Sunday, February 26, 2017

Thalictrum sparsiflorum (Few-Flowered Meadow Rue)

 7/4/16 Rock Creek, Inyo National Forest, Eastern Sierra, Mono County, CA

 7/4/16 Rock Creek

7/4/16 Rock Creek


COMMON NAME: Few-Flowered Meadow Rue

SPECIES: Thalictrum sparsiflorum

FAMILY: Ranunculaceae (Buttercup Family)

LIFE LIST DATE: 7/4/2016

LOCATION: Rock Creek, Eastern Sierra, Inyo National Forest, Mono County, CA


Treatment from Jepson eFlora:

Habit: Plant 60--180 cm. 

Leaf: basal and cauline, 4--30 cm; segments 12--20 mm, finely glandular-puberulent. 

Inflorescence: panicle, bracts generally leaf-like. 

Flower: bisexual; sepals generally 5, 2.5--4 mm; stamens 10--20, filaments flat, anthers ovoid, obtuse to mucronate. 

Fruit: 6--22, +- reflexed; body 4--6 mm, strongly compressed laterally, sides generally semicircular to crescent-shaped, ribs or veins 3--4(5), weakly defined, beak 1--1.5 mm, pedicel ascending. 

Ecology: Uncommon. Moist places, streambanks, conifer forest; 

Elevation: 1400--3500 m. 

Bioregional Distribution: CaR, n&c SN, SnBr, SnJt, SNE (Sweetwater, White mtns); 

Distribution Outside California: to Alaska, Colorado; Asia. 

Flowering Time: Jul--Aug 

eFlora Treatment Author: Bruce D. Parfitt & Dieter H. Wilken

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