Common Rush

Juncus effusus

Common Rush, Juncus effusus, photo © by Mike Plagens

Observed in shallow water along upper Sycamore Creek, Washington Park, Gila Co., Arizona, USA. 17 July 2016.

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FLOWERS: Each compact spike holds many small yellow-brown flowers. These spikes are in turn arranged into clusters at the terminus of the tall stems.
Common Rush, Juncus effusus
LEAVES: The long leaves wrap tightly round the stems which are circular in cross section; there is no discernable blade.
Common Rush
PERENNIAL: An herbaceous plant that regrows each year from submerged rhizomes. Many upright stems form stands at water's edge.

RANGE: Found in wet habitats through much of North America. More than a dozen additional rush species are possible in wet soils of Arizona.

FRUIT: A single small seed developes for each of the many flowers in each head.

UNARMED. No spines.

Juncaceae -- Rush Family

More Information:

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Arizona Naturalist
Arizona's Ponderosa Woodlands
The Flora of Arizona's Ponderosa Woodlands


Copyright Michael J. Plagens, page created 12 January 2017