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dragon sagewort, tarragon

scabland sagebrush, stiff sagebrush

Habit Herbs or subshrubs perennial, 5–15 dm; taproots woody. Shrubs deciduous, 2–6 dm; taprooted.
Stems

glabrous or occasionally villous-puberulent.

canescent or glandular-puberulent, glabrate proximally.

Leaves

cauline, numerous, linear, 2–8 cm;

margins entire, rarely some few-cleft;

tips acute or acuminate;

surfaces glabrous, sessile.

cauline, 1–4 cm, deeply divided into 3–5 linear lobes;

surfaces canescent or resinous-glandular, sessile or petioles present.

Inflorescences

panicle-like.

panicle- or raceme-like.

Involucres

spherical or hemispheric, 2–4 mm.

cylindric to narrowly campanulate, 4–6 × 2.5–3.5 mm.

Receptacles

glabrous.

glabrous.

Florets

15–45; outer pistillate; inner functionally staminate.

4–8.

Phyllaries

in several equal series, with a few short outer, lanceolate;

margins membranous;

tips obtuse;

surfaces glabrous.

in 3–5 unequal series, triangular to oblanceolate; outer gradually shorter;

margins membranous;

surfaces canescent.

Fruits

0.5–1 mm, glabrous.

1–1.5 mm, glabrous.

Heads

disciform; erect or nodding, peduncled.

discoid; erect, sessile.

2n

=18.

=18, 36.

Artemisia dracunculus

Artemisia rigida

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

Open woodlands shrublands, thickets, grasslands, river­banks, rocky slopes and cliffs, disturbed areas. Flowering Jul–Oct. 50–1600 m. BR, BW, Col, ECas, Lava, Owy. CA, ID, NV, WA; north to AK, northeast to Quebec, east to MA, southeast to TX. Native.

Shrublands, open coniferous woods. Flowering Jun–Oct. 600–1800 m. BR, BW, Col, Owy. ID, WA; northeast to MT. Native.

Source Flora of Oregon, volume 2, page 191
Kenton Chambers
Flora of Oregon, volume 2, page 193
Kenton Chambers
Sibling taxa
A. abrotanum, A. absinthium, A. arbuscula, A. biennis, A. campestris, A. cana, A. douglasiana, A. estesii, A. ludoviciana, A. michauxiana, A. nova, A. packardiae, A. papposa, A. pycnocephala, A. rigida, A. spiciformis, A. spinescens, A. suksdorfii, A. tilesii, A. tridentata, A. tripartita, A. vulgaris
A. abrotanum, A. absinthium, A. arbuscula, A. biennis, A. campestris, A. cana, A. douglasiana, A. dracunculus, A. estesii, A. ludoviciana, A. michauxiana, A. nova, A. packardiae, A. papposa, A. pycnocephala, A. spiciformis, A. spinescens, A. suksdorfii, A. tilesii, A. tridentata, A. tripartita, A. vulgaris
Synonyms Artemisia dracunculus var. dracunculus
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