| FAMILY |
SCIENTIFIC NAME |
COMMON NAME |
NATIVE |
CODE |
COMMENTS |
| Adoxaceae |
Sambucus nigra subsp. canadensis |
Blue Elderberry |
YES |
S |
existing and restoration planted shrubs. genus previously included in Caprifoliaceae. treated as Sambucus mexicana C. Presl. ex DC. in The Jepson Manual [Ed.1] |
| Anacardiaceae |
Rhus aromatica |
Skunkbush |
YES |
S |
several small scattered populations observed growing near oaks on tailings. treated as Rhus trilobata Nutt. ex Torr. & A.Gray in The Jepson Manual [Ed.1] |
|
Toxicodendron diversilobum |
Western Poison-Oak |
YES |
S/V |
|
| Apocynaceae |
Nerium oleander |
Oleander |
NO |
S |
a single 12' plant observed in a blackberry bramble ravine |
| Asteraceae |
Baccharis pilularis |
Coyote-Brush |
YES |
S |
existing and restoration planted shrubs |
|
Baccharis salicifolia |
Mule's-Fat |
YES |
S |
|
|
Brickellia californica |
California Brickellia |
YES |
S |
|
| Boraginaceae |
Eriodictyon californicum |
California Yerba-Santa |
YES |
S |
genus previously included in Hydrophyllaceae |
| Calycanthaceae |
Calycanthus occidentalis |
Western Spicebush |
YES |
S |
|
| Caprifoliaceae |
Lonicera interrupta |
Chaparral Honeysuckle |
YES |
S/V |
|
| Ericaceae |
Arctostaphylos manzanita subsp. manzanita |
Big Manzanita |
YES |
S |
|
|
Arctostaphylos viscida subsp. viscida |
White-Leaved Manzanita |
YES |
S |
one 4' shrub observed. in full flower early March, other manzanita in fruit |
| Fabaceae |
Cercis occidentalis |
Western Redbud |
YES |
S |
|
|
Genista monspessulana |
French-Broom |
NO |
S |
|
|
Lupinus albifrons var. albifrons |
Silver Bush-Lupine |
YES |
S |
existing and restoration planted shrubs |
|
Spartium junceum |
Spanish-Broom |
NO |
S |
|
| Grossulariaceae |
Ribes aureum var. gracillimum |
Bugle Currant |
YES |
S |
restoration planting, keys to an inner north coast range plant of alluvial areas |
|
Ribes malvaceum var. viridifolium |
Chaparral Currant |
YES |
S |
restoration planting, keys to an outer south coast range and southern coastal zone chaparral species |
| Lamiaceae |
Salvia mellifera |
Black Sage |
YES |
S |
large restoration planting near storage area, keys to a coastal-sage scrub plant from southern California |
| Papaveraceae |
Romneya coulteri |
Coulter's Matilija Poppy |
YES |
S |
single young plant in restoration planting area near storage sheds. A southern California native |
| Philadelphaceae |
Philadelphus lewisii |
Mock Orange |
YES |
S |
single plant observed growing in a brushy dredge tailings area |
| Phrymaceae |
Mimulus aurantiacus subsp. aurantiacus |
Bush Monkey-Flower |
YES |
S |
a single population observed at the eastern end stream bank restoration site, location suggests a restoration planting. doesn't key to our local species. genus previously included in Scrophulariaceae |
| Phytolaccaceae |
Phytolacca americana |
American Pokeweed |
NO |
S |
scattered throughout riparian zone and along the dryer edges |
| Rhamnaceae |
Ceanothus foliosus var. vineatus |
Ceanothus |
YES |
S |
a restoration planting, keys to an outer north coast range shrub |
|
Ceanothus cuneatus var. cuneatus |
Buckbrush |
YES |
S |
|
|
Frangula californica subsp. tomentella |
Hoary Coffeeberry |
YES |
S |
treated as Rhamnus tomentella Benth. subsp. tomentella in The Jepson Manual [Ed.1] |
|
Rhamnus ilicifolia |
Holly-Leaved Redberry |
YES |
S |
|
| Rosaceae |
Cercocarpus betuloides var. betuloides |
Birch-Leaved Mountain Mahogany |
YES |
T/S |
restoration planting |
|
Heteromeles arbutifolia |
Toyon |
YES |
S |
|
|
Rosa californica |
California Rose |
YES |
V |
restoration planting, near greenhouse and along a trail. A single, vegetative only, plant observed in out of the way ravine surrounded by blackberry bramble. It had curved prickles. |
|
Rubus armeniacus |
Himalayan Blackberry |
NO |
V |
abundant. treated as Rubus discolor in The Jepson Manual [Ed.1], misapplied |
|
Rubus laciniatus |
Cut-Leaved Blackberry |
NO |
V |
one small patch observed along creek edge |
|
Rubus ursinus |
California Blackberry |
YES |
V |
restoration planting, small patches also observed scattered among R.discolor brambles |
| Rubiaceae |
Cephalanthus occidentalis var. californicus |
California Button-Willow |
YES |
S |
|
| Salicaceae |
Salix exigua |
Sandbar Willow |
YES |
S |
abundant, in various habitats |
|
Salix lasiandra |
Yellow Willow |
YES |
S |
shrubs observed along creek near the lower end of the preserve. note the cluster of glands on the petiole at the base of each leaf (see photo). treated as Salix lucida Muhl. subsp. lasiandra (Benth.) E. Murray in The Jepson Manual [Ed.1] |
|
Salix lasiolepis |
Arroyo Willow |
YES |
S |
common, existing and restoration plantings |
|
Salix melanopsis |
Dusky Willow |
YES |
S |
common on gravel bars. considered a sub-species of S.exigua in some floras |
| Smilacaceae |
Smilax californica |
California Greenbrier |
YES |
V |
scattered in riparian zone near seeps and drainages. genus previously included in Liliaceae |
