Part 6. JUNCACEAE 1: Rostkovia to Luzula - Species Plantarum ...

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SPECIES PLANTARUM — FLORA OF THE WORLD (2002)
Karmakola, 18 Jul 1891, O.J.Ekstam s.n. (LD). KRASNOYARSK: Taymyr, Syndasko R., N.S.Vodop’yanova
301 (PRA). 70: ALASKA: Monument Ck Road, Teller Road, Williams 1798 (K). GREENLAND: Foulke
Fjord, Etah, G.Simmons 1481 (LD). NORTHWEST TERRITORIES [Nunavut]: Franklin District, Frobisher
Bay, Eskimo village, H.A.Senn & J.A.Calder 3941 (LD). 72: QUEBEC: Gaspé, Table-top Mtn, M.L.Fernald
& J.F.Collins, Pl. East Quebec 195 (LD).
In some areas of N Europe difficult to distinguish from L. arcuata; in other regions either not
in contact with the latter, or distinct from it (with occasional, rare hybridization).
49. Luzula nivalis (Laest.) Spreng., Syst. Veg., 16th edn, 2: 111 (1825)
Luzula campestris var. nivalis Laest., Kongl. Vetensk.-Akad. Handl. 1822: 334 (1822); Juncus campestris var.
nivalis (Laest.) Sommerf., Suppl. Fl. Lappon. 16 (1826), n.v.; Juncoides nivalis (Laest.) Coville, Contr. U. S.
Natl. Herb. 4: 209 (1893). T: Sweden, Lule Lappmark, [lit.: in rupibus occultis Alpium rarissime. In latere
boreali alpis Jegraapo], norra branten af Jegra-apo-Jalle, 1821, L.L.Laestadius; lecto: S, designated here;
isolecto: S, UPS [further authentic material: S, UPS, W].
Luzula arctica Blytt, Norges Fl. 1: 299 (1861); Luzula arcuata var. hookeriana Trautv., Trudy Imp.
S.-Peterburgsk. Bot. Sada 1: 80 (1871); Luzula arctica var. typica Buchenau, in H.G.A.Engler, Pflanzenr.
(iv.36) 25: 69 (1906), nom. inval. T: Norway, Dovre, M.Blytt [Fries, Herb. Norm. Fasc. 10] 65; lecto: UPS,
designated here.
Luzula tolmatchewii Kuvaev, Byull. Moskovsk. Obshch. Isp. Prir., Otd. Biol. 99(1): 118 (1994). T: Russia,
W Siberia, Novaya Zemlya, Insula borealis, inter maris Karskoe [more] et radiostatio Matoczkin Schar, 240 m,
Tolmatchew 495; holo: LE.
Illustrations: J.Lid, Norsk & Svensk Fl. 202, fig. 99b (1963); E.Hultén, Fl. Alaska 300 (1968).
Maps: E.Hultén, Fl. Alaska 300 (1968); E.Hultén & M.Fries, Atlas N. Eur. Vasc. Pl. 1: map 170 (1986), as
L. arctica; N.K.Kovtonyuk, in L.I.Malyshev & G.A.Peshkova, Fl. Sibiri 4 (Araceae – Orchidaceae): map 36
(1987) [Siberia].
Perennials, usually 8–18 cm tall, caespitose, subglabrous; rhizome ascending; plant base
straw-brownish or pale castaneous brown. Basal leaves numerous, crowded, ±flat, usually up
to 5 cm long, (2–) 3–4 mm wide; cauline leaves (1–) 2, 1–2 (–3) cm long, 1–2 mm wide; all
leaves with obtuse slightly swollen tip with spinuliform mucro (caducous). Inflorescence
congested in a single dark many-flowered head 0.8–1.0 × 0.6–0.9 cm, composed of 1–3
clusters; basal cluster sometimes on erecto-patent peduncle up to 3 cm long. Lower bract
usually scarious to straw-brown, subglabrous, linear-lanceolate, 4–9 mm long, much shorter
than inflorescence. Bracteoles ±ovate, ±obtuse, sparsely ciliate above, up to 1.2 mm long,
dark brown. Tepals subequal, 1.6–1.9 (–2.0) mm long, acute, dark castaneous to blackish
brown. Stamens 6; anthers 0.3–0.6 mm long; filaments 0.4–0.5 mm long; style 0.1–0.2 mm
long; stigmas 0.8–1.0 mm long. Capsule ovoid-trigonous, exceeding tepals; capsule segments
2.1–2.3 × c. 1.2 mm, blackish brown. Seeds ellipsoidal, 1.0–1.2 × 0.6–0.7 mm, brown,
distally with a greyish tip; basal appendage up to 0.2 mm long, fibrillate. 2n=24, fide
G.Knaben & T.Engelskjøn, Acta Borealia, A. Sci., 21: 4 (1967).
Arctic regions of Eurasia and North America, mountains of S Siberia. 10: FIN, NOR, SVA,
SWE. 14: RUN. 30: BRY, CTA, IRK, KRA, TVA, WSB, YAK. 31: MAG. 70: ASK, GNL,
NWT, YUK. 71: BRC. 72: NFL, QUE. Moist places in arctic and mountain tundra. Map 80.
10: NORWAY: Folldal, between Råtåsjø and Råtåsjøhø, T.Karlén 211 (LD). SVALBARD: Isfjorden, Green
Harbour, 5 Jul 1925, Lagerkrantz s.n. (S). SWEDEN: Torne Lappmark, Jukkasjärvi, Mt Nissontjärro,
1300–1400 m, C.G.Alm & H.Smith 139 (LD); Torne Lappmark, Jukkasjärvi, Torneträsk Lake, K.H.Rechinger
S–230 (W). 30: WEST SIBERIA: Novaya Zemlya, Krestovaya Guba, 10 Aug 1926, H.Steffen s.n. (LD).
KRASNOYARSK: E Sayan Mtns, Udinskiy Range, L.I.Malyshev 376 (PRA). 70: GREENLAND: Heilprin
Land, Brønlundhus, 31 Jul 1963, Fredskild [Pl. Vasc. Groenl. Exs. 268] (UPS); Melville Bugt, Tugtuligssuaq,
350 m, 16 Aug 1979, Fredskild [Pl. Vasc. Groenl. Exs.] 671 (S). NORTHWEST TERRITORIES [Nunavut]:
Franklin, Southampton Is., Coral Harbour, O.Hedberg 3315 (UPS); Franklin, Corwallis Is., Resolute,
O.Hedberg 3248 (UPS).