Lachnagrostis leviseta A.J.Br.

 ALA  NSL [legitimate]
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Brown, A.J. (1 July 2008), New Lachnagrostis taxa from South Australia and South-west Victoria (Poaceae). Muelleria 26(2): 40-42, Figs 4a-b, 5e-i, 6 (map)

Nomenclature

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Jacobs, S.W.L. & Brown, A.J. in Wilson, A.J.G. (ed.) (2009), Lachnagrostis. Flora of Australia 44A: 181
 APC
 NSL
  Jacobs, S.W.L. & Brown, A.J. in Wilson, A.J.G. (ed.) (2009), Lachnagrostis. Flora of Australia 44A: 181
 APC
 NSL

Specimens

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Description

Erect, caespitose perennial. Culms 50–65 cm tall, 2 or 3-noded; mid-culm nodes glabrous; mid-culm internodes smooth below to very slightly scaberulous above. Leaves: basal sheaths glabrous; ligules (3–) 5–6 mm long, acute, membranous; blade involute, to 20 cm long, but often less than 10 cm, to 0.5 mm wide. Panicles open, 10–25 cm long, exserted, strongly purple; peduncle scabrous; primary branches whorled, divaricate to spreading. Spikelets many, (3.3–) 3.5–4 mm long; pedicels scabrous; rachilla extension plumose, (1.5–) 1.7–2 mm long including hairs. Glumes diverging, unequal with lower one slightly longer. Lemma 1.7–2.1 mm long, villous, 5-veined, entire at apex or minutely 4-toothed, muticous or occasionally with a very fine awn or bristle to 2.5 mm long arising from near apex. Palea shorter than lemma, entire. Stamens 3; anthers 0.7–0.9 mm long.

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Phenology

Flowers December–January.

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Biostatus

Native.

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Distribution

Endemic to Victoria, near the southwestern edge of the Grampians.

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Habitat

Growing on saline drainage lines.

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Representative Herbarium Specimens

Vic.: Cavendish–Glendinning road, Glendinning, A. Brown 1713 (HO, MEL); Mooralla Demonstration Site, A. Brown 1714 (CANB, MEL); Middletons Crossing and Victoria Point Roads corner, A. Brown 1715 (AD, MEL, NSW).

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Illustrations

A.J. Brown, Muelleria 26: 34, fig. 4a & b; 39, fig. 5e–i (2008).

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Bibliography

Jacobs, S.W.L. & Brown, A.J. (2009). Lachnagrostis (Poaceae), in Wilson, A.J.G. (ed.), Flora of Australia 44A: 174–190. (ABRS: Canberra/CSIRO: Melbourne).

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Source

Adapted from S.W.L. Jacobs & A.J. Brown, Lachnagrostis, Flora of Australia 44A: 174–190 (2009).

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Characters

From the Acacia characters species list, created by on Mar 12, 2015.
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© Copyright Commonwealth of Australia, 2024
Last updated: System; Feb 20, 2020 12:41 Status: Legacy

Author - S.W.L. Jacobs, A.J. Brown

Contributor - John R. Busby (ed. 8 September 2024)

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Acknowledgements -

Cite this profile as: S.W.L. Jacobs, A.J. Brown. Lachnagrostis leviseta, in (ed.), Flora of Australia. Australian Biological Resources Study, Department of Climate Change, Energy, the Environment and Water: Canberra. https://profiles.ala.org.au/opus/foa/profile/Lachnagrostis%20leviseta [Date Accessed: 14 March 2025]