Thalictrum fendleri (Meadow Rue)

4/8/07 Pullout off County Road S-6 (South Grade Road/Palomar Mountain Rd.) 

at Red Gate Road, N. San Diego County, CA

 5/19/17 William Heise County Park, Laguna Mountains, San Diego County, CA

 5/19/17 William Heise County Park, Laguna Mountains, San Diego County, CA

5/19/17 William Heise County Park, Laguna Mountains, San Diego County, CA

LIFE LIST NOTES:

COMMON NAME: Meadow Rue

SPECIES: Thalictrum fendleri

FAMILY: Ranunculaceae (Buttercup Family)

LIFE LIST DATE: 4/8/2007

LOCATION: Pullout off County Road S-6 (South Grade Road/Palomar Mountain Rd.) 

at Red Gate Road, N. San Diego County, CA

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Treatment from The Jepson Manual (1993):

Plant 60–200 cm, generally dioecious

Leaves basal and cauline, 7–46 cm; segments 8–20 mm, glabrous to finely glandular-puberulent, tip acute to rounded

Inflorescence: panicle, leafy to braced above

Flower: sepals generally 4, 2–5 mm, greenish white to purplish; stamens 15–28

Fruits 7–20, spreading to ascending; body 4–8 mm, side with 1–3 ± curved ribs, 0 or several wavy veins

Ecology: Moist, open to shaded places, woodland, forest

Elevation: < 3200 m.  

Bioregional distribution: California Floristic Province (except Great Central Valley, South Coast, Channel Islands), Great Basin Floristic Province  

Distribution outside California: to Washington, Wyoming, Texas, n Mexico
Some plants in NCoR have some bisexual flowers; vars. in CA difficult, need study.