All Floras      Advanced Search
FOC Vol. 17 Page 325 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 17 | Solanaceae

14. Lycianthes (Dunal) Hassler, Annuaire Conserv. Jard. Bot. Geneve. 20: 180. 1917.

红丝线属 hong si xian shu

Solanum subgenus Lycianthes Dunal in A. de Candolle, Prodr. 13(1): 161. 1852.

Shrubs, subshrubs, or rarely herbs or creeping herbs, unarmed; pubescence of many-celled, simple or 2- to many-branched hairs. Leaves solitary, paired, or sometimes unequal paired; leaf blade entire. Inflorescences 1-10-flowered fascicles in leaf axils; peduncle obsolete or absent. Flowers actinomorphic, 5- or rarely 4-merous, pedicellate. Calyx cup-shaped, truncate, often with 5-10 subapical teeth; teeth linear-subulate or umbonate, equal or not. Corolla white or purple-blue, rotate or stellate, shallowly or deeply divided. Stamens inserted at apex of corolla tube; filaments short, equal; anthers elliptic dehiscing by oblique apical pores. Ovary 2-locular; ovules numerous. Style glabrous. Fruit a red or red-purple berry, globose. Seeds small, numerous, deltate, deltate-reniform, or lenticular, finely reticulate.

About 180 species: most in Central and South America, ten species in China.

1 Herbs perennial; stems creeping, often rooting at nodes; flowers solitary, rarely 2   9 Lycianthes lysimachioides
+ Shrubs or herbs; stems erect, not rooting at nodes; flowers mostly in fascicles, rarely solitary.   (2)
2 (1) Calyx usually lacking teeth, sometimes 1-toothed; plants puberulent or glabrous   7 Lycianthes laevis
+ Calyx 5-10-toothed; plants pubescent with many-celled or branched hairs.   (3)
3 (2) Calyx teeth longer than tube; corolla white   4 Lycianthes macrodon
+ Calyx teeth mostly shorter than tube; corolla white or pale purple to purple-blue.   (4)
4 (3) Branchlets, petiole, pedicel, and calyx with dense, yellow simple hairs and 2- to many-celled hairs; corolla white to pale purple.   (5)
+ Branchlets, petiole, pedicel, and calyx with only simple hairs; corolla purple to purple-blue.   (6)
5 (4) Inflorescences mostly more than 1-flowered; blades of major leaves more than 4 cm   1 Lycianthes biflora
+ Flowers solitary; blades of major leaves less than 3.5 cm   10 Lycianthes solitaria
6 (4) Teeth of fruiting calyx 0.5-1 mm.   (7)
+ Teeth of fruiting calyx mostly more than 1.5 mm.   (8)
7 (6) Teeth of fruiting calyx 10   8 Lycianthes neesiana
+ Teeth of fruiting calyx 5   6 Lycianthes marlipoensis
8 (6) Plant soon glabrous; pedicel usually less than 1 cm   5 Lycianthes shunningensis
+ Plant sparingly villous with many-celled hairs; pedicel 1-1.5 cm.   (9)
9 (8) Leaf blade glabrescent except on veins; pedicel and calyx sparingly strigose with ascending hairs   3 Lycianthes yunnanensis
+ Leaf blade persistently downy-puberulent; pedicel and calyx densely puberulent with mostly short, weak hairs   2 Lycianthes hupehensis

  • List of lower taxa


    Related Objects  
  • PDF File
  • PDF

  • Flora of China @
    Browse by
    Advanced Search

    Flora of China Home




     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |