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Details for: Luzula oligantha |
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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 oligantha Sam. |
| Nomencl. ref. |
Svensk. Vet.-Akad. Handl. vol. ser. III, 5(1), 227. 1927. |
| 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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Synonym(s):
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Luzula campestris var. pauciflora Buchenau |
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Luzula sudetica var. pauciflora (Buchenau) Nakai |
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Luzula oligantha f. atrata Satake |
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| Description: |
Perennials, 15–25 (–35) cm tall, sparsely ciliate, loosely caespitose; rhizome short, oblique to ascending; stolons absent. Basal leaves usually 4–8 cm long, 2–4 mm wide. Cauline leaves 2 (–3), c. 4–8 cm long, 2.5–3.5 mm wide, with leaf and bract margin papillose-serrulate; apex obtuse, ±swollen. Inflorescence composed of 1–3 subsessile and usually 2–4 (–8) pedunculate clusters; clusters ±hemispherical, 3–5 (–9)-flowered, 4–5 × 5–6 mm. Peduncles thin, ±smooth, often flexuose to slightly arcuate, usually 2.5–5.0 cm long; secondary branches not rare (0–2 branchings per inflorescence, usually on the longest peduncle), short. Lower bract herbaceous, (1.0–) 1.5–2.0 (–4.0) cm long, shorter than inflorescence. Bracteoles membranous, ovate, up to 1 mm long, sometimes brownish, sparsely ciliate above. Tepals ±equal, entire, dark blackish-brown with pale margins above, broadly lanceolate, 1.6–1.8 mm long. Stamens 6; anthers 0.5–0.7 mm long; filaments c. 0.5 mm long; styles 0.4–0.6 mm long, longer than ovary; stigmas 1.2–1.5 mm long. Capsule conspicuously exceeding perianth, ellipsoidal, subacute; capsule segments blackish castaneous brown, usually 1.6–2.0 ×
1.1–1.3 mm. Seeds 0.8–0.9 mm long, 0.5–0.6 mm wide; appendage very short, 0.1–0.15 mm long, with fibrillate hairs on the top. 2n=36, fide M.Nakata, Bull. Biol. Soc. Hiroshima Univ. 55: 7–10 (1989), n.v. |
| Geography: |
Russian Far East, Japan, Korea, E China. Mountain slopes and open sandy or gravelly ground. Map 107., 31: RUSSIAN FAR EAST: S Kamchatka, Akhomten Bay, 175 m, E.Hultén 1360 (S); E Kamchtka, Koryatskaya Volkano, 14 Aug 1928, W.J.Eyerdam (K). KURIL IS.: Iturup Is., 21 Oct 1965, E.Egorova 3255 (LE). 36: CHINA NORTH CENTRAL: Shanxi, Hsiao Wutai Shan, Tien-lin-ssü, 3000 m, 22 Sep 1921, H.Smith 1233 (S). 38: JAPAN: Subashiri, at the foot of Fusiyama, Doenitz (para: W); Mt Tschokaisan, J.Matsumura 88 (para: W); Hokkaido, Mt Taisetsu [Daisetsu], 24 Jul 1931, Y.Satake (TI); Hokkaido, Mt Yubari, J.Ohwi 5019 (K, UPS); Hokkaido, Kitami, Mt Iwoo-san, 1400 m, M.Furuse 11379 (K); Honshu, Prov. Ettyu, Murodoh-Gosiki, 29 Jul 1928, K.Kimra 280823 (TI). |
| Note in illustration: |
Map: V.S.Novikov, in S.S.Kharkevich, Sosud. Rast. Soviet. Dal. Vost. 1: 87, fig. 28 (1985). |
| Notes: |
Reported from Tibet and the Himalayan region but material from the west is aberrant and requires further study. |
| SourceHigherTaxon from IOPI: |
Juncaceae |
| Taxon number in Juncaceae SP treatment
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69. |
| TDWG Distribution Code: |
31: KAM, KUR, MAG, PRM, SAK. 36: CHM, CHN. 38: JAP, KOR. |
| Type: | T: Japan, Mount Antake, 23 Jul 1880, Yatabe; lecto: W9599, designated here. |
| Distribution table: |
| Asia-Temperate |
China |
China North-Central |
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Manchuria |
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Eastern Asia |
Japan |
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Korea |
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Russian Far East |
Kamchatka |
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Kuril Is. |
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Magadan |
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Primorye |
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Sakhalin |
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© 1996-2007 The International Organization
for Plant Information.
This page last updated: Dienstag, 21. August 2007
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