Aspidistra

Yi, Si-Yong, Huang, Ya, Chen, Hong-Yuan, Zhou, Xiao-Xu & Lin, Chun-Rui, 2020, Aspidistra jiangjinensis (Asparagaceae), a new species from Chongqing, China, Phytotaxa 437 (3), pp. 164-168 : 167

Key to the six species of Aspidistra known from Chongqing Municipality, China

1a. Leaf narrowly elliptic to oblong-lanceolate, 6–8 cm wide; perigone urceolate, ￠ 18–20 mm; stamens inserted in the middle of tube; stigma 3-lobed ................................................................................................................................................... A. jiangjinensis

1b. Leaf linear or narrowly lanceolate, 1–4 cm wide; perigone campanulate or widely funnel-shaped, ￠ 10–20 mm; stamens inserted at base or at lower third of tube; stigma 4–8 -lobed ...........................................................................................................................2

2a. Leaf narrowly lanceolate, 2.5–4 cm wide; perianth ￠ 6–12 cm; stigma ￠ 5–8 mm .........................................................................3

2b. Leaf linear, 1–2.8 cm wide; perianth ￠ ca. 2 cm; stigma ￠ 12–15 mm ..............................................................................................4

3a. Leaf blade 35–50 cm long; perianth ￠ 6–10 mm; stigma purple-red, 8–lobed, lobes semicircular ......................... A. oblanceifolia

3b. Leaf blade 70–95 cm long; perianth ￠ 10–12 mm; stigma 4–lobed, lobes emarginated........................................... A. qijiangensis

4a. Perigone campanulate; stigma ￠ 12 mm, margin irregularly undulate.......................................................................... A. caespitosa

4b. Perigone widely funnel-shaped; stigma ￠ 15 mm, margin with small incisions and bent downwards.............................................5

5a. Rhizome ￠ ca. 5 mm; stamens inserted at lower third of perianth tube ................................................................ A. nanchuanensis

5b. Rhizome ￠ ca. 10 mm; stamens inserted at base of perianth tube.................................................................................... A. revoluta