Disporum shimadae Hayata, J. Coll. Sci. Imp. Univ. Tokyo 30(1): 367. 1911

Chien-Ti, Chao & Yen-Hsueh, Tseng, 2019, Taxonomic revision of Disporum Salisb. (Colchicaceae, Uvularioideae) of Taiwan, PhytoKeys 119, pp. 1-22 : 1

3. Disporum shimadae Hayata, J. Coll. Sci. Imp. Univ. Tokyo 30(1): 367. 1911 山寶鐸花 Figs 9 , 10

Disporum shimadae Hayata, J. Coll. Sci. Imp. Univ. Tokyo 30(1): 367. 1911. as ‘shimdai’. Hayata, Gen. Ind. 85, 1917; Sasaki, List Pl. Form. 106. 1928; Masamune and Simada, Short Fl. Form. 269. 1936; Masamune, List Vasc. Pl. Taiwan. 132. 1954; Chao et al., Bot. Bull. Acad. Sin. New Series 4(2):81; Ying, The Liliaceae of Taiwan. 24. 1969; Liu & Ying, Fl. Taiwan. 5:54. 1978; Ying, Liliaceae of Taiwan. 28. 1990; Wang, Cytotaxonomy of Liliaceae in Taiwan (II) Polygonateae and Tricyrteae. 46. 1997; Chen et al., Fl. China 22:158, 2000; Ying, Fl. Taiwan 2nd ed. 5:46. 2000; Boufford et al., Fl. Taiwan 2nd ed. 6:111. TYPE: Kelung, Masoku, 6 Mar. 1908, T. Kawakami & Y. Shimada 4311. (isotype: TAI!)

Disporum sessile (Thunb.) D. Don ex Schult. var. shimadae (Hayata) Hara, Univ. Mus., Univ. Tokyo, Bull. 31:202 1988.

Perennial herbs.

Stem erect, 15-45 cm, covered with persistent scale leaf at lower nodes, branch at the upper part. Leaf deciduous, simple, alternate, lanceolate, 4-10 cm long, 2-4 cm wide, apex acuminate, base obtuse, margin entire, 3-nerved at the base, petiole short, 3-5 mm long, glabrous, estipulate. Inflorescences pseudoterminal, solitary to 3-5 flowers fascicled, peduncle short, 3-5 mm long, bract absent. Tepals 6, arranged into 2-whorls, spathulate, 2-3 cm long, 5-8 mm wide, the inner surface of basal part and margin papillose, base with a short spur, 1-2 mm long, nectary inside. Stamens 6, inserted at base of tepals, filament often expansion at proximal part, 10-15 mm long, glabrous, anthers 2-loculed, basifixed, 3 mm long, longitudinally dehiscent. Ovary superior, 3-loculed, obovate, style 1-1.5 cm long, stigma 3-lobed, pubescent. Fruits berry, purplish-black, seed numerous. 2n = 14.

Endemic to Taiwan.

Distributed in north-eastern part, from seashore to low altitude mountains.

Additional specimens examined.

Ilan county: Tali, 20 Apr 1985, W. S. Tang 1324 (TAI); Kueishan island, 31 May 2003, S. T. Chiu et al. 7542 (TNM); Keelung city: Chyngrenhu, 16 May 2007, T. Y. A. Yang et al. 19220 (TNM), Masu, 6 Mar. 1908, T. Kawakami & S. Simada 4311 (Isotype! TAI); Tawulun Fort, 3 Nov 2009, C. T. Chao 1108, 1111 (TCF); Hoping Island, 12 Mar 1963, S. Y. Lu 643 (TAIF); same loc., 15 Mar 1986, S. Z. Yang 2443 (PPI); Paimiweng Fort, 50 m alt., 4 May 1992, C. C. Liao with C. C. Wang 260 (HAST); New Taipei city: Hsiaotzushan, 21 Mar 1995, H. Y. Shen et al. 560 (TNM); Tatun main peak, 6 Mar 2009, 460, 462, 463, 464, 465 (TCF); Shumeiping, 2 Mar 2002, T. Y. A. Yang et al. 14539 (TNM); Lungtung, 3 Mar 2002, T. Y. A. Yang et al. 14553 (TNM); Dapishan, 23 May 2003; S. C. Liu et al. 1203 (TNM); Homei, 3 m alt., 16 Jun 2004, Y. H. Tseng 3786 (TAIE); Huangdieden shan, 560 m alt., 2 May 1992, L. F. Huang et al. 29 (TAI); Wututan, 22 Aug 2001, H. L. Chiang 2707 (TAIF); Santiaochiao, 28 Feb 2007, F. C. Kuo 29 (TAIF);

Figures

Figure 9. Disporum shimadae. A habit B leaf adaxial surface B ' leaf abaxial surface C inflorescence D flower E flower section (with tepals and stamen removed) F tepal outer surface F ' tepal inner surface G stamen H pistil I fruit J seeds.

Figure 10. Disporum shimadae. A habitat B habit C leaf adaxial surface D leaf abaxial surface E inflorescence F flower G flower section (with tepals and stamen removed) H tepal outer surface I tepal inner surface J stamen K pistil L fruits.