The most frequent resource I use for California perennials: Complete Garden Guide to the Native Perennials of California by Glenn Keator. And my favorite garden design book is Designing California Native Gardens: the Plant Community Approach to Artful, Ecological Gardens by Glenn Keator and Alrie Middlebrook.
PERENNIAL
Alumroot
Island Alumroot (Heuchera maxima)
‘Martha Roderick’ (Heuchera micrantha)
Shaggy Alumroot (Heuchera pilosissima)
Beach Aster (Erigeron glaucus)
Bee Plant (Scrophularia californica)
Bluff Angelica (Angelica hendersonii)
Bolander’s Phacelia (Phacelia bolanderi)
Buckwheat
Coast Buckwheat (Eriogonum latifolium)
Flat top buckwheat (Eriogonum fasciculatum)
Red Buckwheat (Eriogonum grande var. rubescens
St. Catherine’s Lace (Eriogonum giganteum)
* Bush Morning Glory (Ipomoea supp.)
Bush Sunflower (Encelia californica)
California Aster as well as dwarf ‘Point Saint George’ (Aster chilense)
California Goldenrod (Solidago californica)
California Fuchsia (Epolibium c. Carman’s Gray & Calistoga)
California Mugwort (Artemesia douglasiana)
California Rockcress (Arabis blepharophylla)
California Sea Thrift (Armeria maritima californica)
Cinquefoil (Potentilla gracilis)
Coastal Mugwort (Artemisia suksdorfii)
Coastal Plantain (Plantago subnuda)
Coastal Poppy (Eschscholzia californica var. californica)
Coastal Wall Flower (Erysimum concinnum)
Coyote Mint (Monardella villosa ‘Russian River’)
Deerbroom, Deerbrush or Deerweed (Lotus scoparium)
Evening Primrose, yellow (Oenothera hooheri)
Fireweed (Epilobium angustifolium)
Fringe Cups (Tellima grandiflora)
Gumplant
Beach Gum Daisy (Grindelia arenicola)
Salt Marsh Gumplant (Grindelia stricta)
* Jonquils, Mixed Fragrant (Narcissius jonquilla)
Lupine
Blue Bush Lupine (Lupinus albifrons)
Yellow Bush Lupine (Lupinus arboreus)
Mallow
Oregon Mallow (Sidalcea candida)
Point Reyes Checkerbloom (Sidalcea calycosa rhizomata)
Matilija Poppy (Romney coulteri)
* Mexican Lobelia (Lobelia laxiflora)
Milkweed
Coastal or Narrow leaf Milkweed (Aesclepias fascicularis)
Davis Showy Milkweed (Aesclepias speciosa)
Indian Milkweed (Aesclepias eriocarpa)
Purple Milkweed (Aesclepias cordifolia)
Monkeyflower
Golden Monkeyflower (Mimulus gluttatus)
Sticky Monkeyflower (Mimulus aurantiacus)
Penstemon
Blue Bedder, Blue Springs, Margarita & Margarita BOP (Penstemon heterophyllus)
Pink Wild Snapdragon (Penstemon palmeri)
Scarlet Bugler (Penstemon centranthifolius)
Showy Penstemon (Penstemon spectobilis)
Yellow Bush Penstamon (Keckiella antirrhinoides var. antirrhinoides)
* Orchid Cactus (Epiphyllum with red, salmon, white, yellow flowers)j
Redwood Sorrel (Oxalis oregana)
Sage, Salvia
‘Bee’s Bliss’ (Salvia leucophylla x S. clevelandii)
Brandegee’s Sage native to Santa Barbara Channel & Baja California (Salvia brandegei)
* Cherry Sage bought from Wayward Gardens (Salvia microphylla)
Hummingbird Sage (Salvia spathacea)
* Mexican Bush Sage (Salvia leucantha)
* Pineapple Sage (Salvia. elegans)
* Roseleaf Sage (Salvia involucrata)
White Sage (Salvia apiana)
Shasta Fern (Polystichum lemmonii)
Soap Lily (Chlorogalum pomeridianum)
Sunflower (Helianthus annuus) grows as a perennial at MuRefuge
* Sunflower, a wild species (Helianthus maximillianii)
* Tuberose, single blossom from my grandmother’s garden in Iowa (Polianthes tuberosa)
* Water lily, yellow flowering (Nymphaea)
Western Bleeding Heart (Dicentra formosa)
Western Columbine (Aquilegia formosa)
Yarrow
Rosy Yarrow (Achillea roseum)
White Yarrow (Achillea millefolium)
Yerba Mansa (Anemopsis californica)
Yampah (Perideridia)