hawksbeards

genus Crepis

Member of yellow dandelion-like flowers
lettuce, chicory, dandelion, and salsify tribe (tribe Cichorieae)
sunflower family (family Asteraceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

Except for historical records that I'm ignoring, there are no other wild species of this genus in the bay area.

beaked hawk’s-beard
Crepis vesicaria ssp. taraxacifolia

beaked hawk’s-beard
Crepis vesicaria ssp. taraxacifolia

basal and cauline leaves pinnately lobed to dentate, terminal lobe large, toothed
involucre 8–12 mm, cylindric to bell-shaped or ± obconic
outer phyllaries 3–4 mm, ovate to lance-linear (thick based), glabrous
inner phyllaries lanceolate, reflexed at maturity, often stalked-glandular
corolla yellow, ± red abaxially

smooth hawksbeard
Crepis capillaris

smooth hawksbeard
Crepis capillaris

basal and cauline leaves pinnately divided or sharply toothed, lobes lanceolate
involucre 5–8 mm, cylindric
outer phyllaries 2–4 mm, linear (thin based), minutely tomentose or stalked-glandular
inner phyllaries lanceolate, with prominent double row of black glandular bristles along midrib
corolla hairy[?], yellow [not ± red abaxially in CalPhotos, only in a few scattered photos on the wider internet]
scattered along the peninsula and Henry Coe

italian hawksbeard
Crepis bursifolia

italian hawksbeard
Crepis bursifolia

stem arched or decumbent, cymosely branched distally
mid and distal cauline leaves generally few, ± reduced, ± linear
inner phyllaries ± yellow-bristly
Monte Bello, Sierra Azul

1 observed taxon / 2 unobserved taxons / 1 key

Chris’s observations: 25 (10 are research grade)

Locations:

Sierra Azul OSP: 4
Stevens Creek CP: 3
Sunol Wilderness RP: 3
Almaden Quicksilver CP: 2
Coyote Lake / Harvey Bear Ranch CP: 2
Henry Coe SP: 2
Long Ridge OSP: 2
Calero CP
Castle Rock SP
Coal Creek OSP
Edgewood Park & Natural Preserve
Fremont Older OSP
Máyyan 'Ooyákma Coyote Ridge OSP
Skyline Ridge OSP

Months:

Apr.: 11
May: 12
Jun.: 2

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Taxon info: iNaturalist – Calflora – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora