Thursday, December 28, 2017

Corethrogyne filaginifolia (California Aster)


8/7/17 Beach access trail from Oceano Campground, Pismo State Beach,
San Luis Obispo County, CA


3/24/17 Dripping Springs Campground, Agua Tibia, 
Cleveland National Forest, Riverside County, CA

3/24/19 Vernal Pool Trail, Santa Rosa Plateau Ecological Reserve,
Murrieta, SW Riverside County, CA 

3/24/19 Trans Preserve Trail, Santa Rosa Plateau Ecological Reserve,
Murrieta, SW Riverside County, CA 

LIFE LIST NOTES:
COMMON NAME: California Aster

SPECIES: Corethrogyne filaginifolia

FAMILY: Asteraceae (Sunflower Family)

LIFE LIST DATE8/7/2017

LOCATION: Beach access trail from Oceano Campground, Pismo State Beach, San Luis County, CA

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Jepson eFlora:
NATIVE

Habit: Perennial herb, subshrub, generally 10--100 cm. 

Stem: 1--many from base, decumbent to ascending or erect, simple or distally branched, generally densely white-tomentose, sometimes +- glabrous and/or glandular, especially distally. 

Leaf: cauline at flower, often crowded proximally, alternate; sessile or wing-petioled; blade 10--70+ × 3--19 mm, linear to oblanceolate, spoon-shaped, or ovate, entire or toothed, hairy, sometimes with sunken glands and/or with sessile bead-like and/or stalked glands; distal smaller, sessile, bract-like. 

Inflorescence: heads radiate, 1 or in cyme-like cluster; involucre hemispheric to bell-shaped, top-shaped, or cylindric, 6--14 × 3--10 mm; phyllaries 30--90+, graduated in 3--9 series, often spreading or with spreading tips, reflexed in age, linear to narrowly lanceolate, stiff-papery to scarious, flat, tips leaf-like in texture, variously hairy and/or glandular; receptacle +- flat or rounded, pitted, with small scale-like projections, glabrous, epaleate. 

Ray Flower: 10--43, sterile; ray white or pink to purple; style 0. 

Disk Flower: 12--120+; corolla 4--8 mm, yellow, tube 0.6--1.4 mm, < narrowly cylindric throat, lobes erect, equal, narrowly lanceolate; anther tip awn-like; style branches linear, +- yellow-bristly; appendages blunt to awl-shaped, length 1/3--1/2 stigmatic bands. 

Fruit: cylindric to obconic, 2--5 mm, 5--7-ribbed, faces puberulent to long-soft-hairy; pappus 3--8 mm, persistent, of 35--65 free, unequal, coarse, minutely barbed bristles in 1--2 series, +- brown to +- red. 

Ecology: Coastal scrub, chaparral, grassland, foothill woodland, forest; 

Elevation: < 2600 m. 

Bioregional Distribution: NCo, KR, NCoRO, c&s SN, Teh, CW, SW, w DMoj; 

Distribution Outside California: southwestern Oregon, northern Baja California. 

Flowering Time: Jul--Nov 

Synonyms: Lessingia filaginifolia (Hook. & Arn.) M.A. Lane var. californica (DC.) M.A. Lane; Lessingia filaginifolia var. filaginifolia

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