Difference between revisions of "Juncus subg. Alpini"

(Engelmann) Buchenau

Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie 17: 1618. 1886.

Synonyms: Alpini Engelmann [unranked] Juncus sect. Alpini (Engelmann) Vierhapper
Treatment appears in FNA Volume 22.
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name=Juncus subg. Alpini
 
name=Juncus subg. Alpini
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|family=Juncaceae
 
|family=Juncaceae

Revision as of 17:19, 6 December 2021

Herbs, perennial, rhizomatous, usually fresh-water habitats. Stems terete. Leaves basal or cauline; blade terete, channeled, imperfectly septate or not. Inflorescences terminal panicles or racemes of several heads or a single terminal head, sympodial or monopodial; bracteoles absent at base of perianth. Flowers in multiflowered heads. Capsules (1–)3-locular. Seeds long tailed, large.

Distribution

n North America, n Europe, n Asia.

Discussion

Species 724 (4 in the flora).

Selected References

None.

Key

1 Plants strongly rhizomatous Juncus castaneus
1 Plants cespitose, rhizomes (if present) short, sparingly branched. > 2
2 Leaves basal and cauline Juncus stygius var. americanus
2 Leaves all basal. > 3
3 Primary bract of infloresence much longer than inflorescence Juncus biglumis
3 Primary bract of inflorescence nearly equal to or shorter than inflorescence Juncus triglumis
... more about "Juncus subg. Alpini"
Ralph E. Brooks* +  and Steven E. Clemants* +
(Engelmann) Buchenau +
n North America +, n Europe +  and n Asia. +
Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie +
alpini +  and Juncus sect. Alpini +
Juncus subg. Alpini +
subgenus +