GARY GIACOMINI (SAN GERONIMO
RIDGE)
COUNTY OPEN SPACE - MIDDLE
SECTION
(
BOTANICAL NAME COMMON NAME NOTES
ACERACEAE (MAPLE FAMILY)
Acer macrophyllum
Big-leaf Maple
ANACARDIACEAE (SUMAC OR
CASHEW FAMILY)
Toxicodendron (Rhus) diversilobum Poison Oak
APIACEAE/UMBELLIFERAE
(CARROT FAMILY)
Angelica tomentosa
Woodland Angelica
Lomatium dasycarpum ssp. dasycarpum (L.d.) Hog Fennel
Lomatium utriculatum
Yellow Hog Fennel
Osmorhiza chilensis
Sweet Cicely
Perideridia kelloggii Kellogg's Yampah
Sanicula bipinnatifida Purple Sanicle
Sanicula crassicaulis Pacific Sanicle
Sanicula laciniata
Coast Sanicle
Sanicula tuberosa
Turkey Pea
Tauschia kelloggii
Yellow Parsley
Torilis sp. Hedge Parsley
ARALIACEAE (GINSENG FAMILY)
Aralia californica
Elk Clover
ASTERACEAE/COMPOSITAE
(SUNFLOWER/COMPOSITE FAMILY)
Achillea millefolium (A. borealis) Yarrow
Agoseris grandiflora (A. plebia) Mountain Dandelion
Aster radulinus
Broad-leaf Aster
Baccharis pilularis (incl var. consanguinea) Coyote Brush
Calycadenia multiglandulosa (incl var. cephalotes) Rosin Weed
Carduus pycnocephalus Italian Thistle *
Chamomilla suaveolens (Matricaria matricarioides) Pineapple Weed *?
Cirsium hydrophilum var. vaseyi Mt. Tamalpais Thistle LIST 1
Cirsium sp. Thistle
Cirsium vulgare
Bull Thistle *
Erechtites minima (E. prenanthoides) Australian Fireweed *
Ericameria (Haplopappus) arborescens Golden-Fleece
Erigeron reductus var.
angustatus (E. inornatus var. a.) Pine Erigeron
Eriophyllum confertiflorum var. confertiflorum
(E.c.) Golden-Yarrow
Eriophyllum lanatum var. arachnoideum Woolly Sunflower
Filago gallica
French Cudweed *
Gnaphalium californicum Cudweed
Gnaphalium purpureum
Cudweed
Gnaphalium sp. Cudweed
Grindelia hirsutula var. hirsutula (incl G.
rubricaulis &
G. humilis in part) Gumweed
Hemizonia congesta ssp. congesta (incl H. lutescens
&
H. multicaulis ssp m. & ssp.
vernalis) Hayfield Tarweed
Hesperevax sparsiflora var.
sparsiflora (Evax s.)
Hieracium albiflorum
Hawkweed
Hypochaeris (Hypochoeris) glabra Smooth Cat's-ear *
Hypochaeris (Hypochoeris) radicata Hairy Cat's-ear *
Lessingia micradenia var.
micradenia (L. ramulosa var. m.) Tamalpais Lessingia LIST 1
Madia exigua Threadstem Madia
Madia madioides
Woodland Madia
Madia sp. Tarweed
Senecio vulgaris
Common Groundsel *
Silybum marianum
Milk Thistle *
Soliva sessilis (incl S. daucifolia & S.
pterosperma) *
Sonchus asper
Sow Thistle *
Sonchus oleraceus
Sow Thistle *
Taraxacum officinale (incl T. laevigatum) Dandelion *
BETULACEAE (BIRCH FAMILY)
Alnus rhombifolia
White Alder
Corylus cornuta var. californica (C. californica) California Hazel
BLECHNACEAE (DEER FERN
FAMILY)
Woodwardia fimbriata
Western Chain Fern
BORAGINACEAE (BORAGE FAMILY)
Cynoglossum grande
Hound's Tongue
Myosotis latifolia (M. sylvatica) Forget-me-not *
BRASSICACEAE/CRUCIFERAE
(MUSTARD FAMILY)
Cardamine californica (Dentaria integrifolia) Milk Maids
Cardamine oligosperma Bitter-cress
Lepidium nitidum var. nitidum (L.n.) Peppergrass
Streptanthus glandulosus ssp. ? Jewelflower
CAMPANULACEAE (
Campanula griffinii
Tiny
CAPRIFOLIACEAE (HONEYSUCKLE
FAMILY)
Lonicera hispidula var. vacillans California Honeysuckle
Sambucus mexicana (S. coerulea) Blue Elderberry
Symphoricarpos albus var. laevigatus (S. rivularis) Snowberry
Symphoricarpos mollis Snowberry
CARYOPHYLLACEAE (PINK
FAMILY)
Cerastium glomeratum (C. viscosum) Mouse-ear Chickweed *
Minuartia (Arenaria) pusilla
Polycarpon tetraphyllum Four-leaved Allseed *
Silene californica
Indian Pink
Silene gallica
Windmill Pink *
Spergularia rubra
Sand Spurrey *
Stellaria media
Chickweed *
Stellaria nitens
Shining Chickweed
CONVOLVULACEAE
(MORNING-GLORY FAMILY)
Calystegia collina ssp. collina (Convolvulus
malacophyllus) Morning-glory
Calystegia subacaulis ssp.
subacaulis (Convolvulus s.) Morning-glory
CUCURBITACEAE (GOURD FAMILY)
Marah oreganus
Coast Man-root
CYPERACEAE (SEDGE FAMILY)
Carex densa (incl C. breviligulata & vicaria) Sedge
Carex globosa
Sedge
Carex serratodens
Sedge
Carex sp. Sedge
?Carex utriculata (C.
rostrata) Bottle Sedge
Cyperus eragrostis
Umbrella Sedge
Scirpus microcarpus
Bulrush
DENNSTAEDTIACEAE (BRACKEN
FAMILY)
Pteridium aquilinum var. pubescens Bracken
DRYOPTERIDACEAE (WOOD FERN
FAMILY)
Athyrium filix-femina var. cyclosorum (A.f. var.
sitchense) Coastal Lady Fern
Dryopteris arguta
Coastal Wood Fern
Polystichum munitum
Western Sword Fern
EQUISETACEAE (HORSETAIL
FAMILY)
Equisetum telmateia ssp. braunii Giant Horsetail
ERICACEAE (HEATH FAMILY)
Arbutus menziesii
Madrone
Arctostaphylos glandulosa ssp. glandulosa (A.g. incl
A. cushingiana) Eastwood
Manzanita T.L.
Arctostaphylos hookeri ssp.
Gaultheria shallon
Salal
Rhododendron occidentale Western Azalea
Vaccinium ovatum
Huckleberry
FABACEAE/LEGUMINOSAE (LEGUME
FAMILY)
Astragalus gambelianus (A. gambellianus) (incl var.
elmeri) Loco Weed
Cytisus scoparius
Scotch Broom *
Genista (Cytisus) monspessulana French Broom *
Lathyrus vestitus var. vestitus (incl ssp. puberulus
&
ssp.
bolanderi, in part) Hillside Pea
Lotus humistratus
Colchita
Lotus scoparius var. scoparius (L.s.) Deerweed
Lotus wrangelianus (L. subpinnatus) Calf Lotus
Lupinus bicolor (incl L. micranthus &
polycarpus) Dove Lupine
Lupinus latifolius var. latifolius (L.l.) Lupine
Medicago polymorpha (incl var. brevispina &
M. hispida incl vars. confinis &
apiculata) Bur Clover *
Pickeringia montana var. montana (P.m.) Chaparral Pea
Thermopsis macrophylla var. macrophylla (T.m.) False Lupine
Trifolium bifidum var. bifidum (T.b. in part) Notched-leaf Clover
Trifolium fucatum (incl T. flavulum) Sour Clover
Trifolium willdenovii (T. tridentatum) Tomcat Clover
Vicia gigantea
Vetch
Vicia sativa ssp. nigra (V. angustifolia) Hairy Vetch *
FAGACEAE (OAK FAMILY)
Chrysolepsis (Castanopsis) chrysophylla var.
chrysophylla Chinquapin
Lithocarpus densiflorus var. densiflorus (L.d.) Tanbark Oak
Quercus agrifolia var. agrifolia (Q.a.) Coast Live Oak
Quercus chrysolepis
Canyon Live Oak
Quercus kelloggii
California Black Oak
Quercus parvula var. shrevei (Q. wizlizeni var.
frutescens in
part)
Quercus wislizeni var. frutescens Chaparral Oak
?Quercus x chasei
GARRYACEAE (SILK TASSEL
FAMILY)
Garrya elliptica
Silk Tassel Bush
GENTIANACEAE (GENTIAN
FAMILY)
Centaurium sp. Centaury
GERANIACEAE (GERANIUM
FAMILY)
Erodium botrys
Broad-leaf Filaree *
Erodium cicutarium
Red-stem Filaree *
Geranium dissectum
Cut-leaved Cranesbill *
Geranium molle
Soft Cranesbill *
GROSSULARIACEAE (GOOSEBERRY
FAMILY)
Ribes menziesii (incl var. leptosmum) Canyon Gooseberry
HYDROPHYLLACEAE (WATERLEAF
FAMILY)
Eriodictyon californicum Yerba Santa
Nemophila parviflora var.
parviflora (N.p.)
IRIDACEAE (IRIS FAMILY)
Iris douglasiana (incl var. major) Douglas Iris
Sisyrinchium bellum
Blue-eyed Grass
JUNCACEAE (RUSH FAMILY)
Juncus bufonius var. bufonius (J.b.) Toad Rush
Juncus occidentalis
Slender Rush
Juncus patens
Rush
Luzula comosa (L. multiflora) Wood-rush
LAMIACEAE/LABIATAE (MINT
FAMILY)
Lepechinia calycina
Pitcher Sage
Monardella purpurea (M.
neglecta) Pennyroyal S.L.
Satureja douglasii (S. chamissonis) Yerba Buena
Stachys ajugoides var. rigida (S. r. var.
quercetorum) Hedge Nettle
LAURACEAE (LAUREL FAMILY)
Umbellularia californica California Bay
LILIACEAE (LILY FAMILY)
Calochortus umbellatus Oakland Star-tulip LIST 4
Chlorogalum pomeridianum var. pomeridianum (C.p.) Soap Plant
Disporum hookeri
Fairy Bells
Fritillaria affinis var. affinis (F. lanceolata) Mission Bells
Scoliopus bigelovii
Fetid Adder's Tongue
Smilacina racemosa (S.r. var. amplexicaulis) Fat Solomon
Triteleia (Brodiaea) laxa Ithuriel's Spear
Xerophyllum tenax
Bear Grass or Squaw Grass
Zigadenus fremontii (incl vars. minor & salsus) Star Lily
MYRICACEAE (WAX MYRTLE
FAMILY)
Myrica californica
California Wax Myrtle
ONAGRACEAE (EVENING PRIMROSE
FAMILY)
Clarkia sp.
Epilobium brachycarpum (E. paniculatum) Willow-herb
?Epilobium ciliatum ssp. ciliatum (E.
californicum &
E. adenocaulon incl var.
occidentalis) Northern Willow Herb
Epilobium minutum
Willow-herb
ORCHIDACEAE (ORCHID FAMILY)
Corallorhiza sp. Coralroot
Piperia (Habenaria) sp. Rein-orchis
PAPAVERACEAE (POPPY FAMILY)
Dendromecon rigida
Bush Poppy
Eschscholzia californica California Poppy
PHILADELPHACEAE (MOCK ORANGE
FAMILY)
Whipplea modesta Modesty T.L.
PINACEAE (PINE FAMILY)
Pinus muricata
Bishop Pine
Pseudotsuga menziesii var. menziesii (P.m.) Douglas-Fir
PLANTAGINACEAE (PLANTAIN
FAMILY)
Plantago erecta (P. hookeriana var. californica) Dwarf Plantain
Plantago lanceolata
Ribwort *
POACEAE/GRAMINEAE (GRASS
FAMILY)
Aira caryophyllea
Silver Hair Grass *
Bromus hordeaceus (B. mollis &. & B.
racemosus) Soft Chess *
Festuca californica
California Fescue
Festuca idahoensis
Idaho Fescue
Hierochloe occidentalis Vanilla Grass
Melica torreyana
Melicgrass
Poa annua Annual Bluegrass *
Poa secunda ssp. secunda (P. scabrella) One-sided Bluegrass
Poa sp.
POLEMONIACEAE (PHLOX FAMILY)
Linanthus parviflorus Small-flowered Linanthus
Navarretia heterodoxa
POLYGONACEAE (BUCKWHEAT
FAMILY)
Eriogonum nudum var. nudum (E.n.) Nude Buckwheat
Rumex acetosella
Sheep Sorrel *
Rumex pulcher
Fiddle Dock *
Rumex sp. Dock
POLYPODIACEAE (POLYPODY FAMILY)
Polypodium californicum (incl var. kaulfusii &
fmas. parsonsiae & branscombii) California Polypody
PORTULACACEAE (PURSLANE FAMILY)
Calandrinia ciliata (C.c. var. menziesii) Red Maids
Claytonia (Montia) gypsophiloides
Claytonia exigua ssp. exigua (Montia spathulata incl
vars.rosulata & tenuifolia) Slender Claytonia
Claytonia perfoliata ssp. perfoliata (Montia p.
& all formas) Miner's Lettuce
PRIMULACEAE (PRIMROSE
FAMILY)
Anagallis arvensis
Scarlet Pimpernel *
Dodecatheon hendersonii (incl ssp. cruciatum) Shooting Star
Trientalis latifolia
Star-flower
PTERIDACEAE (BRAKE FAMILY)
Adiantum jordanii (incl A. x tracyi) California Maidenhair
Aspidotis (Cheilanthes) californica
?Aspidotis densa (Onychium d.,
Cheilanthes siliquosa) Serpentine Fern
Pentagramma (Pityrogramma) triangularis ssp.
triangularis Goldback Fern
RANUNCULACEAE (BUTTERCUP
FAMILY)
Ranunculus californicus (incl var. cuneatus) California Buttercup
Ranunculus muricatus
Prickle-fruit Buttercup *
RHAMNACEAE (BUCKTHORN
FAMILY)
Ceanothus cuneatus var. cuneatus (C. ramulosus) Blue Buck-brush
Ceanothus foliosus var. foliosus (C.f.) Indigo Bush
Ceanothus jepsonii var. jepsonii (C.j.) Musk Bush
Ceanothus thyrsiflorus Blue Blossom
Rhamnus californica ssp. californica (R.c.) Coffee Berry
ROSACEAE (ROSE FAMILY)
Adenostoma fasciculatum Chamise
Aphanes (Alchemilla) occidentalis Lady's Mantle
Fragaria vesca (F. californica) Wild Strawberry
Heteromeles (Photinia) arbutifolia Toyon
Holodiscus discolor
Ocean-spray
Physocarpus capitatus Ninebark
Potentilla glandulosa ssp. glandulosa (P.g) Sticky Cinquefoil
Rosa gymnocarpa
Wood Rose
Rosa spithamea (incl var. sonomensis) Sonoma Rose
Rubus parviflorus (incl var. velutinus) Thimbleberry
Rubus ursinus
California Blackberry
RUBIACEAE (MADDER FAMILY)
Galium aparine (incl G. spurium) Goose Grass *
Galium californicum ssp. californicum (G.c.) Bedstraw
Galium porrigens var. porrigens (G. nuttallii incl
var.
ovalifolium) Climbing Bedstraw
Galium sp. Bedstraw
Galium triflorum
Sweet-scented Bedstraw
Sherardia arvensis
Field Madder *
SAXIFRAGACEAE (SAXIFRAGE
FAMILY)
Heuchera micrantha (incl vars. pacifica
& hartwegii) Alum-root
Lithophragma affine
Woodland Star
Lithophragma heterophyllum Woodland Star
Saxifraga californica (incl S. fallax) Saxifrage
Tellima grandiflora
Fringe-cups
SCROPHULARIACEAE (FIGWORT
FAMILY)
Castilleja foliolosa
Woolly Indian Paintbrush
Mimulus aurantiacus
Bush Monkeyflower
Mimulus guttatus (incl M. arvensis &
M. nasutus & M. glareosus) Monkeyflower
Pedicularis densiflora Indian Warrior
Triphysaria (Orthocarpus) pusilla Dwarf Owl's Clover
TAXODIACEAE (BALD CYPRESS
FAMILY)
Sequoia sempervirens
Redwood
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
* = 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)”
###