Nervilia taitoensis

單花脈葉蘭

uncertain

Nervilia taitoensis (Hayata) Schltr.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

Schltr., Repertorium specierum novarum regni vegetabilis 10: 6. 1911. (Rep. Sp. Nov. Regni Veg.)

台灣首次記錄發表文獻

Liu & Su, Flora of Taiwan 5: 1069. 1978. (Fl. Taiwan, 台灣植物誌)

異名

Pogonia taitoensis Hayata

Hayata, Materials for a flora of Formosa 346. 1911. (Mat. Fl. Formos.)
Nervilia taiwaniana S.S. Ying

Ying, S.S., Quart. J. Chin. Forest. 11(2): 104. 1978.
Nervilia punctata (Blume) Schltr. var. nipponica auct. non (Makino) F. Maek.

Lin, Native Orchids of Taiwan 3: 174. 1987. (Native Orch. Taiwan)
Nervilia nipponica auct. non Makino

Su, Flora of Taiwan, second edition 5: 978. 2002. (Fl. Taiwan 2nd edit., 台灣植物誌第二版)
Nervilia tahanshanensis Lin & Lin

Lin & Lin, Taiwania 54(4): 329. fig. 2H. 2009.
Nervilia taiwaniana S.S. Ying var. tahanshanensis (T.P. Lin & W.M. Lin) T.P. Lin

Lin et al., Taiwania 61(2): 110. 2016.

各語言俗名

中

大山脈葉蘭. 台東脈葉蘭. 大漢山脈葉蘭.
日

むかごさいしん. たいとうあおいらん.

參考資料

Tsan-Piao Lin, Taiwania 66(1): 11-19. 2021.
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

特徵描述

生活型

herb

形態特徵

Plants 5-15 cm tall. Corms whitish, nearly globose, 0.8-1.5 cm across, usually 3-nodose.
Leaves petiolate, pale green or green and sometimes marked with dark green along veinlets on upper surface, purplish along major veins on lower surface, polygonal-cordate, 3-4.5 cm across, apex acute, cordate at base, obscurely wavy or nearly entire along margins, edge slightly angled at ends of major veins; petiole 2-5 cm long.
Peduncle pale green, sometimes with purple spots, 4-10 cm tall, ca. 1.5 mm in diam., with 2-3 sheaths below, sheaths lanceolate, 1-2 cm long; bracts ovate-lanceolate, 4-6 mm long, 2 mm wide; pedicel slender, 4-6 mm long; ovary enlarged, 4-6 mm long. Flowers solitary, perianth not widely spreading; sepals pale green to greenish brown, with purple veins, linear-lanceolate to linear, 18-20 mm long, 2.2-3 mm wide, acute or acuminate at apex, lateral ones slightly oblique; petals similar to sepals, 16-18 mm long, 2 mm wide, acute; lip whitish, with small purplish dots consisting of cluster of hairs, elongate oblong or oblanceolate, 16-20 mm long, 5-8 mm wide, with incurved narrow base surrounding column, 3-lobed near middle, lateral lobes triangular, erect beside column, 2 mm long, midlobe spreading, elliptic to oblong or elongate obovatae, apex acute, disc with longitudinal keel running from midlobe to near base, lower half of keel with white hairs and longitudinally sulcate; column white, clavate, 6-7.5 mm long, distinctly dilated at apex, ventral side with cluster of white hairs below stigma; anther yellowish white, short cucullate, 2 mm tall; pollinia clavate, 1.8 mm long; stigma semiorbicular, concave; rostellum short ligulate.

分布

台灣 : forests, 500-2,000 m in the central and southern mountains.
世界 : Japan and the Ryukyus.

引證標本

MIAOLI: Taping, Lin 413. TAICHUNG: Tashuehshan, Lin 49. NANTOU: Tungpu, Ying 1915; Su 8357; Pashienshan, Su 8165; Shanlinchi, Su 9280. PINGTUNG: Wutai, Su & Wu 9581.