skullcaps

genus Scutellaria

Member of mint family (family Lamiaceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

There are no other wild species of this genus in the bay area.

blue to violet-blue corolla, generally with a white patch on the lower lip

blue skullcap
Scutellaria tuberosa

blue skullcap
Scutellaria tuberosa

stem & leaf hairs 1–3 mm, spreading
uncommon everywhere

california skullcap
Scutellaria californica

stem & leaf hairs ≪ ½ mm, curled or appressed
rare north of San Francisco

flower white to pale yellow, occasionally with blue or violet spots on the lower lip

grayleaf skullcap
Scutellaria siphocampyloides

9’
distal cauline leaf blade entire

base obtuse to wedge-shaped

stem hairs short, ascending or pointed down
lower corolla lip violet-spotted or not
rare in the Diablo Range south of Fremont

sierra skullcap
Scutellaria bolanderi

3
distal cauline leaf blade crenate

base truncate to ± lobed

stem hairs long, spreading
lower corolla lip blue-spotted
extremely rare near Gilroy

1 observed taxon / 3 unobserved taxons / 1 key

Chris’s observations: 3 (all are research grade)

Locations:

Hidden Villa, Los Altos Hills
Monte Bello OSP
Stevens Creek CP

Months:

Apr.: 1
May: 1
Jun.: 1

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Not all sites include this taxon:

genus Scutellaria → iNaturalist – Calflora – Jepson eFlora
not yet listed → FNA

Bay Area species: iNaturalist – Calflora