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Details for: Luzula acutifolia |
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Search restricted to Kirschner, J. et al. 2002, Species Plantarum: Flora of the World Part 6-8. Check for other Sources using this name
| Source: |
Kirschner, J. et al. 2002, Species Plantarum: Flora of the World Part 6-8. [IOPI preferred view]
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| Name: |
Luzula acutifolia H.Nordensk. |
| Nomencl. ref. |
Bot. Not. vol. 122, 85. 1969. |
| Rank: |
Species |
| Status: |
ACCEPTED |
| Taxonomy (this taxon is included in): |
Familia - Juncaceae
Genus - Luzula DC.
Subgenus - Luzula subgen. Luzula DC.
Sectio - Luzula sect. Luzula
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| Included taxa:
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Luzula acutifolia H.Nordensk. subsp. acutifolia |
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Luzula acutifolia subsp. nana Edgar |
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| Description: |
Perennials, to 20 cm tall; stolons ±absent. Basal leaves canaliculate, to 8 cm long, to 2.5 mm wide; cauline leaf 0–1, to c. 3.5 cm long; margins subglabrous (a few hairs confined to blade base), ±swollen, smooth; apex acute, or subobtuse with acute mucro. Lower bracts
1–2, herbaceous, erecto-patent, subequalling to exceeding inflorescence. Inflorescence congested in a single head or with 1–3 shortly pedunculate c. 8–15-flowered clusters. Bracteoles ovate, scarious, c. 1.5 mm long, subentire. Tepals ±equal, acuminate or inner ones ±acute, (2.0–) 2.4–2.8 (–3.2) mm, dark castaneous, dark brown or blackish brown; margins narrow, distally distinct. Stamens 6; anthers 0.9–1.3 mm long; filaments 0.4–0.5 mm long; style c. 0.6–0.9 mm long; stigmas c. 1.5 mm long. Capsule oblong-ovoid, acute, dark castaneous-brown, smooth, equalling or shorter than perianth; capsule segments 2.2–2.5 × c. 1.4 mm. Seeds ovoid-ellipsoid, c. 1.2–1.3 mm long, 0.7–0.8 mm wide; appendage 0.10–0.15 mm long, fibrillate. H.Nordenskiöld, Bot. Not. 122: 72–73 (1969). |
| Description Table: |
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Plants densely caespitose, forming small cushions;
rhizome short
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91a. subsp. acutifolia
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Plants loosely caespitose, forming mats or extensive
swards; rhizome creeping-ascending, branched
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91b. subsp. nana
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| Geography: |
Confined to several mountain areas in New South Wales, Victoria and Tasmania. Vicinity of snow-beds and alpine tundra, alpine grasslands. Similar to other Australian species with congested inflorescence, such as L. atrata, L. ovata etc. Two subspecies are recognized: |
| SourceHigherTaxon from IOPI: |
Juncaceae |
| Taxon number in Juncaceae SP treatment
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91. |
| Type: | T: Victoria, Australian Alps, Bogong High Plains, near Frying Pan, 1780 m, 31 Jan 1958, H.Eichler 14641; holo: AD95829016; iso: CHR, K, MRL, UPS. |
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© 1996-2007 The International Organization
for Plant Information.
This page last updated: Dienstag, 21. August 2007
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