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feather geranium, Jerusalem oak

Habit Plants 1–4(6) dm.
Stems

ascending to erect, branched, with short-stalked glandular hairs.

Leaves

blades ovate to elliptic, 1–6 cm; lower principal blades 2–5 cm;

margins irregularly pinnately lobed, glandular beneath.

Inflorescences

axillary or terminal branched cymes or panicles, 10–35 cm;

flowers in spherical clusters or not;

bracts usually absent above.

Flowers

perianth segments 5, parted nearly to base; somewhat enclosing fruit at maturity, glandular; short-pedicelled.

Fruits

glabrous;

pericarp adherent to seed.

Seeds

horizontal.

2n

=18.

Dysphania botrys

Distribution
[WildflowerSearch map]
[BONAP county map]
Discussion

Riverbanks, disturbed areas, fields. Flowering Jun–Sep. 0–1500 m. All ecoregions. CA, ID, NV, WA; scattered throughout southern Canada and US; Asia, Europe. Exotic.

Source Flora of Oregon, volume 2, page 80
Bridget Chipman
Sibling taxa
D. ambrosioides, D. multifida, D. pumilio
Synonyms Chenopodium botrys
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