Taxonomic revision of Tricyrtis (Liliaceae) in Taiwan and a new species, Tricyrtis lingyunyanensis Author Chen, Yu-Huan 0009-0005-0098-5334 Department of Horticultural Science, National Chiayi University, No. 300, Xuefu Rd., East Dist., Chiayi City 600355, Taiwan & School of Life Science, National Taiwan Normal University, 88 Ting-Chow Rd, Sec 4, Taipei, 116, Taiwan chenoscar.41111@yahoo.com.tw Author Huang, Ting-Hsuan 0009-0001-7475-7896 Department of Horticultural Science, National Chiayi University, No. 300, Xuefu Rd., East Dist., Chiayi City 600355, Taiwan love5203550@gmail.com Author Lu, Chang-Tse 0000-0003-1636-4987 Department of Biological Resources, National Chiayi University, No. 300, Xuefu Rd., East Dist., Chiayi City 600355, Taiwan changtse@mail.ncyu.edu.tw Author Shen, Rong-Show 0000-0002-7011-7242 Department of Horticultural Science, National Chiayi University, No. 300, Xuefu Rd., East Dist., Chiayi City 600355, Taiwan garden@mail.ncyu.edu.tw text Phytotaxa 2024 2024-06-26 655 3 231 248 http://dx.doi.org/10.11646/phytotaxa.655.3.2 journal article 301635 10.11646/phytotaxa.655.3.2 7c79374b-8f3d-42d2-9801-020ebe863255 1179-3163 13217321

TABLE 2. Morphological and habitat comparison of Tricyrtis species in Taiwan.

	T. formosana	T. ravenii	T. lasiocarpa var. lasiocarpa	T. lasiocarpa var. ovatifolia †	T. lingyunyanensis	T. suzukii
† No living plants were observed, and the data were excerpted from the protologue. – No further data in the protologue.
Storage root width (cm)	0.1–0.3	0.15–0.20	0.5–0.7	–	0.5–0.6	0.1–0.3
Storage root number	2–25	1–2	6–20	–	45–55	10–20
Stem length (cm)	30–50	12–35	90–100	20–50	125–150	30-100
Bulb width (cm)	0.3–0.5	0.2–0.4	0.3–0.7	–	1.0–1.5	0.5–0.7
Stoloniform rhizome	12.5–27.5 × 0.2–0.3	11.0–12.0 × 0.2–0.3	1.0–1.5 × 0.2–0.3	0.5 wide†	1.0–5.0 × 0.6–0.8	0.5-0.6 × 0.2–0.3
dimensions (cm)
Stoloniform	1–5	1–2	1–2	–	1–2	1
rhizome number
Leaves shape, dimensions (cm)	lanceolate to oblanceolate, 10.0–10.5 × 3.0–3.3	lanceolate to oblanceolate, 7.5–8.0 × 2.5–3.0	lanceolate to oblanceolate, 15.0–20.0 × 6.0–7.0	ovate-oblong, 9.0–12.0 × 6.5–8.5	ovate to oblanceolate, 25.0–30.0 × 10.0–15.0	lanceolate to oblonglanceolate, 12.0–14.0 × 3.5–5.0
Pedicel and peduncle vestiture	velutinous	glandular	strigose	strigose	strigose	densely hirsute
Peduncle	velutinous	glandular, pubescent	strigose	strigose	strigose	densely hirsute
Flower colour	purple-red to white, purplered dots, glossy, with basal yellow speckles	purple-white, purple dots, not glossy, with basal yellow speckles	purple-red to white, purplered dots, glossy, with basal yellow speckles	white with red dots inside†	bluish magenta, purple dots, glossy, with basal yellow speckles	white, purple dots, not glossy, without basal yellow speckles
Spur shape, length (mm), vestiture	bilobed, no midrib, apex orbicular, 4.0– 4.2, velutinous	bilobed, with midrib sometimes, apex orbicular or round, 2.0–2.9, glandular	bilobed, no midrib, apex oblong, 6.0–6.4, strigose	bilobed, strigose†	bilobed, no midrib, apex oblong, 4.5–4.7, strigose	unlobed, with raised midrib, 3.0–4.0 mm long
Capsule	glabrous,	glabrous,	hairy, 3.0–3.5	hairy, 3.0–3.5	hairy, 3.0–4.0	densely hirsute,
vestiture, length (cm)	2.5–3.0	2.5–3.0				2.5–2.7
Capsule dehiscence	septicidal	septicidal	transverse	transverse	transverse	septicidal (distally)
Capsule abscission	absent	absent	absent	–	present	absent
Seed shape, colour, length (mm)	ovate-elliptic to lanceolate, light brown, 2.0–3.0	ovate-elliptic to lanceolate, light brown, 2.0–2.5	lanceolate, light brown, 1.5–2.0	lanceolate, light brown, 1.0–1.5	lanceolate, light brown, 1.5–2.0	lanceolate, brown, 2.5–3.0
Dormancy	none	deciduous, bulbs	deciduous, bulbs	–	deciduous, bulbs	deciduous, rhizomes and bulbs
Natural habitat	moist rocky slopes	moist rocky slopes or dry mountain	moist rocky slopes	forests	rocky slopes and cliffs in evergreen broad–leaf forest	limestone rocks
Elevation (m)	100–1500	1200–2800	10–1400	250–1000	1000–1200	800–1500