Primrose,
Oenothera speciosa
       
Orobanchaceae: Broomrapes Castilleja comparisons

Coast Paintbrush,
Castilleja affinis ssp. affinis

Desert Indian Paintbrush,
Castilleja applegatei martinii

Dense-flowered Indian Paintbrush, Castilleja densiflorus

Purple Owl's Clover,
Castilleja exserta ssp. exserta

Woolly Paintbrush (Felt Paintbrush), Castilleja foliosa

Lesser Indian Paintbrush,
Castilleja minor

Salt Marsh Bird's Beak, Cordylanthus maritimus ssp. maritimus


Stiffbranch Bird's Beak,
Cordylanthus rigidus ssp. setiger

Broomrape,
Orobanche sp.

Indian Warrior,
Pedicularis densiflora
Oxalidaceae: Woodsorrels Paeoniaceae: Peonies

White Oxalis,
Oxalis albicans

* Creeping Woodsorrel,
Oxalis corniculata

* Pink Shamrock,
Oxalis corymbosa

* Bermuda Buttercup,
Oxalis pes-caprae

California Peony,
Paeonia californica
Papaveraceae: Poppies

Bush Poppy,
Dendromecon rigida

Golden Ear-drops,
Ehrendorferia chrysantha

Tufted Poppy,
Eschscholzia caespitosa

California Poppy,
Eschscholzia californica

Small-flowered Meconella, Meconella denticulata

Western Poppy,
Papaver californicum

Wind Poppy,
Papaver heterophyllum

Coulter's Matilija Poppy,
Romneya coulteri



 
Phrymaceae: Lopseed and Monkeyflowers

Sticky Monkeyflower,
Mimulus aurantiacus

Yellow Monkeyflower,
Mimulus brevipes

Scarlet Monkeyflower,
Mimulus cardinalis

+ Cleveland's Bush Monkeyflower, Mimulus clevelandii

Many-flowered Monkeyflower, Mimulus floribundus
Phrymaceae: Lopseed and Monkeyflowers (cont.)   Phytolaccaceae: Pokeweeds Pittosporaceae: Pittosporums

Seep Monkey flower,
Mimulus guttatus

Downy Monkey flower,
Mimulus pilosus
 
American Pokeweed ,
Phytolacca americana

* Victorian Box Tree,
Pittosporum undulatum
Plantaginaceae: Plantains

Coulter's Snapdragon,
Antirrhinum coulterianum

Twining Snapdragon,
Antirrhinum kelloggii

Violet Snapdragon (Nuttall's Snapdragon), Antirrhinum nuttallianum, ssp. nuttallianum

Violet Snapdragon (Nuttall's Snapdragon), Antirrhinum nuttallianum spp. subsessile

Water Hyssop,
Bacopa monnieri

Two-headed Water Starwort, Callitriche heterophylla

Winged Water Starwortt,
Callitriche marginata

Southern Chinese Houses,
Collinsia concolor

Purple Chinese Houses,
Collinsia heterophylla

Parry's Blue-eyed Mary,
Collinsia parryi

Yellow Bush Penstemon,
Keckiella antirrhinoides

Heart-leaved Bush Penstemon, Keckiella cordifolia

Sharpleaf Cancerwort,
Kickxia elatine

Roundleaf Cancerwort,
Kickxia spuria

Canada Toadflax,
Linaria canadensis

Blue Toadflax,
Nuttallanthus texanus

Scarlet Bugler,
Penstemon centranthifolius

Grinnell's Penstemon,
Penstemon grinnellii

Foothill Penstemon,
Penstemon heterophyllus

Showy Penstemon, Penstemon spectablis ssp. spectabilis

* French Psyllium,
Plantago areneria

California plantain,
Plantago erecta

* English Plantain,
Plantago lanceolata

* Common Plantain,
Plantago major

Woolly Plantain,
Plantago ovata

* Water Speedwell,
Veronica anagallis-aquatica
       
Platanaceae: Sycamores      

Western Sycamore,
Platanus racemosa

* London Plane Tree, Platanus × hispanica
     
Plumbaginaceae: Leadworts  

California Marsh-rosemary (Sea Lavender), Limonium californicum

* European Sea Lavender,
Limonium duriusculum

* Algerian Sea Lavender,
Limonium ramosissimum

* Wavy Leaf Sea Lavender,
Limonium sinuatum
 

Polemoniaceae: Phloxes. Characteristics


Straggling Gilia,
Allophyllum divaricatum

Blue False-gilia,
Allophyllum glutinosum

Giant Woolly Star,
Eriastrum densifolium

Sapphire Wool Star,
Eriastrum sapphirinum

California Gilia,
Gilia achilleifolia

Los Angeles Gilia,
Gilia angelensis

Globe or Blue-headed Gilia,
Gilia capitata

Bird's-eye Gilia,
Gilia tricolor

Whisker-brush,
Leptosiphon ciliatus

Many-flowered Linanthus, Leptosiphon floribundus spp. floribundus

Smooth Many-flowered Linanthus, Leptosiphon floribundus ssp. glaber

Flax-flowered Linanthus,
Leptosiphon liniflorus

Prickly Phlox,
Linanthus californicus

Ground Pink,
Linanthus dianthiflorus

Coast Baby-star,
Linanthus parviflorus

Hollyleaf Navarretia,
Navarretia atractyloides

Hooked Navarretia,
Navarretia hamata ssp. leptantha

Southern Gilia,
Saltugilia australis
   
Polygalaceae: Milkworts        

Sierra milkwort,
Polygala cornuta var. fishiae
       
Polygonaceae: Buckwheats and relatives

Fringed Spineflower, Chorizanthe fimbriata var. fimbriata

+ Peninsular Spineflower,
Chorizanthe leptotheca

Knotweed Spineflower, Chorizanthe polygonoides var longispina

Prostrate Spineflower,
Chorizanthe procumbens

Turkish Rugging,
Chorizanthe staticoides

* Devil's Thorn,
Emex spinosa

Long-stemmed Buckwheat (Wand Buckwheat), Eriogonum elongatum

California Buckwheat,
Eriogonum fasciculatum spp. fasciculatum

Leafy Buckwheat,
Eriogonum fasciculatum ssp. foliolosum

Saint Catherine's Lace,
Eriogonum giganteum

Slender Woolly Buckwheat, Eriogonum gracile

Few-flowered Naked Buckwheat, Eriogonum nudum var. pauciflorum

Bluff (Dune, Seacliff) Buckwheat, Eriogonum parvifolium

Rock Buckwheat,
Eriogonum saxatile

Thurber's Buckwheat,
Eriogonum thurberi

Wright's Buckwheat, Eriogonum wrightii var. subscaposum

+ Coast Woolly Heads,
Nemacaulis denudata

Longroot Smartweed,
Persicaria amphibia (=Polygonum amphibium)

Common Knotgrass,
Polygonum aviculare

* Willow or Pale Smartweed, Persicaria (= Polygonum) lapathifolia

* Lady's Thumb, Persicaria (= Polygonum) maculosa (= vulgaris)

Dotted Knotweed,
Persicaria punctata

Granny's Hairnet (Threadstem), Pterostegia drymarioides

* Sharp Dock,
Rumex conglomeratus

* Curly Dock,
Rumex crispus

Golden Dock,
Rumex maritimus

Willow Dock,
Rumex salicifolius
     
Portulacaceae: Purslanes   Primulaceae: Primroses  

Common Purslane,
Portulaca oleracea
 
Padre's Shooting Star,
Dodecatheon clevelandii

Water Pimpernel,
Samolus parviflorus
 
Ranunculaceae: Buttercups

Pipestems, Clematis lasiantha

Note on Clematis species

Virgin's Bower,
Clematis ligusticifolia

Ropevine,
Clematis pauciflora

Scarlet Larkspur,
Delphinium cardinale

Parry's Larkspur,
Delphinium parryi

Blue Larkspur,
Delphinium patens

Common Water-crowfoot, Ranunculus aquatilis var. diffusus


California Buttercup,
Ranunculus californicus

Desert Buttercup, Ranunculus cymbalaria, occurs along the Santa Ana river and was found at Upper Newport Bay in 1966.
Delicate Buttercup,
Ranunculus hebecarpus

Western Buttercup,
Ranunculus occidentalis

Meadow Rue,
Thalictrum fendleri (male)

Meadow Rue,
Thalictrum fendleri (female)
   
Rhamnaceae: Buckthorns. Characteristics and leaf comparisons

Hoary-leaved Ceanothus,
Ceanothus crassifolius

Deer Brush,
Ceanothus integerrimus

Chaparral Whitethorn,
Ceanothus leucodermis

Bigpod Ceanothus,
Ceanothus megacarpus

Hairy Ceanothus,
Ceanothus oliganthus

Greenbark Ceanothus,
Ceanothus spinosus

Woollyleaf Ceanothus,
Ceanothus tomentosus

* Italian Buckthorn,
Rhamnus alaternus

California Coffee Berry,
Rhamnus californica

Redberry Buckthorn,
Rhamnus crocea

Holly-leaved Redberry,
Rhamnus ilicifolia

     
Rosaceae: Roses. Characteristics

Chamise, Adenostoma fasciculatum var. fasciculatum

San Diego Chamise, Adenostoma fasciculatum var. obtusifolium

Redshanks,
Adenostoma sparsifolium

California or Birch-leaf Mountain Mahogany, Cercocarpus betuloides

Smooth Mountain Mahogany, Cercocarpus minutiflorus

Ocean Spray,
Holodiscus discolor

Small-leaved Cream Bush, Holodiscus microphyllus var. microphyllus

Mesa Horkelia,
Horkelia cuneata

Toyon,
Heteromeles arbutifolia

Sticky Cinquefoil, Potentilla (=Drymocallis) glandulosa

Holly-leaved Cherry,
Prunus ilicifolia ssp. ilicifolia

California (Wild) Rose,
Rosa californica

* Himalayan Blackberry,
Rubus armeniacus

California Blackberry,
Rubus ursinus
 
Rubiaceae: Madders. Characteristics

Common Bedstraw,
Galium aparine

Narrow-leaved Bedstraw,
Galium angustifolium

Climbing Bedstraw,
Galium nuttallii spp. nuttallii

Climbing Bedstraw,
Galium sp.

Field Madder,
Sherardia arvensis
Rutaceae: Rues        

Bush Rue,
Cneoridium dumosum
       
Salicaceae: Cottonwoods and Willows. Characteristics and species comparison.

Fremont Cottonwood,
Populus fremontii ssp. fremontii

Black Cottonwood,
Populus trichocarpa
     

Narrow-leaved Willow (Sandbar Willow), Salix exigua

Black Willow (Goodding's Willow), Salix gooddingii var. variabilis

Red Willow,
Salix laevigata

Pacific Willow,
Salix lasiandra

Arroyo Willow,
Salix lasiolepis
Sapindaceae: Maples

Saxifragaceae: Saxifrages. Characteristics


Big-leaf Maple,
Acer macrophyllum

Roundleafed Brookfoam,
Boykinia rotundifolia

Parry's Jepsonia (Coast Jepsonia), Jepsonia parryi

Woodland Star,
Lithophragma affine ssp. mixtum

California Saxifrage, Micranthes (Saxifraga) californica
Scrophulariaceae: Figworts (Add: Butterfly bush, * Buddleja davidii)  


* Mousehole Tree,
Myoporum laetum


California Figwort (Bee Plant), Scrophularia californica

* Common Mullein,
Verbascum thapsus

* Twiggy Mullein,
Verbascum virgatum


Neckweed,
Veronica peregrina ssp. xalapensis
Simaroubaceae: Quassias      

Tree of Heaven,
Ailanthus altissima
       

Solanaceae: Nightshades. Characteristics; Note on Genus Solanum


Jimson Weed,
Datura stramonium


Sacred Datura (Tolguacha),
Datura wrightii

Baja desert-thorn,
Lycium brevipes var hassei

California Boxthorn,
Lycium californicum

Tomato,
Lycopersicon esculentum

Cleveland's Tobacco,
Nicotiana clevelandii

* Tree Tobacco,
Nicotiana glauca

Indian Tobacco,
Nicotiana quadrivalvis

Seaside Petunia,
Petunia parviflora

Thick-leaved Ground-cherry, Physalis crassifolia

* Lily of the Valley Vine,
Salpichroa origanifolia

* Small-flowered (White) Nightshade, Solanum americanum

* Chilean Nightshade,
Solanum crispum

Douglas' Nightshade,
Solanum douglasii

Silverleaf Nightshade,
Solanum elaeagnifolium

* Buffalo Berry, Solanum rostratum

Purple Nightshade, Solanum xanti
     
Styracaceae :Storaxes Tamaricaceae: Tamarisk family

Tropaeolaceae: Tropaeolum family

Ulmaceae: Elms

Drug Snowbell,
Styrax redivivus

* Chinese Tamarisk,
Tamarix chinensis

* Tamarisk,
Tamarix ramosissima

* Garden Nasturtium,
Tropaeolum majus
 
Urticaceae: Nettles. Characteristics

Western Nettle (Annual Stinging Nettle), Hesperocnide tenella

Rillita Pellitory,
Parietaria hespera

Hoary (Stinging) Nettle,
Urtica dioica ssp. holosericea

* Dwarf Nettle,
Urtica urens
 
Valerianaceae: Valerians      

Red Valerian,
Centranthus ruber

Longspur Seablush,
Plectritis ciliosa
   
Verbenaceae: Vervains. Characteristics  

Turkey-tangle Frog-fruit, Phyla nodiflora var. nodiflora

Bigbract Verbena,
Verbena bracteata

Western Verbena, Verbena lasiostachys var. lasiostachys

Common Vervain,
Verbena officinalis
 
Violaceae: Violets Viscaceae: Mistletoes. Characteristics

California Golden Violet (Johnny-Jump-up), Viola pedunculata

Oak Yellow Violet, Viola purpurea ssp. quercetorum

Shelton's Violet,
Viola sheltonii

Hairy (Oak) Mistletoe, Phoradendron serotinum ssp. tomentosum

Big-leaf (Sycamore) Mistletoe, Phoradendron serotinum ssp. macrophyllum
Vitaceae: Grapes   Zygophyllaceae: Caltrops

Southern California Wild Grape,
Vitis girdiana

* Common Grape Vine,
Vitis vinifera

 
* Caltrop,
Tribulus terrestris
 

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