E-Flora BC: Electronic Atlas of the Flora of British Columbia

Rumex conglomeratus Murray
clustered dock
Polygonaceae (Buckwheat family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #10176)

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Distribution of Rumex conglomeratus
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Species Information

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General:
Perennial herb from a strong taproot; stems erect, usually solitary, unbranched (below the inflorescence), 60-100 cm tall, smooth.
Leaves:
Basal and lower stem leaves oblong to oblong-lanceolate, blunt to nearly heart-shaped at the base, smooth, the blades up to 15 cm long, the stalks long; stem leaves alternate, similar, reduced upwards.
Flowers:
Inflorescence of many flowers in an open, much-branched, leafy-bracted panicle; flower stalks jointed below midlength; outer perianth segments 1-1.5 mm long, inner perianths segments 2-3 mm long, with oblong, grain-like swellings half the length of the segment.
Fruits:
Achenes, smooth, about 1.5-2 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry roadsides, waste places, ditches and shorelines in the lowland zone; locally frequent on S Vancouver Island, the Gulf Islands and adjacent lower mainland, introduced from Eurasia.

Source: The Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

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General References