The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

common California aster, Pacific aster

Habit Plants perennial, 4–10 dm; from elongate rhizomes.
Stems

ascending to erect, glabrous to hirsute.

Leaves

oblanceolate;

margins entire to finely toothed;

tips acute;

surfaces glabrous to sparsely puberulent;

basal withering by flowering, 5–20 cm, petiolate;

cauline 4–15, subpetiolate to sessile.

Inflorescences

open; panicle-like arrays; at least some branches 10–20 cm.

Involucres

5–8 mm.

Ray florets

15–40;

rays 9–15 mm, violet.

Phyllaries

in 3–5 unequal to subequal series, often spreading;

surfaces glabrous to puberulent; inner linear-oblong, bases scarious-margined;

tips acute, green; outer oblanceolate; < inner, bases scarious-margined or sometimes green throughout;

tips obtuse.

Fruits

pubescent;

pappus bristles 4–8 mm; whitish to pale brown.

Heads

numerous.

2n

=48, 64.

Symphyotrichum subulatum

Symphyotrichum chilense

Distribution
[WildflowerSearch map]
[BONAP county map]
[WildflowerSearch map]
[BONAP county map]
Discussion

Grasslands, salt marshes, coastal dunes, disturbed areas. Flowering Jun–Oct. 0–400 m. CR, Est. CA, WA; north to British Columbia. Native.

This species intergrades with S. subspicatum.

Source Flora of Oregon, volume 2, page 356
Geraldine Allen
Sibling taxa
S. ascendens, S. bracteolatum, S. campestre, S. chilense, S. ciliatum, S. cusickii, S. cusickii x Symphyotrichum spathulatum, S. ericoides, S. foliaceum, S. frondosum, S. hallii, S. hendersonii, S. laeve, S. lanceolatum, S. novae-angliae, S. spathulatum, S. subspicatum
S. ascendens, S. bracteolatum, S. campestre, S. ciliatum, S. cusickii, S. cusickii x Symphyotrichum spathulatum, S. ericoides, S. foliaceum, S. frondosum, S. hallii, S. hendersonii, S. laeve, S. lanceolatum, S. novae-angliae, S. spathulatum, S. subspicatum
Synonyms Aster chilensis, Aster chilensis ssp. chilensis, Aster chilensis var. chilensis
Web links