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

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SPECIES PLANTARUM — FLORA OF THE WORLD (2002)
Juncoides major (Hook.) Piper, in C.V.Piper & R.K.Beattie, Fl. N.W. Coast 92 (1915); Luzula arcuata β
[unranked] major Hook., Fl. Bor.-Amer. 2: 189 (1838). T: USA, Washington, Pierce Co., Mt Rainier,
F.W.Tolmie; holo: K.
Luzula wahlenbergii f. americana Kurz, Bot. Jahrb. Syst. 19: 411 (1894). T: USA, Alaska, Lynn Canal,
‘Dejäh’, 1882, A.Krause & A.Krause; lecto: S, fide L.Hämet-Ahti, Ann. Bot. Fenn. 8: 377 (1971); isolecto: UPS.
Luzula parviflora var. yezoensis Satake, in T.Nakai & M.Honda, Nov. Fl. Jap. 1: 27 (1938); Luzula parviflora
subsp. yezoensis (Satake) Hultén, Fl. Alaska 297 (1968), nom. inval. T: Japan, Hokkaido, Prov. Ishikari, Mt
Daisetsu, Jul 1931, Y.Satake; holo: TI; iso (fragment): KYO.
Illustrations: L.Hämet-Ahti, Aquilo, Ser. Bot., 3: 18, fig. 2, 3, 4 (1965).
Maps: L.Hämet-Ahti, Aquilo, Ser. Bot., 3: 18, fig. 5 (1965); L.Hämet-Ahti, Ann. Bot. Fenn. 8: 378, fig. 6
(1971); J.Coffey Swab, Fl. North Amer. 22: 259 (2000).
Perennials 20–30 (–35) cm tall, caespitose, bluish green, subglabrous; rhizome short or
ascending; stolons absent. Basal leaves 5–10 cm long, 3–4 mm wide; cauline leaves 3, linear,
to 3–7 cm long, 3–5 mm wide. All leaves with papillose-serrulate margins; tip acute. Lower
bract brownish, ciliate, to c. 1 cm long. Inflorescence conspicuously nodding, usually
c. 5 × 3 cm, usually 30–60-flowered; flowers borne singly. Bracteoles ±ovate, membranous,
often ±pale brownish, to c. 1.5 mm long, ciliate. Tepals equal, glabrous, ±lanceolate, acute,
(1.8–) 2.0–2.3 (–2.5) mm long, dark brown. Stamens 6; anthers (0.3–) 0.4–0.6 (–0.8) mm
long; filaments c. 0.5 mm long; style 0.2–0.4 mm long; stigmas c. 1 mm long. Capsule
oblong-ellipsoid, subacuminate to acute, ±castaneous-brown, exceeding perianth; capsule
segments 1.8–2.2 (–2.4) × 1.0–1.2 mm. Seeds pale (yellowish) brown, narrowly ellipsoid,
1.0–1.2 mm long, 0.5–0.6 mm wide; appendage indistinct; base sparsely fibrillate. 2n=24,
fide L.Hämet-Ahti & V.Virrankoski, Ann. Bot. Fenn. 8: 158 (1971). Fig. 11.
Western North America from the northernmost California, Idaho and Wyoming to Alaska;
Kuril Islands, Russian Far East, and Hokkaido, Japan. 31: KAM, KUR, PRM. 38: JAP.
70: ALU, ALA, YUK. 71: ABT, BRC. 73: IDA, MNT, ORE, WAS, WYO. 76: CAL.
Snowbeds and mesic heaths in the mountains and in the north. Map 38.
31. KURIL IS.: Paramushir, Kassivobara, 29 Sep 1946, D.Vorobev (VLA); Shumshu, J.Ohwi & H.Yoshii 5644
(KYO). 38. JAPAN: Ishikari, Mt Daisetsu, Takaminega-hara, K.Inagaki 163351 (TNS). 70. ALEUTIAN
IS.: Atka, W.J.Eyerdam 1038 (S). ALASKA: Skagway, J.P.Anderson 1646a (S); Chugach Mtns, Thompson
Pass, L.Hämet-Ahti 860 (H). 71. ALBERTA: Banff National Park, Lake Louise, C.J.F.Skottsberg s.n.
(UPS). BRITISH COLUMBIA: Tenquille Lake area, Crown Mtn, 1800 m, Beamish & K.Vrugtman 60980
(OULU). 73. OREGON: Mt Hood, 29 Jul 1886, T.Howell (P). WASHINGTON: Cascade Mtns, Stevens
Pass Region, Aug 1929, J.M.Grant (PR, S).
19. Luzula hitchcockii Hämet-Ahti, Ann. Bot. Fenn. 8: 370 (1971)
Luzula glabrata var. hitchcockii (Hämet-Ahti) Dorn, Vasc. Pl. Wyoming 297 (1988). T: USA, Idaho, Valley
Co., Sawtooth Mts, Gold Fork Lookout, 8000 ft, J.W.Thompson 13769; holo WTU; iso: MICH, PR, UC, US.
Illustrations: C.L.Hitchcock et al., Vasc. Pl. Pacif. Northw. 1: 218 (1969) as L. glabrata; L.Hämet-Ahti, Ann.
Bot. Fenn. 8: 371, fig. 2 (1971).
Maps: L.Hämet-Ahti, Ann. Bot. Fenn. 8: 369, fig. 1 (1971); J.Coffey Swab, Fl. North Amer. 22: 259 (2000).
Perennials (20–) 25–30 cm tall, loosely caespitose, bright green; rhizome branched,
creeping-ascending; stolons usually ascending. Basal leaves usually to 10 cm long, 5–6 mm
wide; cauline leaves 3–4, 2–6 cm long, 6–8 (–10) mm wide. All leaves with papilloseserrulate
margins; tip acute. Lower bract herbaceous, to 2.5 cm long, conspicuously shorter
than inflorescence; middle bracts brownish or purplish membranous, ciliate. Inflorescence
loose, ±nodding to suberect, many-flowered, c. 8 × 6 cm; flowers borne singly or less often
in 2-flowered clusters. Bracteoles membranous, often suffused castaneous, to 1.5 mm long.
Tepals equal, glabrous, lanceolate, (2.5–) 2.7–3.0 (–3.5) mm long, acute, dark brown to
castaneous brown. Stamens 6; anthers (1.0–) 1.2–1.5 (–1.6) mm long; filaments 0.4–0.6 mm
long; style 0.5–1.0 mm long; stigmas 1.5–2.5 mm long. Capsule ovoid, acute-trigonous, dark
castaneous-brown, exceeding perianth; capsule segments (2.8–) 3.0–3.5 (–3.8) × 1.8–2.0 mm,
with a beak to 0.9 mm long. Seeds dark brown, ±ellipsoid, c. 1.5 mm long, c. 0.7 mm wide;