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Rancho San Antonio County Park and Open Space Preserve

Rancho San Antonio County Park and Open Space Preserve is one of the most popular recreational areas in Santa Clara County. This 3,988-acre Open Space Preserve, combined with the adjoining 165-acre County Park, offers visitors a unique experience with a sampling of diverse environments, ...more ↓

Silver Lupine 1
Lupinus albifrons
Miniature Lupine 2
Lupinus bicolor
Sky Lupine 3
Lupinus nanus
Pacific pea 4
Lathyrus vestitus
Crimson clover 5
Trifolium incarnatum
tomcat clover 6
Trifolium willdenovii
Annual yellow sweetclover 7
Melilotus indicus
Common Deerweed 8
Acmispon glaber
Chile trefoil 3
Acmispon wrangelianus
Common Vetch 9
Vicia sativa
Hairy Vetch 10
Vicia villosa
Chamise 3
Adenostoma fasciculatum
Himalayan Blackberry 11
Rubus armeniacus
trailing blackberry 12
Rubus ursinus
Birchleaf Mountain Mahogany 13
Cercocarpus betuloides
Toyon 3
Heteromeles arbutifolia
ocean spray 14
Holodiscus discolor
Osoberry 15
Oemleria cerasiformis
California Wild Rose 16
Rosa californica
Pacific ninebark 15
Physocarpus capitatus
Coffeeberry 15
Frangula californica
redberry buckthorn 17
Rhamnus crocea
Stinging Nettle 18
Urtica dioica
Pacific Madrone 19
Arbutus menziesii
Western Star Flower 20
Lysimachia latifolia
Western Star Flower
Trientalis latifolia
Scarlet Pimpernel 21
Anagallis arvensis
Henderson's Shooting Star 4
Primula hendersonii
California gilia 22
Gilia achilleifolia
bird's-eye gilia 22
Gilia tricolor
Skunkweed 23
Navarretia squarrosa
red osier dogwood 4
Cornus sericea
Narrowleaf milkweed 3
Asclepias fascicularis
Greater Periwinkle 24
Vinca major
Field Madder 25
Sherardia arvensis
Catchweed Bedstraw 26
Galium aparine
Muhlenberg's centaury 22
Zeltnera muehlenbergii
California Buckwheat 27
Eriogonum fasciculatum
leafy California buckwheat 28
Eriogonum fasciculatum foliolosum
Naked Buckwheat 3
Eriogonum nudum
Common Chickweed 25
Stellaria media
Cardinal Catchfly 29
Silene laciniata
North Californian Indian pink 4
Silene laciniata californica
Miner's Lettuce 30
Claytonia perfoliata
grassy tarweed 3
Madia gracilis
coast tarweed 31
Madia sativa
Hayfield Tarweed 31
Hemizonia congesta
Yellow Starthistle 32
Centaurea solstitialis
Pearly Everlasting 33
Anaphalis margaritacea
California Cudweed 34
Pseudognaphalium californicum
Golden Yarrow 35
Eriophyllum confertiflorum
Common Yarrow 36
Achillea millefolium
Pineapple Weed 37
Matricaria discoidea
California Sagebrush 38
Artemisia californica
California Mugwort 39
Artemisia douglasiana
velvety goldenrod 40
Solidago velutina
California goldenrod 3
Solidago velutina californica
Coyote Brush 41
Baccharis pilularis
Telegraphweed 42
Heterotheca grandiflora
Q-tips 43
Micropus californicus
smooth mule-ears 3
Wyethia glabra
Cobwebby Thistle 44
Cirsium occidentale
Bull Thistle 45
Cirsium vulgare
Silverpuffs 4
Uropappus lindleyi
Milk Thistle 46
Silybum marianum
Italian thistle 11
Carduus pycnocephalus
slender woolly-marbles 23
Psilocarphus tenellus
California Chicory 3
Rafinesquia californica
Long-beaked Stork's Bill 22
Erodium botrys
Redstem Filaree 47
Erodium cicutarium
Dove's-foot crane's-bill 48
Geranium molle
Pacific Poison Oak 49
Toxicodendron diversilobum
Peruvian peppertree 50
Schinus molle
Bigleaf Maple 51
Acer macrophyllum
California Buckeye 2
Aesculus californica
Red Ribbons 15
Clarkia concinna
Santa Clara red ribbons 23
Clarkia concinna automixa
Winecup Clarkia 23
Clarkia purpurea
ruby chalice clarkia 3
Clarkia rubicunda
Elegant Clarkia 3
Clarkia unguiculata
Tasmanian Blue Gum 52
Eucalyptus globulus
Coast Live Oak 3
Quercus agrifolia
California scrub oak 53
Quercus berberidifolia
blue oak 54
Quercus douglasii
California Black Oak 51
Quercus kelloggii
Valley Oak 22
Quercus lobata
California Bee Plant 42
Scrophularia californica
denseflower Indian paintbrush 55
Castilleja densiflora
Purple Owl's Clover 56
Castilleja exserta
Woolly Indian Paintbrush 3
Castilleja foliolosa
Indian Warrior 57
Pedicularis densiflora
Olive 58
Olea europaea
California Hedge Nettle 4
Stachys bullata
Coyote Mint 3
Monardella villosa
yerba buena 3
Clinopodium douglasii
blue skullcap 56
Scutellaria tuberosa
White Horehound 7
Marrubium vulgare
California Pitcher Sage 3
Lepechinia calycina
Western Vervain 3
Verbena lasiostachys
Purple Chinese Houses 57
Collinsia heterophylla

Edited by Anne Parsons and sea-kangaroo, some rights reserved (CC BY-SA)

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