OregonFlora species comparison

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Artemisia absinthium

Artemisia abrotanum

absinthe, absinthium, wormwood

garden sagebrush, southernwood
Habit Herbs perennial, 4–12 dm; with woody caudices, fibrous-rooted.
Stems

canescent, often glabrate proximally.

Leaves

numerous; cauline, 3–8 cm, 1–3-pinnate;

lobes 2–4 mm wide, toothed;

surfaces finely canescent;

petioles short or long.

Inflorescences

panicle-like; narrow or spreading.

Involucres

broadly ovoid or hemispheric, 2–3 mm.

Receptacles

villous.

Florets

50+; outer pistillate; inner bisexual.

Phyllaries

in 3–4 ± equal series, lanceolate;

tips acute or obtuse;

surfaces canescent.

Fruits

0.4–0.6 mm, glabrous.

Heads

disciform, arched or nodding; short-peduncled.

2n

=18.

Artemisia absinthium

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

Coniferous woods, disturbed areas. Flowering Jun–Oct. 0–1200 m. BW, WV. ID, WA; scattered in northern North America; Europe. Exotic.
Source Flora of Oregon, volume 2, page 189
Kenton Chambers
Sibling taxa
A. abrotanum, 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. rigida, A. spiciformis, A. spinescens, A. suksdorfii, A. tilesii, A. tridentata, A. tripartita, A. vulgaris
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. rigida, A. spiciformis, A. spinescens, A. suksdorfii, A. tilesii, A. tridentata, A. tripartita, A. vulgaris
Web links 
Unless otherwise noted, all data comes from OregonFlora.



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