Juncus polyanthemus Buchenau APNI* 
Description: Shortly to strongly rhizomatous perennial. Culms terete, 65–115 (occasionally to 140) cm long, 2.0–4.5 mm diam., ± soft, grey-green, glaucous; culm striations 40–100; pith interrupted, often continuous above.
Cataphylls 11–27 cm long, lax, abaxially golden brown to dark pink-brown at base, adaxially dark golden brown to coppery.
Inflorescence pseudolateral, diffuse, 3–10 cm long; flowers numerous, solitary or occasionally loosely clustered; lowest involucral bract 10–32 cm long, longer than inflorescence. Tepals straw-brown, with broad hyaline margins; outer tepals 1.7–2.3 mm long, longer than or equalling inner tepals. Stamens 3(-6), shorter than outer tepals; anthers 0.4–0.7 mm long.
Capsule longer than outer tepals, ellipsoid, obtuse, not or scarcely apiculate, golden brown.
Flowering: spring–summer.
Distribution and occurrence: Coast, north from Nowra region; also in Qld. Usually grows in swampy situations.
NSW subdivisions: NC, CC, SC, CWS
Other Australian states: Qld
*
Frequently hybridizes with J. usitatus and J. mollis, especially as a colonist of cleared wet pastures on NC.
Text by K. L. Wilson, L. A. S. Johnson & P. Bankoff (1993); edited KL Wilson (July 2016; Aug 2024)
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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