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Juncus filicaulis Buchenau
Family Juncaceae
Juncus filicaulis Buchenau APNI*

Description: Slender, shortly rhizomatous perennial.

Culms terete, 15–45 cm long, 0.6–1.2 mm diam., hard, grey-green to blue-green; culm striations 10–20; pith very finely interrupted.

Cataphylls 3–6 cm long, ± tight, abaxially straw-brown to dark yellow-brown at base, adaxially silvery to golden brown. Inflorescence pseudolateral, head-like or diffuse, 0.7–1.5 (occasionally to 3) cm long; flowers numerous, densely clustered; lowest involucral bract 2.5–10 cm long, longer than or occasionally equalling inflorescence. Tepals straw-brown, often red-tinged, with ± broad hyaline margins; outer tepals 1.8–3.0 mm long, longer than or equalling inner tepals. Stamens 3 (occasionally to 6), shorter than outer tepals; anthers 0.5–0.8 mm long.

Capsule longer than or equalling outer tepals, ellipsoid, obtuse, not or scarcely apiculate, golden brown to red-brown near apex.


Herbarium
Sheet

Herbarium
Sheet

Flowering: spring–summer.

Distribution and occurrence: South from Glen Innes district, west to the Warrumbungle Range.

Occurs in dryish situations in grassy woodland and cleared grassland.
NSW subdivisions: SC, NT, CT, ST, NWS, CWS, SWS
Other Australian states: Vic. Tas. ?W.A.
AVH map***

Culms are slender but have broad striations. Hybridizes with J. subsecundus, especially in disturbed situations.

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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