Bulbophyllum insulsoides

穗花捲瓣蘭

Bulbophyllum insulsoides Seidenf.

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

Seidenf., Dansk Botanisk Arkiv 29(1): 89. fig. 68. 1973. (Dansk Bot. Ark.)

台灣首次記錄發表文獻

Liu & Su, Flora of Taiwan 5: 894. 1978. (Fl. Taiwan, 台灣植物誌)

異名

Bulbophyllum racemosum Hayata

Hayata, Materials for a flora of Formosa 317. 1911. (non Rolfe). (Mat. Fl. Formos.)
Cirrhopetalum racemosum (Hayata) Hayata

Hayata, General Index to the Flora of Formosa 76. 1917. (Gen. Ind. Fl. Formos., 台灣植物總名錄)
Bulbophyllum insulsum auct. non (Gagnep.) Seidenf.

Su, Quarterly journal of Chinese forestry 22(2): 22. pl. 2. 1989. (Quart. J. Chin. For., 中華林學季刊)

各語言俗名

日

ほざきくしのはらん.

參考資料

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

Rhizomes obscure. Pseudobulbs closely aggregated, elongate conic-ovoid, 2.5-4 cm long, ca. 8-15 mm wide, long attenuate at apex, green and lustrus at first, turning dark brown when old.
Leaves solitary, articulated with pseudobulb, oblong-lanceolate to linear-oblong, 8-20 cm long, 2-3.2 cm wide, greenish above, pale below, apex obtuse, minutely aristate, base attenuate into canaliculate petiole.
Scape arising from base of pseudobulbs, rachis 4-10 cm long, slender, peduncle 5-10 cm long, lower part with 2-4 scales; scales thin, ca. 1-1.5 cm long; bracts lanceolate, 6-8 mm long, acute, with reddish brown spots; pedicel and ovary nearly as long as bract. Flowers 8-15 laxly racemose, yellowish green, sepals speckled with reddish spots on outer surface; dorsal sepal ovate-lanceolate, 6-8 mm long, 2.5 mm wide, acuminate at apex, slightly contracted at base, strongly concave, entire; lateral sepals slightly divergent, obliquely lanceolate, 7-10 mm long, 3 mm wide, long caudate at apex; petals much shorter, ovate, 4 mm long, 2 mm wide, shortly ciliate-serrate; lip pale yellow, tinged with red or with a few reddish spots on lower side, erect on foot of column, 2.5 mm long, 1.5 mm wide, recurved at apex, upper surface with 2 lateral yellowish white ridges and a median yellow ridge; column whitish, 2 mm long, with 2 slender stylids at apex, foot 2 mm long, thickened and convex below stigma, thinner toward apex; anther yellowish or nearly white, sometimes tinged with red, ovate-cordate, 1 mm long; pollinia 2 and cleft, or 4, in 2 connate pairs.
Capsules ellipsoid, 1.5-2 cm long. Seeds fusiform, 0.2-0.4 mm long, with short caudate ends.

分布

台灣 : in broad leaved forests at 1,000-2,000 m in the center and south.
世界 : Southern China and Vietnam.

引證標本

TAICHUNG: Hassenshan, Sasaki s. n. Dec 1929. NANTOU: Kingkangsushan, Su & Chen 8552; Chitou, Su 7675. CHIAYI: Tashan, Segawa s. n. Apr 1937. PINGTUNG: Tahanshan, Wu 5. TAITUNG: Doushan, Su & Chen 8908. HUALIEN: Lakulakuchi, Su & Hu 8588.