FRENCH RANCH OPEN SPACE
PRESERVE
Marin County Marin CNPS
(Follette et al.) El. 260 ft. - 950 ft.
BOTANICAL NAME
COMMON NAME NOTES
ACERACEAE (MAPLE FAMILY)
Acer macrophyllum
Big-leaf Maple A
ANACARDIACEAE (SUMAC OR CASHEW FAMILY)
Toxicodendron (Rhus) diversilobum Poison Oak AB
APIACEAE/UMBELLIFERAE (CARROT FAMILY)
Conium maculatum
Poison Hemlock * AB
Daucus pusillus
Rattlesnake Weed B
Foeniculum vulgare
Fennel * B
Lomatium dasycarpum ssp. dasycarpum (L.d.) Hog Fennel AB
Osmorhiza chilensis
Sweet Cicely AB
Sanicula crassicaulis Pacific Sanicle AB
Sanicula laciniata
Coast Sanicle AB
Torilis arvensis
* B
Torilis nodosa
Hedge Parsley * AB
ARISTOLOCHIACEAE (PIPEVINE FAMILY)
Aristolochia californica California Pipe-vine T.L. B
ASTERACEAE/COMPOSITAE (SUNFLOWER/COMPOSITE FAMILY)
Achillea millefolium (A. borealis) Yarrow A
Agoseris grandiflora (A. plebia) Mountain Dandelion B
Agoseris heterophylla Annual Dandelion AB
Anthemis cotula
Mayweed * B
Artemisia californica California Sagebrush AB
Artemisia douglasiana Mugwort A
Aster radulinus
Broad-leaf Aster AB
Baccharis pilularis (incl var. consanguinea) Coyote Brush AB
Calycadenia multiglandulosa (incl var. cephalotes) Rosin Weed B
Carduus pycnocephalus Italian Thistle * AB
Centaurea melitensis
Napa Thistle, Tocalote * AB
Centaurea solstitialis Yellow Star-Thistle * B
Cirsium occidentale var. venustum (C. proteanum) Venus Thistle A
Cirsium remotifolium (C. callilepis incl var.
pseudocarlinioides) Thistle A
Cirsium vulgare
Bull Thistle * AB
Erigeron reductus var.
angustatus (E. inornatus var. a.) Pine Erigeron B
Eriophyllum confertiflorum var. confertiflorum
(E.c.) Golden-Yarrow B
Eriophyllum lanatum var. arachnoideum Woolly Sunflower A
Filago gallica
French Cudweed * AB
Gnaphalium californicum Cudweed AB
Gnaphalium purpureum
Cudweed A
Grindelia hirsutula var. davyi A
Hemizonia congesta ssp.
congesta (incl H. lutescens & H. Hayfield Tarweed B
multicaulis ssp m. & ssp. vernalis)
Hesperevax sparsiflora var.
sparsiflora (Evax s.) B
Heterotheca sessiliflora ssp. bolanderi (Chrysopsis
villosa Golden Aster A
var. b.)
Hieracium albiflorum
Hawkweed A
Hypochaeris (Hypochoeris) glabra Smooth Cat's-ear * AB
Hypochaeris (Hypochoeris) radicata Hairy Cat's-ear * AB
Lactuca saligna
Lettuce * B
Lactuca serriola
Prickly Lettuce * B
Layia gaillardioides
A
Lessingia micradenia var.
micradenia (L. ramulosa var. m.) Tamalpais Lessingia LIST 1 B
Madia elegans ssp. densifolia (M.e.) Common Madia B
Madia exigua Threadstem Madia B
Madia gracilis
Slender Tarweed AB
Madia madioides
Woodland Madia A
Microseris douglasii ssp. douglasii (M.d.) Douglas' Dandelion B
Soliva sessilis (incl S. daucifolia & S.
pterosperma) * A
Sonchus asper
Sow Thistle * AB
Sonchus oleraceus
Sow Thistle * AB
Uropappus lindleyi (Microseris linearifolia & M.
lindleyi) Silver Puffs B
Wyethia angustifolia
Narrow-leaf Mule Ears AB
BETULACEAE (BIRCH FAMILY)
Corylus cornuta var. californica (C. californica) California Hazel AB
BORAGINACEAE (BORAGE FAMILY)
Cynoglossum grande
Hound's Tongue AB
BRASSICACEAE/CRUCIFERAE (MUSTARD FAMILY)
Brassica sp. * A
Cardamine californica (Dentaria integrifolia) Milk Maids A
Hirschfeldia incana (Brassica geniculata) Summer Mustard * B
Raphanus raphanistrum Jointed Charlock * B
Streptanthus glandulosus ssp. secundus (S.s.) Jewelflower B
CAPRIFOLIACEAE (HONEYSUCKLE FAMILY)
Lonicera hispidula var. vacillans California Honeysuckle AB
Sambucus mexicana (S. coerulea) Blue Elderberry B
Symphoricarpos albus var. laevigatus (S. rivularis) Snowberry A
CARYOPHYLLACEAE (PINK FAMILY)
Minuartia (Arenaria) douglasii Sandwort B
Scleranthus annuus ssp. annuus (S.a.) Knawel * B
Silene gallica
Windmill Pink * AB
Spergularia rubra
Sand Spurrey * AB
CISTACEAE (ROCK-ROSE FAMILY)
Helianthemum scoparium Broom-rose B
CONVOLVULACEAE (MORNING-GLORY FAMILY)
Calystegia purpurata ssp. purpurata (Convolvulus
occidentalis Morning-glory AB
var. p. & var.
solanensis)
Calystegia subacaulis ssp.
subacaulis (Convolvulus s.) Morning-glory B
Convolvulus arvensis
Bindweed * B
CRASSULACEAE (STONECROP FAMILY)
Dudleya cymosa ssp. cymosa
(Echeveria c.) Rock Lettuce B
CUCURBITACEAE (GOURD FAMILY)
Marah fabaceus
Man-root A
CYPERACEAE (SEDGE FAMILY)
Carex globosa
Sedge AB
Carex serratodens
Sedge B
Carex sp. Sedge B
Cyperus eragrostis
Umbrella Sedge A
Scirpus cernuus (incl var. californicus) B
DENNSTAEDTIACEAE (BRACKEN FAMILY)
Pteridium aquilinum var. pubescens Bracken AB
DRYOPTERIDACEAE (WOOD FERN FAMILY)
Dryopteris arguta
Coastal Wood Fern A
Polystichum munitum
Western Sword Fern A
ERICACEAE (HEATH FAMILY)
Arbutus menziesii
Madrone AB
Arctostaphylos glandulosa ssp. glandulosa (A.g. incl Eastwood Manzanita T.L. AB
A. cushingiana)
Arctostaphylos hookeri ssp. montana
(A.m.)
Mt.TamalpaisManzanita LIST1
B
Gaultheria shallon
Salal A
EUPHORBIACEAE (SPURGE FAMILY)
Eremocarpus setigerus Turkey Mullein B
Euphorbia oblongata
* B
FABACEAE/LEGUMINOSAE (LEGUME FAMILY)
Astragalus gambelianus (A. gambellianus) (incl var.
elmeri) Loco Weed B Cytisus scoparius
Scotch Broom * AB
Genista (Cytisus) monspessulana French Broom * A
Lathyrus latifolius
Everlasting Pea * B
Lathyrus tingitanus
Tangier Pea * B
Lathyrus vestitus var. vestitus (incl ssp. puberulus
& Hillside Pea AB
ssp. bolanderi, in part)
Lotus humistratus
Colchita AB
Lotus micranthus
Hill Lotus AB
Lotus purshianus var. purshianus (L.p.) Spanish Clover AB
Lotus scoparius var. scoparius (L.s.) Deerweed AB
Lotus wrangelianus (L. subpinnatus) Calf Lotus B
Lupinus bicolor (incl L. micranthus &
polycarpus) Dove Lupine AB
Medicago polymorpha (incl var. brevispina &
M. hispida incl vars. confinis &
apiculata) Bur Clover * B
Melilotus indica (M. indicus) Sweet Clover * B
Trifolium albopurpureum var. albopurpureum (T.a.) Indian Clover B
Trifolium bifidum var. bifidum (T.b. in part) Notched-leaf Clover AB
Trifolium depauperatum var.
amplectens (T. a.) Balloon Clover A
Trifolium dubium
Shamrock * AB
Trifolium fucatum (incl T. flavulum) Sour Clover B
Trifolium glomeratum
Knobby Clover * AB
Trifolium hirtum
Rose Clover * B
Trifolium incarnatum
Crimson Clover * B
Trifolium microcephalum Maiden Clover AB
Trifolium repens
White Clover * A
Trifolium subterraneum Subterranean Clover * A
Trifolium willdenovii (T. tridentatum) Tomcat Clover B
Vicia sativa ssp. nigra (V. angustifolia) Hairy Vetch * AB
FAGACEAE (OAK FAMILY)
Lithocarpus densiflorus var. densiflorus (L.d.) Tanbark Oak A
Quercus agrifolia var. agrifolia (Q.a.) Coast Live Oak AB
?Quercus garryana var. garryana
(Q.g.) Oregon Oak A
Quercus kelloggii
California Black Oak A
Quercus wislizeni var. frutescens Chaparral Oak A
GENTIANACEAE (GENTIAN FAMILY)
Centaurium tenuiflorum
* B
GERANIACEAE (GERANIUM FAMILY)
Erodium botrys
Broad-leaf Filaree * AB
Erodium brachycarpum (E. obtusiplicatum) Filaree * B
Erodium cicutarium
Red-stem Filaree * B
Geranium dissectum
Cut-leaved Cranesbill * B
HYDROPHYLLACEAE (WATERLEAF FAMILY)
Eriodictyon californicum Yerba Santa A
Nemophila heterophylla A
Phacelia imbricata ssp. imbricata (P.i.) A
IRIDACEAE (IRIS FAMILY)
Iris douglasiana (incl var. major) Douglas Iris AB
Sisyrinchium bellum
Blue-eyed Grass AB
JUNCACEAE (RUSH FAMILY)
Juncus bufonius var. bufonius (J.b.) Toad Rush B
Juncus occidentalis
Slender Rush B
Juncus patens
Rush B
Juncus xiphioides
Iris-leaved Rush B
LAMIACEAE/LABIATAE (MINT FAMILY)
Lepechinia calycina
Pitcher Sage B
Monardella purpurea (M. neglecta) Pennyroyal S.L. B
Monardella villosa ssp. villosa (M.v. in part) Coyote-mint A
Satureja douglasii (S. chamissonis) Yerba Buena AB
Stachys ajugoides var. rigida (S. r. var.
quercetorum) Hedge Nettle AB
LAURACEAE (LAUREL FAMILY)
Umbellularia californica California Bay AB
LILIACEAE (LILY FAMILY)
Brodiaea elegans ssp. elegans (B.e.) Harvest Brodiaea AB
Calochortus luteus
Yellow Mariposa AB
Chlorogalum pomeridianum var. pomeridianum (C.p.) Soap Plant AB
Triteleia (Brodiaea) laxa Ithuriel's Spear AB
Zigadenus fremontii (incl vars. minor & salsus) Star Lily AB
Zigadenus micranthus var.
fontanus (Z. f.) Marsh Zigadene T.L. B
LINACEAE (FLAX FAMILY)
Hesperolinon micranthum Small-flowered flax B
Linum bienne Flax * B
LYTHRACEAE (LOOSESTRIFE FAMILY)
Lythrum hyssopifolium Loosestrife * B
OLEACEAE (OLIVE FAMILY)
Fraxinus latifolia
Oregon Ash B
ONAGRACEAE (EVENING PRIMROSE FAMILY)
Clarkia amoena ssp. huntiana A
Clarkia gracilis ssp. gracilis Graceful Clarkia B
Clarkia purpurea ssp. viminea Winecup Clarkia AB
Epilobium brachycarpum (E. paniculatum) Willow-herb B
Epilobium minutum
Willow-herb B
ORCHIDACEAE (ORCHID FAMILY)
Corallorhiza maculata Spotted Coralroot A
Corallorhiza maculata fma. immaculata Spotted Coralroot B
PAPAVERACEAE (POPPY FAMILY)
Eschscholzia californica California Poppy AB
Platystemon californicus Cream-cup B
PINACEAE (PINE FAMILY)
Pseudotsuga menziesii var. menziesii (P.m.) Douglas-Fir AB
PLANTAGINACEAE (PLANTAIN FAMILY)
Plantago erecta (P. hookeriana var. californica) Dwarf Plantain B
Plantago lanceolata
Ribwort * AB
POACEAE/GRAMINEAE (GRASS
FAMILY)
Agrostis avenacea
Bentgrass * B
Agrostis exarata (incl var. pacifica
&
A. longiligula var. australis &
A. ampla) Bentgrass A
Aira caryophyllea
Silver Hair Grass * AB
Avena barbata
Slim Oat * AB
Brachypodium distachyon Silica Grass * AB
Briza maxima Rattlesnake Grass * AB
Briza minor Little Rattlesnake Grass * B
Bromus diandrus (B. rigidus incl var. gussonii) Ripgut Grass * AB
Bromus hordeaceus (B. mollis &. & B.
racemosus) Soft Chess * AB
Bromus laevipes
A
Calamagrostis ophitidis Serpentine Reedgrass LIST 4 B
Cynosurus echinatus
Dogtail * AB
Dactylis glomerata
Orchard Grass * AB
Danthonia californica var. californica (D.c.) Oatgrass AB
Deschampsia elongata
Slender Hairgrass A
Elymus glaucus ssp. glaucus (E.g.) Blue Wild-rye AB
Elymus multisetus (Sitanion jubatum) Squirreltail AB
Festuca arundinacea
Alta Fescue * B
Festuca idahoensis
Idaho Fescue B
Gastridium ventricosum Nitgrass * A
Holcus lanatus
Velvet Grass * AB
?Hordeum brachyantherum ssp.
brachyantherum (H.b.) Meadow Barley A
Hordeum murinum ssp.
leporinum (H. l.) Farmer's Foxtail * B
Lolium multiflorum
Ryegrass * AB
Lolium perenne
Perennial Ryegrass * A
Melica torreyana
Melicgrass B
Nassella (Stipa) lepida Needlegrass AB
Nassella (Stipa) pulchra Purple Needlegrass AB
Paspalum distichum (P. paspalodes) B
Phalaris aquatica (P. tuberosa var. stenoptera) Harding Grass * B
Polypogon monspeliensis Rabbitfoot Grass * B
Vulpia microstachys var.
microstachys (Festuca m.) B
POLEMONIACEAE (PHLOX FAMILY)
Collomia heterophylla A
Gilia capitata ssp. capitata (G.c.) B
Linanthus acicularis
Bristly Linanthus LIST 4 B
Linanthus androsaceus Lavender Linanthus B
Navarretia heterodoxa B
Navarretia squarrosa
Skunkweed A
POLYGALACEAE (MILKWORT FAMILY)
Polygala californica
Milkwort AB
POLYGONACEAE (BUCKWHEAT FAMILY)
Eriogonum luteolum var.
caninum (E. vimineum var. c.) Tiburon Buckwheat LIST 3 B
Eriogonum nudum var. nudum (E.n.) Nude Buckwheat AB
Rumex acetosella
Sheep Sorrel * AB
Rumex crispus
Curly Dock * B
Rumex pulcher
Fiddle Dock * B
Rumex salicifolius var. salicifolius (R.s.) Willow Dock B
POLYPODIACEAE (POLYPODY FAMILY)
Polypodium californicum (incl var. kaulfusii &
fmas. parsonsiae & branscombii) California Polypody A
PORTULACACEAE (PURSLANE
FAMILY)
Claytonia perfoliata ssp. perfoliata (Montia p.
& all formas) Miner's Lettuce AB
PRIMULACEAE (PRIMROSE FAMILY)
Anagallis arvensis
Scarlet Pimpernel * AB
Trientalis latifolia
Star-flower A
PTERIDACEAE (BRAKE FAMILY)
Aspidotis (Cheilanthes) californica B
Aspidotis densa (Onychium d., Cheilanthes siliquosa)
Serpentine Fern B
Pellaea andromedifolia Coffee Fern B
Pellaea mucronata var. mucronata (P.m.) Bird's-foot Fern B
Pentagramma (Pityrogramma) triangularis ssp.
triangularis Goldback Fern AB
RANUNCULACEAE (BUTTERCUP FAMILY)
Ranunculus californicus (incl var. cuneatus) California Buttercup B
RHAMNACEAE (BUCKTHORN FAMILY)
Ceanothus cuneatus var. cuneatus (C. ramulosus) Blue Buck-brush AB
Ceanothus thyrsiflorus Blue Blossom A
Rhamnus californica ssp. californica (R.c.) Coffee Berry AB
ROSACEAE (ROSE FAMILY)
Acaena pinnatifida var. californica (A.c.) A
Adenostoma fasciculatum Chamise AB
Aphanes (Alchemilla) occidentalis Lady's Mantle B
Fragaria vesca (F. californica) Wild Strawberry AB
Heteromeles (Photinia) arbutifolia Toyon AB
Holodiscus discolor
Ocean-spray A
?Rosa spithamea (incl var.
sonomensis) Sonoma Rose A
Rubus discolor (R. procerus) Himalaya-berry * B
Rubus parviflorus (incl var. velutinus) Thimbleberry A
Rubus ursinus
California Blackberry AB
RUBIACEAE (MADDER FAMILY)
Galium aparine (incl G. spurium) Goose Grass * A
Galium murale
Tiny Bedstraw * A
Galium porrigens var. porrigens (G. nuttallii incl
var.
ovalifolium) Climbing Bedstraw AB
SCROPHULARIACEAE (FIGWORT
FAMILY)
Castilleja foliolosa
Woolly Indian Paintbrush B
Castilleja subinclusa ssp.
franciscana (C. f.) Indian Paintbrush A
Mimulus aurantiacus
Bush Monkeyflower AB
Mimulus guttatus (incl M. arvensis & M. nasutus
& Monkeyflower B
M. glareosus)
Pedicularis densiflora Indian Warrior A
SELAGINELLACEAE (SPIKE-MOSS FAMILY)
Selaginella wallacei
Wallace Spike-moss S.L. B
TAXODIACEAE (BALD CYPRESS FAMILY)
Sequoia sempervirens
Redwood A
VERBENACEAE (VERVAIN FAMILY)
Verbena lasiostachys var.lasiostachys (V.l.) B
PLANT NAMES
Plant names are as given in
the 1993 JEPSON MANUAL, followed in parentheses by the name given in
J.T. Howell’s MARIN FLORA
AND SUPPLEMENTS if different from the JEPSON MANUAL name.
NOTES
A = ridge fire road along
northern boundary
B = trail/road from S. F.
Drake Blvd. to ridge fire road more or less along western boundary and
all
the serpentine area about halfway up
* = non-native
(introduced)
T.L. = type locality is in Marin County
N.L. = northern limit is in Marin County
S.L. = southern limit is in Marin County
LIST 1 =
listed in the 1994 CNPS INVENTORY OF RARE AND ENDANGERED VASCULAR
PLANTS
OF CALIFORNIA as “rare and
endangered (plants of highest priority)”
LIST 3 =
listed in the above INVENTORY as “plants about which we need more
information”
LIST 4 =
listed in the above INVENTORY as “plants of limited distribution (a
watch list)”
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