Platanthera mandarinorum subsp. pachyglossa

厚唇粉蝶蘭

endemic

Platanthera mandarinorum Rchb. f. subsp. pachyglossa (Hayata) T. P. Lin & K. Inoue

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

T. P. Lin & K. Inoue. 1980. Journal of phytogeography and taxonomy 28(1): 10. (J. Phytogeogr. Taxon.)

台灣首次記錄發表文獻

同發表文獻

異名

Platanthera pachyglossa Hayata

Hayata. 1914. Icones Plantarum Formosanarum 4: 123. (Icon. Pl. Formos.)
Habenaria pachyglossa (Hayata) Masam.

Masam. 1968. Journal of Geobotany 16(2): 4. (J. Geobot.)
Platanthera angustata (Blume) Lindl.

Liu & Su. 1978. Flora of Taiwan 5: 1092. (Fl. Taiwan)

各語言俗名

中

厚唇粉蝶蘭
日

りとうとんぼそう

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Plants 30-50 cm tall. Tuberoids elongate fusiform or clavate fusiform, 3-7 cm long, 4-8 mm thick. Stem many-ridged, with one or two cauline leaves and few bract-like smaller leaves.
Leaves sessile, oblong to lanceolate, 5-12 cm long, 2-3 cm wide, apex acute, embracing stem at base.
Inflorescence 5- 15 cm long, 5-15-flowered; bracts ovate-lanceolate, 8-20 mm long, 4-8 mm wide, acute or acuminate, lower ones larger, shorter or equal to pedicel and ovary. Flowers somewhat nodding, greenish; dorsal sepal concave, broadly ovate, 5-6 mm long, 4.5-5.5 mm wide, apex obtuse, 3-nerved; lateral sepals reflexed, obliquely oblong-lanceolate, 7-9 mm long, 3-3.5 mm wide, acute or obtuse at apex, slightly contracted at base, 3-nerved; petals spreading, pointing away from dorsal sepal, obliquely ovate-lanceolate, 6-9 mm long, 3-4 mm wide, acute or obtuse; lip fleshy, descending, linear-lanceolate, 8-10 mm long, 2-2.5 mm wide, apex obtuse, spur cylindrical, arched or slightly pointing backward, 8-15 mm long, obtuse or sharp at tip; column 3-4 mm tall; anther cells clavate, 2.5 mm long, widely separated, staminodes elongate ellipsoid, 1.5 mm long; pollinia ovoid-ellipsoid, 1.5 mm long, caudicle ca. 1 mm long, viscidium orbicular discoid; stigmatic surfaces flat and confluent, concave cavity under rostellum; rostellum narrow tape-like, slightly curving into V shape.

分布

台灣 : Alpine grasslands, 2,000-3,200 m.

引證標本

ILAN: Nanhutashan, Su 7177*; Su 7258. HSINCHU: Litung, Kawakami s. n. Jul 1913. TAICHUNG: Hsuehshan, Su 7939; Su 7942. MIAOLI: Tapachien, Lin 372. HUALIEN: Pilushan, Su 9380. NANTOU: Hohuan, Su 8412. Meifong, Su et al. 9544.