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Juncus acutiflorus Ehrh. ex Hoffm.
Family Juncaceae
Juncus acutiflorus Ehrh. ex Hoffm. APNI*

Description: Shortly rhizomatous perennial.

Culms terete, somewhat compressed near base, 20–110 cm long, 1.4–2.0 mm diam.

Leaves unitubulose, spread along culms, shorter than or equalling culms; blade terete, 1.4–2.5 mm diam.; auricles 0.8–1.0 mm long. Inflorescence terminal, diffuse, 4–8 cm long; flowers clustered at apex of branches, 5–10 (rarely to 20) per cluster and (rarely 10-) 30–80 (rarely to 250) clusters per inflorescence; involucral bract 1, well-developed, 3–7 cm long, shorter than inflorescence. Tepals golden brown to red-brown, often paler at base, with ± narrow yellowish margins; outer tepals (rarely 1.7-) 2.0–2.7 mm long, shorter than or rarely equalling inner tepals. Stamens 6, shorter than outer tepals; anthers 0.6–1.0 mm long. Capsule longer than outer tepals, ovoid, long-acuminate to long-beaked, golden brown to red-brown.

Capsule longer than outer tepals, ovoid, long-acuminate to long-beaked, golden brown to red-brown.


Herbarium
Sheet

Herbarium
Sheet

Flowering: spring–summer.

Distribution and occurrence: Naturalized at Wentworth Falls and Katoomba in the Blue Mtns. Native of Eur., NW Afr., SW Asia.

In swampy areas.
NSW subdivisions: *CT
AVH map***

Text by K. L. Wilson, L. A. S. Johnson & P. Bankoff (1993); edited KL Wilson (July 2016)
Taxon concept: Flora of NSW 4 (1993)


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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