April 29, 2015. Upper Santa Rosa Trail

View toward connector trailhead

Clustered tarweed (Deinandra fasciculata)

Composite or sunflower family -- Asteraceae

April 24, 2015.  Upper Santa Rosa Trail

Color: Yellow

Native

Goldentop (Lamarckia aurea) 

Grass family -- Poaceae

April 24, 2015.  Upper Santa Rosa Trail

Non-native

Grass seed

Sticky cinquefoil (Drymocallis glandulosa)

Rose family -- Rosaceae
April 24, 2015.  Upper Santa Rosa Trail

Seed head
Native

Nightshade (Solanum xanti)

Nightshade family -- Solanaceae

April 24, 2015.  Upper Santa Rosa Trail

Color: Purple

Native

Sticky cinquefoil (Drymocallis glandulosa)

Rose family -- Rosaceae

April 24, 2015.  Upper Santa Rosa Trail

Color: White

Native

Chamaesyce polycarpa?

April 24, 2015.  Upper Santa Rosa Trail

Seed heads

Tiny

Wild cucumber or man root (Marah macrocarpa)

Gourd family -- Cucurbitaceae

April 24, 2015.  Upper Santa Rosa Trail

Native

Seed

Thread stemmed fleabane (Erigeron foliosis)

Composite or sunflower family -- Asteraceae

April 24, 2015.  Upper Santa Rosa Trail

Color: White, Purple

Native

Chaparral yucca (Hesperoyucca whipplei) 

Agave family -- Agavaceae

April 24, 2015.  Upper Santa Rosa Trail

View

Seed head

Native

Ladies' tobacco or California everlasting (Pseudognaphalium californicum)

Composite or sunflower family -- Asteraceae

April 24, 2015.  Upper Santa Rosa Trail

Color: White

Native

April 24, 2015.  Upper Santa Rosa Trail

View

April 24, 2015.  Upper Santa Rosa Trail

View up back of Montclef Ridge

Milk thistle (Silybum marianum)

Composite or sunflower family -- Asteraceae

April 24, 2015.  Upper Santa Rosa Trail

Color: Purple

Invasive

Cliff aster (Malacothrix saxatilis)

Composite or sunflower family -- Asteraceae

April 24, 2015.  Upper Santa Rosa Trail

Color: White

View

Native

Cardinal catchfly (Silene laciniata)

Pink or carnation family -- Caryophyllaceae

April 24, 2015.  Upper Santa Rosa Trail

Color: Red

Native

Saw-toothed goldenbush, sawtooth bristleweed (Hazardia squarrosa)

Composite or sunflower family -- Asteraceae

April 24, 2015.  Upper Santa Rosa Trail

Shrub

Native

Giant wild rye (Elymus condensatus)

Grass family -- Poaceae

April 24, 2015.  Upper Santa Rosa Trail

View

Native

Catalina mariposa (Calochortus catalinae)

Lily family -- Liliaceae

April 24, 2015.  Upper Santa Rosa Trail

Seed head

Native

Southern tauschia, southern umbrellawort (Tauschia arguta)

Carrot or parsley family -- Apiaceae

April 24, 2015.  Upper Santa Rosa Trail

Seed head

Native