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

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SPECIES PLANTARUM — FLORA OF THE WORLD (2002)
4a. Luzula lactea (Link) E.Mey. var. lactea
Juncus stoechadanthos Brot., Fl. Lusit. 1: 516 (1804). T: Portugal, ‘in summis montosis Gerez’, J.H.F.Link;
holo: B, destroyed, probably a duplicate of the type of L. lactea.
Illustration: F.G.P.Buchenau, in H.G.A.Engler, Pflanzenr. (iv.36) 25: 57, fig. 43 (1906).
Leaf margin ciliate to glabrescent; abaxial surface glabrous. Basal leaves arcuate to straight,
less often circinate. 2n=12, fide N.Malheiros & A.Gardé, Agron. Lusit. 9: 76 (1947).
Mountains of NW and central Spain and northernmost Portugal. 12: POR, SPA. Open dry
oak woodlands and clearings. Map 19.
12. PORTUGAL: Serra da Estrela, Facarão, 1500 m, M.Ferreira [A.Kneucker, Cyper. Junc. Exs.] 210 (PR, W,
WU). SPAIN: Soria, Sierra de Urbión, 5 Jul 1958, N.Y.Sandwith 5366 (K); Puerto de Leitariegos, 7 Aug
1835, M.C.Durieu [Pl Select. Hisp. Lusit.] 214 (K, W); Sierra de Guadarrama, Cercedilla, C.Vicioso (LD, M);
Sierra de Guadarrama, Cercedilla, 18 Jul 1924, Ginzberger (WU); Sierra de Guadarrama, Puerto de
Navacerrada, 1800 m, K.H.Rechinger 62610 (W); Sierra de Guadarrama, Puerto de Navacerrada, E.Levier
(W 13429); León, Cordillera Cantabrica, between Valverde and Puerto de Vegarada, Cerulleda, 1200 m,
B. de Retz 76163 (LD).
Intermediates between the two varieties also occur in Serra do Gerez (LD). The type material
of L. lactea in B-W has only been seen as a photograph.
4b. Luzula lactea var. velutina (Lange) Cout., Bol. Soc. Brot. 8: 122 (1890)
Luzula velutina Lange, Vidensk. Meddel. Dansk. Naturlist. Foren. Kjöbenhavn 1881: 93 (1881); Luzula lactea
subsp. velutina (Lange) Nyman, Consp. Fl. Eur. 4: 751 (1882). T: ‘In monte Serra do Ratico c. Murca
Lusitaniae’ [Ponte do Ratinho, Murça], Jul. 1880, M.Ferreira; holo: C, n.v.
Leaf margin usually ciliate; abaxial surface usually densely hairy. Basal leaves usually
distinctly circinate.
Mountains of west-central Spain and east-central Portugal. 12: POR, SPA. Open dry oak
woodlands and clearings. Map 20.
12. PORTUGAL: Beira Baixa, Serra da Estrella, Facarão, 1500 m, M.Ferreira [A.Kneucker, Cyper. Junc.
Exs.] 178 (PR, PRA, W); Serra da Estrella, Poio Negro, Pimentel [Fl. Lusit. Exs.] 1838 (LD, PR); Serra da
Estrella, Penha Douradas, 1550 m, 13–25 Jun 1987, A.Polatschek (W); Beira Baixa, Serra de Gardunha, Valle
de Prazeres, 900 m, 16 Jun 1938, W.Rothmaler (S); Ponte do Ratinho, between Murça and Palheiros,
A.Fernandes et al. 5423 (UPS); Guarda, Videmonte, 16 Jun 1953, A.Fernandes et al. 4386 (LD, UPS); Alto
Alentejo, Portalegre, 1000 m, J.V.C.Malato-Beliz et al. 16310 (LD).
5. Luzula canariensis Poir., Encycl., Suppl. 3: 532 (1813)
Juncoides canariensis (Poir.) Kuntze, Revis. Gen. Pl. 2: 724 (1891). T: Canary Is., Tenerife, Laguna,
Broussonnet; holo: P-DESF, n.v.
Map: H.Meusel, E.Jäger & E.Weinert, Vergl. Chorol. Zentraleur. Fl. 1: 87 (1965).
Perennials 35–90 cm tall, loosely caespitose, subglabrous; rhizome long, creeping to
ascending; stolons present; plant base often purplish. Stem thick, c. 2–3 mm in diam. Basal
leaves usually 18–30 cm long, 13–19 mm wide, evenly narrowing; cauline leaves usually
4–5, up to 18 cm long and 13 mm wide. All leaves acute; margins papillose-serrulate;
sheaths ±dissected, with mouth ciliate. Lower bract 2–3 cm long, herbaceous, shorter than
inflorescence. Inflorescence decompound, ±dense, usually 1.5–8 × 2.5 × 6 cm; main branches
with anthelas of 3–8-flowered clusters. Bracteoles ovate-lanceolate, 2.0–2.5 mm long,
membranous-dirty white, sparsely ciliate. Tepals ±equal, glabrous, oblong-lanceolate, usually
(3.0–) 3.5–4.2 mm long, dirty white (whitish-membranous with pale straw-brown base and
1–3 prominent veins). Stamens 6; anthers 1.1–1.3 mm long; filaments c. 1.0–1.1 mm long;
style c. 1.0 mm long; stigmas 0.9–1.3 mm long. Capsule ±ovoid, acuminate, mucronate, pale
brown; capsule segments c. 2.5 × 1.5–1.6 mm long, including mucro c. 0.5 mm long. Seeds
ellipsoidal, 1.1–1.3 mm long, 0.6–0.7 mm wide; appendage c. 0.1 mm long, probably not or
indistinctly fibrillate. 2n=12, fide L.Borgen, Check-List Chromos. Macarones. Vasc. Pl. 30
(1977).