Flora of the Kern River Preserve

Species diversity in the Kern River Valley watershed when all living groups are combined is unparalleled in North America north of Mexico. The region's flora makes up a large part of this with over 2000 species of plants documented. Just a portion of the amazing diversity of the Kern River Watershed is reflected in this plant list. The table contains 306 species that have been recorded growing on the Kern River Preserve. If you have found other species or see errors please contact us right away. 

DIVISION/CLASS/FAMILY Scientific Name Common Name(s)   ORIGIN
PTEROPHYTA     TRUE FERNS
AZOLLACEAE
Azolla filiculoides
mosquito fern

Native
PTERIDACEAE
Cheilanthes covillei 
scaly fern
scaly fern Native

Pellaea mucronata 
bird's foot fern 
bird's foot fern Native
SPHENOPHYTA




EQUISETACEAE
Equisetum arvense
horsetail
Native

Division Coniferophyta -- gymnosperms,
Class Pinopsida

CONIFERS

       
CUPRESSACEAE CYPRESS FAMILY Cupressus arizonica E. Greene Arizona Cypress planted
  Juniperus californica Carrière California Juniper Native
PINACEAE PINE FAMILY Pinus monophylla Single-needle Pinyon Pine Native
  Pinus sabiniana Douglas Gray Pine Native
GNETOPHYTA        
EPHEDRACEAE
Ephedra nevadensis nevadensis S. Watson
Mormon tea
mormon tea Native

Ephedra viridis Cov. green ephedra
Native
ANTHOPHYTA - FLOWERING PLANTS
DICOTYLEDONES - DICOTS




AMARANTHACEAE Amaranthus albus pigweed amaranth S. America
APIACEAE (UMBELLIFERAE)
Apium graveolens
celery

Eurasia

Berula erecta
cut-leaved water parsnip

Brother Alfred Brousseau

Prof. R. P. Olowin St. Mary's College

Native

Cicuta douglasii
water hemlock

Brad Kelley

Native
ASCLEPIADACEAE Asclepias erosa desert milkweed   Native
 
Asclepias fascicularis narrow leaf milkweed

Brother Alfred Brousseau

Prof. R. P. Olowin St. Mary's College

Native
ASTERACEAE (COMPOSITAE)
Ambrosia acanthicarpa
annual bur-sage
Native

Anisocoma acaulis
scale bud
scale bud Native

Artemisia douglasiana
mugwort
mugwort Native

Artemisia dracunculus
tarragon


Native

Artemisia tridentata
great basin sagebrush

Native

Aster frondosus
short-rayed alkali aster

Native

Aster subulatus (A.exilis)
slender aster

Native

Baccharis salicifolia (B. glutinosa, B. viminea)
mule fat
mulefat Native

Baccharis sergiloides
desert baccharis

Native

Bidens frondosa
sticktight

Native

Chaenactis fremontii
desert pincushion
desert pincushion Native
  Chaenactis glabriuscula Yellow Pincushion   Native

Chamomilla suaveolens
pineapple weed
chamomile NW N.A.

Chrysothamnus nauseosus
rabbit brush
rabbitbrush Native

Cichorium intybus
chicory
chicory Europe

Cirsium occidentale var. venustum (C.proteanum)
Venus thistle
cobwebby thistle Native

Cirsium vulgare
bull thistle
Europe

Cnicus benedictus
blessed thistle
  Europe

Conyza coulteri
Coulter's horseweed
  Native

Conyza canadensis
horseweed
  Native

Coreopsis bigelovii
Bigelow's coreopsis
Biglow's coreopsis Native

Cotula australis
Australian brass-buttons
  Australia

Cotula coronopifolia
brass buttons
  S. Africa

Encelia actoni (E.virginensis ssp. a.)
mountain bush sunflower
Native

Ericameria linearifolia
interior goldenbush

Native

Erigeron foliosus
leafy daisy, fleabane
fleabane Native

Eriophyllum ambiguum
woolly sunflower

Native
  Eriophyllum confertiflorum yellow yarrow   Native

Eriophyllum pringlei
bud eriophyllum
bud eriophyllum Native

Euthamia occidentalis

(Solidago o.)

western goldenrod

Native

Filago californica
herba impia

Native

Gnaphalium luteo-album
weedy cudweed

Eurasia

Gnaphalium palustre
lowland cudweed

Native

Helenium puberulum
sneezeweed

Native

Helianthus annuus ssp. lenticularis
common sunflower
common sunflower Native
  Hemizonia fasciculata Slender Tarweed Native

Hemizonia pungens
prickly tarplant

Native

Hymenoclea salsola
burrobush, cheesebush

Native

Isocoma acradenia (Haplopappus a.)
goldenbush, desert isocoma 

Native

Lactuca serriola
prickly lettuce

Europe

Lasthenia californica
goldfields
goldfields Native

Layia glandulosa
white layia
white layia Native

Lepidospartum squamatum
scale broom

Native

Lessingia glandulifera
vinegar plant

Native
  Lessingia lemmonii Lemmon's vinegar weed Native

Malacothrix californica
wild marigold

Native

Malacothrix glabrata
desert dandelion
desert dandelion Native

Microseris campestris
San Joaquin silverpuffs

Native

Microseris douglasii
Douglas' silverpuffs

Native

Pyrrocoma racemosa var. paniculata 
racemose pyrracoma

Native

Sonchus asper
prickly sow-thistle

Europe
  Stephanomeria exigua small wirelettuce Native

Stephanomeria virgata
wand chicory

Native

Taraxacum officinale
dandelion
dandelion Europe

Tetradymia axillaris var. longispina
cottonthorn
cotton thorn Native
  Tetradymia glabrata Little-leaf Horsebrush    

Uropappus lindleyi 
silver puffs

Native

Xanthium spinosum
spiny cocklebur
  Native

Xanthium strumarium
cocklebur
cocklebur
Native
BETULACEAE
Alnus rhombifolia
white alder
Native
BORAGINACEAE
Amsinckia tessellata
fiddleneck, Devil's lettuce
fiddleneck Native

Cryptantha dumetorum
popcorn flower

Native

Cryptantha micrantha popcorn flower Native

Heliotropium curassavicum (var. oculatum) salt heliotrope heliotrope Native

Pectocarya penicillata
winged pectocarya

Native

Plagiobothrys canescens valley popcorn flower

© 2004 Laura Ann Eliassen

Native
BRASSICACEAE (CRUCIFERAE)
Capsella bursa-pastoris shepherd's purse shepherd's purse Europe

Cardaria chalepensis
lens-podded hoary cress

© 2004 Steve Matson

Asia

Cardaria pubescens var. elongata
white-top
Asia

Caulanthus coulteri
Coulter's jewelflower
coulter's jewelflower Native

Descurainia incana (D. richardsonii ssp. viscosa)
tansy mustard

© 2004 Steve Matson

Native

Descurainia sophia
herb Sophia
tansy mustard
Eurasia

Draba cuneifolia
wedge-leaved draba

Native

Hirschfeldia incana (Brassica geniculata)
Mediterranean mustard
mediterranean mustard Mediterranean


Lepidium densiflorum
pepper-grass

Native
  Lepidium strictum prostrate pepper-grass   Native

Rorippa palustris ssp. occidentalis
marsh yellow-cress

© David Smith

Native
  Sisymbrium irio London rocket

© 2004 James M. Andre

Europe

Thysanocarpus curvipes
fringepod
Native

Tropidocarpum gracile
slender keel fruit
slender keel fruit Native
CACTACEAE
Opuntia basilaris
beavertail
beavertail cactus Native

Opuntia echinocarpa
silver cholla silver cholla Native
CALLITRICHACEAE
Callitriche heterophylla
water starwort

© Michael Charters

Native
CAPRIFOLIACEAE
Sambucus mexicana
blue elderberry
Native
Caryophyllaceae Stellaria pallida pale starwort SW Europe
CERATOPHYLLACEAE
Ceratophyllum demersum
hornwort


Native
CHENOPODIACEAE
Atriplex canescens ssp.linearis
four-wing saltbush
four wing saltbush Native

Atriplex patula ssp. hastata
spear oracle

Native

Atriplex rosea redscale, tumbling oracle

Eurasia

Atriplex semibaccata Australian saltbush
Australia

Atriplex serenana bractscale

Native

Bassia hyssopifolia five-hook bassia

Eurasia

Chenopodium berlandieri pitseed goosefoot

Native

Chenopidium botrys Jerusalem oak

Europe

Chenopodium dessiccatum (var. leptophylloides) narrow-leaved goosefoot

Native

Chenopodium pumilio Tasmanian goosefoot

Australia

Grayia spinosa hop sage
hop sage Native

Salsola tragus (S. australis) Russian thistle
tumbleweed Eurasia
CONVOLVULACEAE 
Convolvulus arvensis bindweed
bindweed Europe
  Dichondra donelliana Dichondra    
CRASSULACEAE
Crassula connata (Tillaea erecta) pigmy weed

Native

Dudleya calcicola limestone dudleya Native
CUCURBITACEAE
Cucurbita foetidissima calabazilla, stinking gourd
Native
  Cucurbita palmata coyote gourd, coyote melon Native

Marah fabaceus (M. fabens)  California man-root

Native

Marah horridus Sierra man-root
man root Native
CUSCUTACEAE
Cuscuta californica chaparral dodder

Native
EUPHORIBACEAE
Chamaesyce polycarpa (Euphorbia p.) sand spurge
Native

Chamaesyce serpyllifolia  thyme-leaved spurge

Native
FABACEAE
Astragalus didymocarpus two seeded milkvetch

Native

Glycyrrhiza lepidota wild licorice

Native

Lotus argophyllus silver birdsfoot trefoil
broadleaf birdsfoot trefoil Native

Lotus corniculatus broadleaf birdsfoot trefoil
  Eurasia

Lotus oblongifolius copper-flowered birdsfoot trefoil

Native

Lotus purshianus var. purshianus Spanish clover

Native

Lotus scoparius California broom
California broom Native
Lotus strigosus Bishop Lotus Native

Lupinus albifrons silver lupine
grape soda lupine Native

Lupinus benthamii spider lupine
lupine
Native

Lupinus bicolor (ssp. microphyllus) miniature lupine
miniature lupine Native

Lupinus concinnus (ssp. orcuttii) bajada lupine
bajada lupine Native
  Lupinus microcarpus var. densiflorus chick lupine Native
  Lupinus odoratus Mojave lupine   Native
  Medicago lupulina black medick   Europe
  Medicago sativa alfalfa alfalfa
Eurasia

Melilotus alba white sweetclover white sweet clover Eurasia

Melilotus indica sourclover
sourclover Mediterranean
Trifolium repens white clover Eurasia
Trifolium wormskioldii cow's clover Native
FAGACEAE Quercus wislizenii interior live oak Native
FRANKENIACEAE
Frankenia salina (F. grandifolia var. campestris) alkali heath
Native
GERANIACEAE Erodium botrys broadleaf filaree S. Europe

Erodium cicutarium red-stemmed filaree
filaree Eurasia
GROSSULARIACEAE
Ribes quercetorum oak gooseberry
oak gooseberry Native
HYDROPHYLLACEAE
Emmenanthe penduliflora whispering bells
whispering bells Native

Nama demissum purple mat
purple mat Native

Phacelia cicutaria caterpillar phacelia
white phacelia Native

Phacelia distans fern phacelia

Native

Phacelia fremontii Fremont's phacelia
Fremont's phacelia Native
  Phacelia ramosissima branching phacelia   Native

Phacelia tanacetifolia lacy phacelia
lacy phacelia Native

Pholistoma membranaceum white fiesta flower
white fiesta flower Native
JUGLANDACEAE
Juglans californica var. hindsii California black walnut
California black walnut N. CA
LAMIACEAE
Lamium amplexicaule common henbit
henbit Eurasia
Mentha arvensis field mint Native
Monardella candicans Sierra pennyroyal Native

Salvia carduacea thistle sage
thistle sage Native

Salvia columbariae chia
chia Native
Stachys albens hedge nettle Native
Trichostema lanceolatum vinegarweed Native
LOASACEAE Mentzelia affinis Yellow Comet Native
LYTHRACEAE Lythrum californicum California loosestrife Native
  Lythrum salicaria Purple Loosestrife Europe
MALVACEAE
Eremalche exilis desert mallow
desert mallow Native

Malva neglecta common mallow
common mallow Eurasia

Malva parviflora little mallow, cheeseweed
Eurasia

Sphaeralcea ambigua apricot mallow
apricot mallow
Mojave
NYCTAGINACEAE Mirabilis californica (M. laevis) wishbone bush

Native
OLEACEAE
Fraxinus velutinus velvet ash velvet ash
Native
ONAGRACEAE
Camissonia campestris Mojave sun cup