Saturday, April 30, 2016

Erodium cicutarium (Redstem Filagree) - Non-Native

 3/6/05 Hwy. 79 at callbox/pullout west of Woodchuck Road, between Temecula
and Aguanga, Riverside County, CA

4/30/00 Gabrielino Trail (JPL to Oakwilde), Lower Arroyo Seco,
San Gabriel Mountains, Los Angeles County, CA


COMMON NAME: Redstem Filaree

SPECIES: Erodium cicutarium

FAMILY: Geraniaceae (Geranium Family)


LOCATION: Gabrielino Trail (JPL to Oakwilde), Lower Arroyo Seco, San Gabriel Mountains, Los Angeles County, CA


Treatment from The Jepson Manual (1993):


Stem decumbent to ascending, 1–5 dm, ± glandular-hairy

Leaves compound; lower 3–10 cm, blade > petiole, ovate to oblanceolate in outline, sparsely hairy; leaflets 9–13, deeply dissected, ultimate segments 1–2 mm wide

Flower: sepals 3–5 mm, tip bristly; petals ± = sepals, red-lavender, base generally purple

Fruit: body 4–7 mm, pit ± round, glabrous, subtended by 1 shallow furrow or not; style column 2–5 cm

Ecology: Open, disturbed sites, grassland, scrub

Elevation: < 2000 m.  

Bioregional distribution: California 

Distribution outside California: widespread US; native to Eurasia

Flowering time: Feb–May

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