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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Juncaceae||View Description||Dichotomous Key|
|Genus: Juncus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Juncus phaeocephalus Engelm.
Habit: Perennial herb 10--50 cm, forming dense stands; rhizome stout, creeping. Stem: flat. Leaf: bases overlapping; sheath appendages indistinct; blade flat, edge toward stem, generally > stem, 1.5--4 mm wide, crosswalls generally incomplete, tip fine-pointed. Inflorescence: lowest bract +- > lowest cluster; clusters 1--many, > 8-flowered. Flower: perianth parts 3--5 mm, +- equal, widely lanceolate, dark brown to dark purple or +- black, shiny; stamens 6, filaments << anthers, anthers conspicuous; stigmas long-exserted. Fruit: body <= perianth; beak long-tapered, occasionally exceeding perianth. Seed: 0.5--0.7 mm, narrowly ovoid.
Note: Varieties weakly defined, need study.
eFlora Treatment Author: Peter F. Zika
Jepson Online Interchange
Previous taxon: Juncus patens
Next taxon: Juncus phaeocephalus var. paniculatus
Citation for this treatment: Peter F. Zika 2016. Juncus phaeocephalus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=29703, accessed on May 02, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 02, 2016.