giant wakerobin

Trillium chloropetalum

Member of sessile-flowered trilliums (subgenus Sessilia)
trilliums (genus Trillium)
trillium family (family Melanthiaceae)
monocots (class Liliopsida)
red purple, red, cream in flowering plants

flower is sessile
stamens and ovary are dark purple
other parts are highly variable in color

Chris’s observations: 26 (25 are research grade)

Locations:

Windy Hill OSP: 4
Russian Ridge OSP: 3
Sweeney Ridge National Recreation Area: 3
Waterdog Lake & Open Space: 3
Edgewood Park & Natural Preserve: 2
Purisima Creek Redwoods OSP: 2
Almaden Quicksilver CP
Butano SP
Coal Mine Ridge Nature Preserve
Hidden Villa, Los Altos Hills
Long Ridge OSP
Picchetti Ranch OSP
San Pedro Valley CP
Sanborn CP
Stevens Creek CP

Months:

Feb.: 7
Mar.: 10
Apr.: 5
May: 2
Jun.: 2

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Taxon info: iNaturalist – Calflora – CalPhotos – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora