McLaughlin Natural Reserve
Authors: Compiled by Joe Callizo, updated by Ellen Dean (2019) and Charlie Russell (2021 and later)
Locality: McLaughlin Natural Reserve and the drainages of Knoxville, Hunting, and Davis Creeks
Abstract:

The Donald and Sylvia McLaughlin Natural Reserve is a UC Davis Natural Reserve that straddles portions of Napa, Lake, and Yolo Counties. It protects roughly 7,000 acres of diverse habitats, including rare serpentine soils. This plant list includes voucher specimens and other observations from the Reserve, as well as adjacent properties in the drainages of the Knoxville, Hunting, and Davis creeks.

Habitat notations:

- SMC      Serpentine mixed chaparral       

- SCC       Serpentine cypress chaparral     

- SG         Serpentine grassland                 

- SRS       Serpentine riparian/seeps           

- BOW    Blue oak woodland

- MOW   Mixed oak woodland

- RW       Riparian woodland

- NSMC  Nonserpentine mixed chaparral

- CC        Chamise chaparral

- NSG     Nonserpentine grassland

- VP        Vernal pool  

- RD        Revegetated and/or disturbed   

- F           More common after fire             

- R/S       Rare or sensitive taxon                 

 


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Families: 93
Genera: 357
Species: 730
Total Taxa: 748

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Amaranthus blitoides - Prostrate Amaranth
Atriplex prostrata - Prostrate Spearscale
Atriplex rosea - Tumbling Orach, Redscale Saltweed
Chenopodium berlandieri - Pit-Seed Goosefoot
Chenopodium californicum - California Goosefoot
Chenopodium murale - Nettle-Leaf Goosefoot
Chenopodium vulvaria - stinking goosefoot
Dysphania botrys - Jerusalem oak goosefoot
Dysphania multifida - cutleaf goosefoot
Pistacia atlantica - Mt. Atlas mastic tree
Rhus aromatica - Skunkbrush
Toxicodendron diversilobum - Western Poison-Oak
Daucus pusillus - Rattlesnake Plant
Lomatium dasycarpum - Woolly-Fruit Lomatium
Lomatium utriculatum - Common Lomatium
Sanicula bipinnatifida - Purple Sanicle
Sanicula crassicaulis - Pacific Sanicle
Sanicula tuberosa - Turkey Pea Sanicle
Scandix pecten-veneris - Venus’s Shepherd’s Needle
Torilis arvensis - Field Hedge-Parsley, Tall Sock-Destroyer
Torilis nodosa - Knot Hedge-Parsley, Short Sock-Destroyer
Apocynum cannabinum - Hemp Dogbane
Asclepias eriocarpa - Kotolo Milkweed
Asclepias fascicularis - Narrowleaf Milkweed
Asclepias solanoana - serpentine milkweed
Vinca major - Greater Periwinkle
Achillea millefolium - Yarrow, Milfoil
Agoseris heterophylla - Woodland Agoseris
Anthemis cotula - Mayweed, Stinkweed, Dog-Fennel
Artemisia douglasiana - Douglas Mugwort
Brickellia californica - California Brickellbush
Centaurea solstitialis - Yellow Star-Thistle
Cirsium vulgare - Bull Thistle
Euthamia occidentalis - Western Goldenrod
Gnaphalium palustre - Lowland Cudweed
Gutierrezia sarothrae - Broom Matchweed
Helenium bigelovii - Bigelow's Sneezeweed
Helianthus gracilentus - Slender Sunflower
Helminthotheca echioides - Bristly Ox-Tongue
Hypochaeris glabra - Smooth Cat’s Ear
Lactuca serriola - Prickly Lettuce
Lasthenia californica - California Goldfields
Lasthenia gracilis - Common Goldfields
Logfia filaginoides - California Cottonrose
Logfia gallica - Narrow-Leaf Cottonrose
Madia elegans - Elegant Madia
Matricaria discoidea - Common Pineapple-Weed
Pseudognaphalium beneolens - Fragrant Everlasting
Pseudognaphalium californicum - California Everlasting
Pseudognaphalium luteoalbum - Fragrant Everlasting Cudweed
Pseudognaphalium stramineum - Cotton-Batting Plant
Psilocarphus tenellus - Slender Woolly-Marbles
Rafinesquia californica - California Chicory
Senecio vulgaris - Common Groundsel
Silybum marianum - Milk Thistle
Solidago velutina - Velvety Goldenrod
Solidago velutina subsp. californica - California Velvety Goldenrod
Sonchus asper - Prickly Sow-Thistle
Symphyotrichum subulatum - Bahaman/Southwestern Annual Saltmarsh Aster
Uropappus lindleyi - Silver Puffs
Amsinckia intermedia - Seaside Fiddleneck
Amsinckia menziesii - Small-Flowered Fiddleneck
Cryptantha clevelandii - Cleveland's Cryptantha
Cryptantha intermedia - Nievitas Cryptantha
Cryptantha microstachys - Tejon Cryptantha
Cryptantha muricata - Prickly Cryptantha
Cryptantha muricata var. jonesii - Jones's Prickly Cryptantha
Plagiobothrys nothofulvus - Rusty Popcornflower
Arabis modesta - modest rockcress
Arabis oregana - Oregon rockcress
Athysanus pusillus - Dwarf Athysanus
Barbarea orthoceras - Erect-Pod Winter-Cress
Boechera arcuata - elegant rockcress
Boechera breweri - Brewer's rockcress
Brassica nigra - Black/Wild Mustard
Brassica rapa - Wild Turnip
Capsella bursa-pastoris - Shepherd’s Purse
Cardamine californica - California Milkmaids
Cardamine hirsuta - Hairy Bittercress
Cardamine oligosperma - Idaho Bittercress
Caulanthus flavescens - yellow mustard
Caulanthus lasiophyllus - California Mustard
Draba verna - spring whitlowgrass
Erysimum capitatum - western wallflower
Erysimum capitatum var. capitatum - San Luis Obispo wallflower
Hirschfeldia incana - Short-Pod Mustard
Lepidium chalepense - lenspod whitetop
Lepidium draba - heart-podded hoarycress
Lepidium latifolium - Broad-Leaf Peppergrass
Lepidium latipes - San Diego pepperweed
Lepidium nitidum - Shining Peppergrass
Lepidium strictum - Upright Peppergrass
Raphanus raphanistrum - Jointed Charlock
Raphanus sativus - Wild Radish
Sisymbrium orientale - Oriental Hedge Mustard
Streptanthus barbiger - bearded jewelflower
Streptanthus brachiatus - Freed's jewelflower
Streptanthus breweri - Brewer's jewelflower
Streptanthus glandulosus - bristly jewelflower
Streptanthus hesperidis - serpentine jewelflower
Streptanthus morrisonii - Morrison's jewelflower
Thelypodium brachycarpum - short-podded thelypody
Thysanocarpus curvipes - Lacepod, Fringepod
Thysanocarpus radians - ribbed fringepod
Calycanthus occidentalis - California-allspice
Plectritis ciliosa - Long-Spur Plectritis
Symphoricarpos albus - Common Snowberry
Symphoricarpos mollis - Creeping Snowberry
Cerastium glomeratum - Mouse-Ear Chickweed
Minuartia californica - annual sandwort
Minuartia douglasii - Douglas' stitchwort
Sagina apetala - annual pearlwort
Silene antirrhina - Snapdragon Catchfly
Silene gallica - Windmill Pink
Silene laciniata - Southern Pink
Spergularia rubra - Ruby Sand-Spurrey
Stellaria media - Common Chickweed
Stellaria nitens - Shining Chickweed
Salsola tragus - tumbleweed
Crocanthemum scoparium - Peak Rush-Rose
Calystegia collina - coast range false bindweed
Calystegia collina subsp. collina - coast range false bindweed
Calystegia occidentalis - Western Morning-Glory
Calystegia purpurata - Pacific false bindweed
Convolvulus arvensis - Field Bindweed
Cuscuta californica - California/Chaparral Dodder
Cuscuta howelliana - Bogg's Lake dodder
Cuscuta indecora - pretty dodder
Cuscuta indecora var. indecora - bigseed alfalfa dodder
Dudleya cymosa - canyon liveforever
Marah fabacea - California manroot
Marah watsonii - taw manroot
Hesperocyparis macnabiana - MacNab's cypress
Hesperocyparis sargentii - Sargent's cypress
Juniperus californica - California Juniper
Bolboschoenus glaucus - tuberous bulrush
Bolboschoenus maritimus - Prairie Bulrush
Carex leporina - eggbract sedge
Carex nudata - naked sedge
Carex tumulicola - splitawn sedge
Eleocharis macrostachya - Pale Spike-Rush
Eleocharis palustris - Common Spike-Rush
Eleocharis parishii - Parish’s Spike-Rush
Datisca glomerata - Durango Root
Equisetum laevigatum - Smooth Scouring-rush
Arctostaphylos manzanita - whiteleaf manzanita
Arctostaphylos viscida - whiteleaf manzanita
Arctostaphylos viscida subsp. pulchella - sticky whiteleaf manzanita
Croton setiger - Doveweed, Turkey Mullein
Euphorbia serpillifolia - thymeleaf sandmat
Euphorbia spathulata - roughpod spurge
Acmispon americanus - American Lotus, Spanish-Clover
Acmispon americanus var. americanus - American Lotus, Spanish-Clover
Acmispon grandiflorus - chaparral bird's-foot trefoil
Acmispon parviflorus - Miniature Lotus
Astragalus breweri - Brewer's milkvetch
Astragalus clevelandii - Cleveland's milkvetch
Astragalus gambelianus - Gambel’s Locoweed
Astragalus rattanii - Rattan's milkvetch
Cercis occidentalis - California redbud
Cytisus scoparius - English broom
Glycyrrhiza lepidota - wild licorice
Hoita macrostachya - Leather Root
Lathyrus latifolius - perennial peavine
Lotus corniculatus - Birdfoot Trefoil
Lupinus albifrons - Silver Bush Lupine
Lupinus bicolor - Miniature Lupine
Lupinus luteolus - Milo Baker's lupine
Lupinus nanus - open lupine
Lupinus succulentus - Arroyo Lupine
Melilotus albus - White Sweetclover
Robinia pseudoacacia - yellow locust
Rupertia physodes - forest scurfpea
Thermopsis californica - California goldenbanner
Trifolium albopurpureum - Rancheria Clover
Trifolium bifidum - notchleaf clover
Trifolium dichotomum - branched Indian clover
Trifolium fucatum - bull clover
Trifolium gracilentum - pinpoint clover
Trifolium hirtum - Rose Clover
Trifolium microdon - thimble clover
Trifolium oliganthum - fewflower clover
Trifolium subterraneum - subterranean clover
Trifolium vesiculosum - arrowleaf clover
Vicia sativa - Narrow-Leaf Vetch
Vicia villosa - Hairy Vetch, Winter Vetch
Vicia villosa subsp. varia - Not-So-Hairy Hairy Vetch
Vicia villosa subsp. villosa - Typical Hairy Vetch
Quercus chrysolepis - canyon live oak
Quercus durata - leather oak
Quercus kelloggii - California black oak
Quercus lobata - California white oak
Quercus wislizeni - interior live oak
Garrya congdonii - chaparral silktassel
Garrya elliptica - wavyleaf silktassel
Centaurium tenuiflorum - slender centaury
Zeltnera trichantha - alkali centaury
Erodium botrys - Long-Beak Filaree/Storksbill
Erodium cicutarium - Red-Stem Filaree/Storksbill
Erodium moschatum - White-Stem Filaree/Storksbill
Geranium dissectum - Cut-Leaf Geranium
Geranium molle - awnless geranium
Ribes californicum - California Gooseberry
Ribes malvaceum - Chaparral Currant
Ribes sanguineum - redflower currant
Emmenanthe penduliflora - Whispering Bells
Nemophila menziesii - Baby Blue Eyes
Nemophila pedunculata - Meadow Nemophila
Hypericum calycinum - Aaron's beard
Sisyrinchium bellum - Blue-Eyed-Grass
Juglans hindsii - Northern California black walnut
Juglans regia - English walnut
Juncus balticus - Baltic rush
Juncus occidentalis - western rush
Juncus oxymeris - Pointed Rush
Juncus patens - spreading rush
Monardella viridis - green monardella
Pogogyne douglasii - Douglas' mesamint
Pogogyne serpylloides - thymeleaf mesamint
Scutellaria californica - California skullcap
Scutellaria tuberosa - Danny's skullcap
Stachys rigida - Rigid Hedge-Nettle
Trichostema laxum - turpentine weed
Calochortus splendens - Splendid Mariposa Lily
Hesperolinon bicarpellatum - two-carpeled dwarf-flax
Hesperolinon californicum - California dwarf-flax
Hesperolinon disjunctum - Coast Range dwarf-flax
Hesperolinon drymarioides - Drymaria dwarf-flax
Hesperolinon micranthum - smallflower dwarf-flax
Hesperolinon spergulinum - slender dwarf-flax
Lythrum californicum - California Loosestrife
Fremontodendron californicum - California flannelbush
Malacothamnus fremontii - Fremon's bushmallow
Sidalcea diploscypha - fringed checkerbloom
Sidalcea hartwegii - valley checkerbloom
Sidalcea keckii - Keck's checker-mallow
Toxicoscordion fremontii - Fremont’s Camas
Calandrinia breweri - Brewer's redmaids
Calyptridium quadripetalum - fourpetal pussypaws
Claytonia exigua - serpentine springbeauty
Claytonia exigua subsp. exigua - serpentine springbeauty
Claytonia gypsophiloides - gypsum springbeauty
Claytonia parviflora subsp. parviflora - Narrow-Leaf Miner's-Lettuce
Lewisia rediviva - Oregon bitter-root
Fraxinus dipetala - two-petal ash
Camissoniopsis intermedia - intermediate suncup
Clarkia affinis - chaparral clarkia
Clarkia amoena - farewell to spring
Clarkia concinna - red ribbons
Clarkia gracilis - slender clarkia
Clarkia purpurea - Winecup Fairyfan
Clarkia unguiculata - Elegant Clarkia
Epilobium campestre - smooth spike-primrose
Epilobium canum - California Fuchsia, Hummingbird Trumpet
Taraxia ovata - goldeneggs
Aphyllon fasciculatum - tufted broomrape
Aphyllon tuberosum - chaparral broomrape
Aphyllon validum - Rock Creek broomrape
Aphyllon vallicolum - hillside broomrape
Bellardia trixago - Mediterranean lineseed
Castilleja affinis - Coast Paintbrush
Castilleja applegatei - Wavyleaf Paintbrush
Castilleja densiflora - denseflower Indian paintbrush
Castilleja exserta - Purple Owl’s-Clover
Castilleja foliolosa - Woolly Paintbrush
Castilleja minor subsp. spiralis - California Thread-Torch
Cordylanthus pilosus - hairy bird's-beak
Parentucellia viscosa - yellow glandweed
Pedicularis densiflora - Warrior's Plume
Triphysaria versicolor - yellowbeak owl's-clover
Argemone munita - robust prickly-poppy
Ehrendorferia chrysantha - Golden Ear-Drops
Eschscholzia caespitosa - Tufted Gold-Poppy
Eschscholzia californica - California Poppy
Diplacus aurantiacus - Orange Monkey Flower
Diplacus bolanderi - widethroat pink monkeyflower
Diplacus congdonii - Congdon's monkeyflower
Diplacus kelloggii - Kellogg's monkeyflower
Diplacus layneae - serpentine monkeyflower