Rumex beringensis

Jurtzev & V. V. Petrovsky

Bot. Zhurn. (Moscow & Leningrad) 58: 1745. 1973.

Common names: Beringia or Bering Sea sorrel
Synonyms: Acetosella beringensis (Jurtzev & V. V. Petrovsky) Á. Löve & D. Löve
Treatment appears in FNA Volume 5. Treatment on page 500. Mentioned on page 490, 501.
Revision as of 20:06, 24 September 2019 by FNA>Volume Importer

Plants perennial, glabrous, with thick, densely tufted underground stolons. Stems erect, rarely ascending, several from base, branched in inflorescence, 5–15(–20) cm; shoots usually densely crowded, not elongated. Leaves: ocrea brownish or reddish brown, membranous; blade linear or spatulate-lanceolate, not hastate (without basal lobes), 1.5–5 × 0.1–0.3 cm, base narrowly cuneate (gradually narrowing into petiole), margins entire, flat or slightly convolute, apex obtuse or subacute. Inflorescences terminal, occupying more than distal 1/2 of stem, ± dense, usually interrupted at least near base, narrowly paniculate with branches directed upward. Pedicels 1–4 mm. Flowers (3–)4–7 in whorls; inner tepals distinctly enlarged, 1.6–2.3 × 1.8–2.5 mm (free wing 0.3–0.5 mm wide), base cuneate, apex obtuse or subacute. Achenes brown or reddish brown, 1–1.5 × 0.8–1.2 mm. 2n = 14.


Phenology: Flowering summer.
Habitat: Sandy and gravelly soil, shores, limestone outcrops
Elevation: 0-300 m

Distribution

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Yukon, Alaska, ne Asia (ne Russian Far East).

Discussion

The name Rumex graminifolius was commonly misapplied to this species in both northwestern North America and northeastern Eurasia.

Selected References

None.

Lower Taxa

None.
... more about "Rumex beringensis"
Sergei L. Mosyakin +
Jurtzev & V. V. Petrovsky +
Rumex sect. Acetosella +
Beringia or Bering Sea sorrel +
Yukon +, Alaska +  and ne Asia (ne Russian Far East). +
0-300 m +
Sandy and gravelly soil, shores, limestone outcrops +
Flowering summer. +
Bot. Zhurn. (Moscow & Leningrad) +
Acetosella beringensis +
Rumex beringensis +
Rumex subg. Acetosella +
species +