Page 13 - 《广西植物》2020年增刊
P. 13
增刊 王文采: 中国翠雀花属修订 (二) 9
5. Leaf blades 3 ̄lobedꎻ sepals 14-17 mm longꎬ spur tubular ̄conicꎬ 11-13 mm long
28. D. vestitum
5. Leaf blades 3 ̄parted.
6. Flowers very denseꎬ in terete or subglobose racemes.
7. Stems sparsely pubescentꎬ lacking yellow glandular hairsꎻ leaves all 3 ̄partedꎻ racemes
30-40 ̄floweredꎻ sepals 28-30 mm long 26. D. densiflorum
7. Stems pubescent and yellow ̄glandular ̄puberulousꎻ basal and lower cauline leaves
3 ̄partedꎬ upper cauline leaves 3 ̄sectꎻ racemes 15 ̄floweredꎻ sepals 20 mm longꎬ spur 7-
8 mm long 27. D. pulanense
6. Flowers not denseꎬ and racemes not terete or subglobose.
8. Racemes compound.
9. Pedicels lacking glandular hairsꎻ upper sepal 20-27 mm longꎬ spur 10-15 mm longꎬ at
base 8-10 mm across 30. D. cashmerianum
9. Pedicels with glandular hairs.
10. Pedicels 5-10 cm longꎻ upper sepal 26 mm longꎬ inside hairyꎬ spur 14 mm longꎬ
at base 8 mm acrossꎻ carpels 3 29. D. viscosum
10. Pedicels 2-4 cm longꎻ upper sepal 17 mm longꎬ inside glabrousꎬ spur 10-15 mm
longꎬ at base 3.5 mm acrossꎻ carpels 3-4 31. D. pyramidale
8. Racemes simple.
11. Bracteoles navicular ̄lanceolateꎻ carpels 3 29. D. viscosum
11. Bracteoles flatꎬ not navicularꎻ carpels (3-) 4-5 ( -10).
12. Stems and pedicels pubescent and with yellow glandular hairsꎻ leaf lobes imbricate
among themselvesꎻ carpels (3-) 5 ( -10) 22. D. nordhagenii
13. Leaf teeth broad ̄ovateꎬ at apex slightly acute 22a. nordhagenii
13. Leaf teeth broad ̄triangularꎬ at apex acute 22b. var. acutidentatum
12. Stems lacking yellow glandular hairsꎻ leaf lobes contiguous with themselvesꎻ carpels
4-5.
14. Pedicels 4-10 mm longꎻ sepal spur 4 mm longꎻ carpels 4
23. D. tetragynum
14. Pedicels 4-10 mm longꎻ sepal spur 6-15 mm longꎻ carpels 4-5.
15. Leaf blades and petioles hairyꎻ raceme bracts all foliaceousꎬ rachis and pedicels with
glandular hairsꎻ sepals 14-16 mm longꎬ spur 6-7 mm longꎻ staminode limbs yellow ̄
barbateꎻ carpels glabrous 24. D. taxkorganense
15. Leaf blades and petioles glabrousꎻ basal bract of raceme foliaceousꎬ other
bracts undividedꎬ linearꎬ and rachis with pedicels lacking glandular hairsꎻ
sepals 20-24 mm longꎬ spur 14-15 mm longꎻ staminode limbs white ̄barbateꎻ
ovaries on apex pubescent 25. D. qiaogeliense