Platanthera 粉蝶蘭屬
型態特徵
Terrestrial perennial herbs with fleshy stoloniform or ellipsoid tuberoids. Stems erect, with few to several cauline or basal leaves, sheathing at base. Leaves alternate, usually elliptic, oblong or lanceolate. Inflorescence terminal, racemose or spicate, with few to many flowers; bracts often erect, usually lanceolate. Flowers greenish, yellowish or white, resupinate; dorsal sepal often short and broad, concave; lateral sepals longer than dorsal one, often spreading or reflexed; petals narrow, connivent with dorsal sepal forming hood, or spreading and divergent from dorsal sepal; lip adnate to base of column, usually fleshy, ligulate or linear, not divided, ascending or reflexed, base produced into long or short spur; column short and stout; anther terminal, erect, basally connate with column, 2-celled, with distinct connective between, cells separated, parallel or divergent below, with auricles or staminodes on outer side; pollinia 2, sectile, with long caudicle attaching to naked viscidium; stigma entire, protruding on convex surface surrounded by rostellum, or on concave surface below narrow rostellum; rostellum protruding roof-like or flat narrow tape-like, extending on both sides into lateral arms beside base of anther cell, not forming pouch-like bursicles.
About 150 species, in north temperate regions, extending to mountainous and alpine areas of the tropics and subtropics. Eight species in Taiwan.
參考文獻
- SU, Horng-Jye, Flora of Taiwan, second edition 5: 1011. 2000. (Fl. Taiwan 2nd edit.)
- Inoue, K. and T. P. Lin, Journal of phytogeography and taxonomy 28(1): 1-13. 1980. (J. Phytogeogr. Taxon.)
種列表
- Platanthera anboensis
- Platanthera brevicalcarata 短距粉蝶蘭
- Platanthera devolii 長葉蜻蛉蘭
- Platanthera longicalcarata 長距粉蝶蘭
- Platanthera mandarinorum ssp. formosana 惠粉蝶蘭
- Platanthera mandarinorum ssp. pachyglossa 厚唇粉蝶蘭
- Platanthera mandarinorum ssp. ophrydioides 千鳥粉蝶蘭
- Platanthera mandarinorum var. brachycentron
- Platanthera minor 卵唇粉蝶蘭
- Platanthera nantousylvatica 南投蜻蛉蘭
- Platanthera peichiatieniana 北插天粉蝶蘭
- Platanthera quadricalcarata 聖陵粉蝶蘭
- Platanthera sachalinensis 高山粉蝶蘭
- Platanthera sonoharae 琉球蜻蛉蘭
- Platanthera sp.
- Platanthera stenoglossa 狹瓣粉蝶蘭
- Platanthera taiwanensis 臺灣蜻蛉蘭
- Platanthera yangmeiensis 陰粉蝶蘭
