|
| |
| Size |
467 acres |
| Location |
Intersection of Highway 280 and Edgewood Road in Redwood City |
| Elevation |
240’ to 873’ above mean sea level |
| Geology |
Significant (160 acres) concentrations of serpentinite
(California’s state rock) plus sandstone, shale, chert, greenstone, and other
minerals |
| Plants |
- 78 families
- 9 communities (non-native grassland, serpentine bunchgrass grassland, chaparral, mixed
serpentine chaparral, chamise chaparral, mixed Northern California coastal scrub, oak
foothill woodland, mixed hardwood subgroup of the mixed evergreen forest community, and
wetlands)
- about 500 species (unusually high diversity)
|
| Animals |
- Mammals (deer, coyote, fox, bobcat, etc.)
- Birds (about 70 species, including vultures, quails, owls,
hummingbirds, woodpeckers, and flycatchers)
- Amphibians and reptiles (California slender salamander, Western toad, Pacific tree frog,
northern alligator lizard, western fence lizard, gopher snake, western garter snake,
kingsnake, Western skink, etc.)
- Invertebrates (wasps, bees, ants, butterflies, moths, beetles, spiders, and arachnids)
|
| Federal and State Protected Species |
- Bay checkerspot butterfly (Euphydryas editha bayensis)
(threatened)
- San Mateo thornmint (Acanthomintha duttonii)
(endangered)
- Marin western flax (Hesperolinon congestum)
(threatened)
- White-rayed pentachaeta (Pentachaeta bellidiflora)
(endangered)
|
| Other Species of Concern |
- Kings Mountain manzanita (Arctostaphylos regismontana)
- San Francisco collinsia (Collinsia multicolor)
- Western leatherwood (Dirca occidentalis)
- Fragrant fritillary (Fritillaria liliacea)
- Woolly-headed lessingia (Lessingia hololeuca)
- Serpentine linanthus (Linanthus ambiguus)
- Arcuate bush mallow (Malacothamnus arcuatus)
- Blind harvestman spider (Calicina minor)
- Edgewood microblind harvestman (Microcina edgewoodensis)
|
| Other Distinctions |
- Only natural preserve in San Mateo County (Fitzgerald is a marine reserve)
- Spectacular springtime wildflower displays
- Excellent representation of California’s native plant species (which have adapted
to the harsh soil conditions)
|
| Current Status |
- Natural Preserve (since 1993)
- Primary management objective is to protect, preserve, and restore Edgewood’s
natural resources
|
| Activities |
- Hiking, horse riding, nature studying and appreciation
- Picnicking and day camping at Old Stage Day Camp
|
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