Flora of China
  FOC Vol.19 (2011)              | Family List  Caprifoliaceae  PDF Triosteum  PDF   | Link Font:+ Big | - Small
   1. Triosteum  Linnaeus Sp. Pl. 1: 176. 1753.
莛子藨属   ting zi biao shu

Triosteospermum Miller.


Herbs, perennial, with underground rhizomes. Stem erect, with white pith becoming hollow. Leaves simple, opposite, obovate,entire, undulate to deeply pinnatifid. Inflorescence of sessile 6-flowered whorls; bracts and bracteoles lanceolate, shorter than flowers. Calyx 5-lobed, persistent. Corolla yellow-green, yellow, or purple; lobes 5, imbricate, bilabiate, upper lip 4-lobed, lower lip entire and recurved at anthesis. Nectary of compact glandular hairs, forming a bulge at base of corolla tube. Stamens 5, inserted in corolla tube; anthers introrse. Ovary 3-5-locular; ovule 1 per locule sometimes aborted, pendulous; style filiform; stigmas discoid, 3-5-lobed. Fruit a drupe, subglobose to pyriform, ± fleshy; pyrenes 2-4, black, with a thick stony endocarp, sometimes ribbed; endosperm fleshy, embryo small.

About six species: C and E Asia, North America; three species in China.

1Inflorescence in axils of leaves, terminal axis vegetative; sepals well developed to 10 mm; drupes green, pyrenes ribbed.3  T. sinuatum    腋花莛子藨
+Inflorescence terminal, axillary buds vegetative; sepals minute to 1 mm; drupes white to red, pyrenes not ribbed(2)
2(1)Leaves broadly perfoliate, usually entire.1  T. himalayanum    穿心莛子藨
+Leaves not perfoliate, usually pinnatifid.2  T. pinnatifidum    莛子藨
   Lower Taxon
  • Triosteum himalayanum  Wallich in Roxburgh  穿心莛子藨
  • Triosteum pinnatifidum  Maximowicz  莛子藨
  • Triosteum sinuatum  Maximowicz  腋花莛子藨