meadow-rues

genus Thalictrum

Member of buttercup family (family Ranunculaceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

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

torrey’s meadow rue
Thalictrum polycarpum

torrey’s meadow rue
Thalictrum polycarpum

leaf tips may be further divided beyond the traditional 3 lobes [source]
distal leaves abaxially generally glabrous
fruit body compressed only at the margins, generally 1-ribbed, with several wavy veins
more common in the bay area

fendler’s meadow-rue
Thalictrum fendleri

leaf tips have exactly 3 lobes [source]
distal leaves abaxially finely glandular-puberulent (requires magnification)
fruit body compressed throughout, 2–3 ribbed, no veins
rare in the bay area

iNaturalist probably includes lots of observations that should have been swapped to torrey’s meadow rue (Thalictrum polycarpum)

1 observed taxon / 1 unobserved taxon / 1 key

Chris’s observations: 9 (4 are research grade)

Locations:

Sweeney Ridge National Recreation Area: 3
Waterdog Lake & Open Space: 2
Edgewood Park & Natural Preserve
Garrapata SP
Purisima Creek Redwoods OSP
Windy Hill OSP

Months:

Feb.: 2
Mar.: 2
Apr.: 2
May: 1
Jun.: 1
Jul.: 1

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Taxon info: iNaturalist – Calflora – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora