Dysphania chilensis

(Schrader) Mosyakin & Clemants

Ukrayins’k. Bot. Zhurn., n. s. 59: 382. 2002.

Basionym: Chenopodium chilense Schrader Index Seminum (Göttingen) 1832: 2. 1832
Synonyms: Chenopodium ambrosioides var. chilense (Schrader) Spegazzini Chenopodium ambrosioides var. vagans (Standley) J. T. Howe ll
Treatment appears in FNA Volume 4. Treatment on page 270. Mentioned on page 265, 269.

Plants annual. Stems erect to ascending, branched, 4–6 dm, ± glandular-pubescent, white-villous. Leaves aromatic, distal leaves sessile; petiole 2–2.5 mm; blade lanceolate, 2–9 × 0.5–4 cm, base cuneate, margins of distal leaves shallowly dentate to sinuate-pinnatifid, apex acuminate, villous and copiously gland-dotted (rarely nearly glabrous). Inflorescences terminal and axillary spikes, 3–15 cm; glomerules globose, 1.7–2.3 mm diam.; bracts leaflike, narrowly ovate, 1–1.8 cm, apex acuminate. Flowers: perianth segments 5, connate for ca. 1/2 their length, distinct portion ovate, 0.7–1 mm, apex obtuse, rounded abaxially, villous, covering fruit at maturity; stamens 5; stigmas 3. Achenes ovoid; pericarp nonadherent, glandular. Seeds vertical, black, ovoid, 0.5–0.8 × 0.8 mm; seed coat smooth.

Phenology: Fruiting summer–fall.
Habitat: Waste areas
Elevation: 0-100 m


V4 491-distribution-map.gif

Introduced; Calif., Oreg., native to s South America.


Selected References


Lower Taxa

... more about "Dysphania chilensis"
Steven E. Clemants +  and Sergei L. Mosyakin +
(Schrader) Mosyakin & Clemants +
Chenopodium chilense +
Calif. +, Oreg. +  and native to s South America. +
0-100 m +
Waste areas +
Fruiting summer–fall. +
Ukrayins’k. Bot. Zhurn., n. s. +
Introduced +  and Illustrated +
Chenopodium ambrosioides var. chilense +  and Chenopodium ambrosioides var. vagans +
Dysphania chilensis +
Dysphania sect. Adenois +
species +