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84
FLORA OF TAIWAN
Basic chromosome number (X)=8.
More than 20 species chiefly native of Europe, Asia, and North America; one
species in Taiwan.
1. Veratrum formosanum Loesen. f., Verh. Bot. Brand. 142. 1926, in Fedde,
Repert. Sp. Nov. 24: 71. 1927.
台灣藜蘆
Veratrum kudoi Masamune in Journ. Soc. Trop. Agr. 4: 193. 1932.
Veratrum nigrum L. val. japonicum sensu C. H. Wright in Journ. Linn. Soc. Lond. 34: 148.
1903; Matsum. & Hayata in Journ, Coil. Sci. Univ. Tokyo 22: 443. 1906, non Baker.
Veratrum formosanum Loesen. var. albiflora Masamune, Short Pl. Form. 274. 1936 & in
Trans. Nat. Hist. Soc. Form. 28: 148. 1938.
Veratrum formosanum Losen. f. albiflora Masamune, List Vasc. Pl. Taiwan. 132. 1954.
A perennial herb with short thickened rootstocks; stems stout, erect, 30 cm long
or more, usually with rotten black sheath-fibers at base. Leaves sessile, linearlanceolate,
entire, somewhat clasping at base, 12-20 cm long, 1-2 cm wide, chartaceous,
many-nerved, the nerves elevated beneath, smooth. Flowers small, numerous, dark
purple, rarely white, terminal, paniculate; pedicels densely woolly, 1-1.5 cm long; bracts
glabrous, triangular-lanceolate, longer than the pedicel, 0.5-1.5 cm long;
perianth-segments 6, in 2 series, oblanceolate, smooth, 1-1.5 cm long, 2-3 mm wide,
somewhat cuneate at base; stamens 6, the filaments slender, the anthers reniform, do
rsifixed ; ovary elliptic, superior, the style 3-fid. Capsules 2 cm long, septicidal; seeds
many, about 8 mm long with wing.
Endemic, usually on grasslands or in open dry places at high altitudes in the
central range of the island.
TAIPEI: Tatunshan, Kao s.n. Aug. 1956, Ying 36; Kuanyingshan, Simada SH756; Chihsinshan,
Simada SH400, Ying 45. ILAN: Taipingshan, Hosokawa 2471, Suzuki 443; Nanhutashan, Ying 2069,
Simada SH1336. HSINCHU: Chutung, Simada SH604;Tapachienshan, Ying s.n. Aug. 23, 1975.
TAICHUNG: Hsiaoshehshan, Liu et al. 287. NANTOU: Hohuanshan, Ying 1251; Chiraishan,Sasaki s.n.
Sept. 1929. HUALIEN: Kounankuan, Ying 1144,1270; Mukwashan, Simada SH132.
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