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

hairy goldenaster

hispid goldenaster

Habit Plants perennial, 1–5+ dm; taprooted.
Stems

not woody at base;

surfaces lightly or densely pilose to strigose-hispid or tomentose, minutely glandular or not.

minutely glandular-puberulent.

Leaves

1–6 cm, linear, broadly or narrowly lanceolate, oblanceolate, or oblong;

surfaces strigillose or silky-puberulent, sometimes hispid, minutely glandular or not, proximally petiolate to distally sessile.

distal minutely glandular puberulent.

Involucres

5–10 mm.

Ray florets

(7)10–30(35);

corollas 4–11 mm.

Disc florets

10–50+;

corollas 5–6 mm.

Phyllaries

in 4–7 series; outer linear or elongatetriangular to lanceolate;

surfaces usually strigillose; inner linear;

surfaces glabrous to strigillose or hispid, sometimes minutely glandular.

Fruits

2–4 mm, strigillose-silky;

pappus scales linear, 0.3–1 mm;

bristles 6–7 mm; yellowish or brownish.

Heads

1–16(40), radiate;

peduncles 1–5 cm.

2n

=18, 36.

Heterotheca villosa

Heterotheca villosa var. minor

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

North America. 8–9 varieties; 2 varieties treated in Flora.

Pine woodlands, brushlands, grasslands, riverbanks, dry slopes, roadsides. Flowering May–Sep. 50–1700 m. BW, Col, ECas, Lava, Sisk. CA, ID, NV, WA; north to British Columbia, northeast to Manitoba, east to WI, southeast to NM. Native.

The minute glandular trichomes of this variety are difficult to distinguish without high magnification. However, because of them, the plants may feel viscid to the touch.

Source Flora of Oregon, volume 2, page 286
Kenton Chambers
Flora of Oregon, volume 2, page 286
Kenton Chambers
Sibling taxa
H. oregona
H. villosa var. villosa
Subordinate taxa
H. villosa var. minor, H. villosa var. villosa
Synonyms Chrysopsis villosa var. hispida, Chrysopsis villosa var. viscida, Heterotheca villosa var. hispida
Web links