Calflora Great Places to view California Native Plants:
CNPS Chapter: Santa Clara Valley -- covering the central and southern San Francisco Peninsula and South Bay area.
Don Edwards SF Bay National Wildlife Refuge
Going Native April Garden Tour
Wild Plants in Santa Clara County Native Plants, by lifeform Native Plants at the edge of their range non-Native Plants by Jepson Bioregion: SF Bay Central Coast
What Grows Here? -- a county level flora --