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Serpentine Soil Communities of Marin County

Catalog of species of all taxa observed in areas notable for high serpentenite content in the soils:
Mount Tamalpais State Park
Ring Mountain
Carson Ridge and Pine Mountain Road near Fairfax
Others TBD

Indian-pink 1
Silene laciniata
Indian pink 2
Silene laciniata californica
Douglas' stitchwort 3
Minuartia douglasii
red sand spurrey 4
Spergularia rubra
Redmaids 5
Calandrinia ciliata
gypsum springbeauty 6
Claytonia gypsophiloides
Miner's Lettuce 7
Claytonia perfoliata
Common Dandelion 8
Taraxacum officinale
Q-tips 9
Micropus californicus
tocalote 10
Centaurea melitensis
Yellow Starthistle 11
Centaurea solstitialis
smooth mule-ears 12
Wyethia glabra
cobwebby thistle 13
Cirsium occidentale
Bull Thistle 14
Cirsium vulgare
False Dandelion 15
Hypochaeris radicata
Coyote Brush
Baccharis pilularis
common yarrow 16
Achillea millefolium
bigflower agoseris 17
Agoseris grandiflora
Agoseris grandiflora grandiflora
pearly everlasting 18
Anaphalis margaritacea
Mugwort 19
Artemisia douglasiana
Italian thistle 20
Carduus pycnocephalus
Rosilla 12
Helenium puberulum
yellowflower tarweed
Holocarpha virgata
yellowflower tarweed
Holocarpha virgata virgata
small tarweed 21
Madia exigua
grassy tarweed 12
Madia gracilis
coastal burnweed 15
Senecio minimus
Common Groundsel 22
Senecio vulgaris
common sowthistle 23
Sonchus oleraceus
common woolly sunflower 12
Eriophyllum lanatum
Eriophyllum lanatum arachnoideum
White Hawkweed 24
Hieracium albiflorum
American trailplant 25
Adenocaulon bicolor
sticky western rosinweed 25
Calycadenia multiglandulosa
Hayfield Tarweed 26
Hemizonia congesta
Hemizonia congesta lutescens 27
Mt. Tamalpais lessingia 25
Lessingia micradenia
Tamalpais lessingia 25
Lessingia micradenia micradenia
Rough Cocklebur 28
Xanthium strumarium
sessileflower false goldenaster 29
Heterotheca sessiliflora
Mexican devil 30
Ageratina adenophora
California Harebell 3
Asyneuma prenanthoides
Long-beaked Stork's Bill 31
Erodium botrys
Redstem Filaree 32
Erodium cicutarium
Cut-leaved Crane's-bill 33
Geranium dissectum
Dove's Foot Cranesbill 34
Geranium molle
Pink-sorrel 35
Oxalis articulata
windowbox wood-sorrel
Oxalis articulata rubra
Redwood-sorrel 36
Oxalis oregana
Pacific Poison Oak 37
Toxicodendron diversilobum
Bigleaf Maple 38
Acer macrophyllum
California Buckeye 39
Aesculus californica
slender clarkia 40
Clarkia gracilis
winecup clarkia 25
Clarkia purpurea
California Fuchsia 1
Epilobium canum
chaparral willowherb 41
Epilobium minutum
sun cup 42
Taraxia ovata
Coast Live Oak 12
Quercus agrifolia
Canyon Live Oak 43
Quercus chrysolepis
Leather Oak 12
Quercus durata
California Black Oak 38
Quercus kelloggii
Valley Oak 31
Quercus lobata
Interior Live Oak 12
Quercus wislizeni
Giant chinquapin 25
Chrysolepis chrysophylla
Tanoak 12
Notholithocarpus densiflorus
Notholithocarpus densiflorus densiflorus
white alder 38
Alnus rhombifolia
beaked hazel 5
Corylus cornuta
California hazelnut 44
Corylus cornuta californica
Pacific Hound's Tongue 45
Cynoglossum grande
broadleaf forget-me-not 20
Myosotis latifolia
common fiddleneck 20
Amsinckia menziesii
branching phacelia 29
Phacelia ramosissima
Small Baby Blue-eyes 12
Nemophila heterophylla
Baby-blue-eyes 31
Nemophila menziesii
small-flowered nemophila
Nemophila parviflora
Pride of Madeira 46
Echium candicans
Yerba Santa 12
Eriodictyon californicum
California mistmaiden 12
Romanzoffia californica
California figwort 47
Scrophularia californica
Great Mullein 48
Verbascum thapsus
clustered broomrape
Orobanche fasciculata
denseflower Indian paintbrush 10
Castilleja densiflora
Indian Warrior 49
Pedicularis densiflora
Indian warrior 50
Pedicularis densiflora densiflora
hairy bird's beak 12
Cordylanthus pilosus
California groundcone 6
Kopsiopsis strobilacea
coyote mint 12
Monardella villosa
yerba buena 12
Clinopodium douglasii
Pennyroyal 51
Mentha pulegium
White Horehound 30
Marrubium vulgare
Henbit Deadnettle 52
Lamium amplexicaule
pitcher sage 12
Lepechinia calycina
Frog fruit 1
Phyla nodiflora
purple Chinese houses 49
Collinsia heterophylla
Antirrhinum vexillocalyculatum 3
dotseed plantain 12
Plantago erecta
English Plantain 53
Plantago lanceolata
common field-speedwell 54
Veronica persica

Edited by Todd Plummer, some rights reserved (CC BY-SA)

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