All Floras      Advanced Search
FOC Vol. 18 Page 249 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 18 | Gesneriaceae

2. Bournea Oliver, Hooker's Icon. Pl. 23: pl. 2254. 1893.

四数苣苔属 si shu ju tai shu

Herbs, perennial, epipetric or terrestrial, rhizomatous, stemless. Leaves few to many, basal; leaf blade glabrous to appressed puberulent, base truncate to cordate. Inflorescences umbel-like, lax, axillary, many-flowered cymes; bracts 6 to numerous, crowded, involucrate. Calyx actinomorphic; 4- or 5-lobed; segments equal. Corolla white, actinomorphic, inside glabrous; tube campanulate, not swollen, equalling to 1/2 length of lobes, ca. 3 mm in diam.; limb 4- or 5-lobed from near to slightly below middle; lobe apex rounded. Stamens 4 or 5, adnate to corolla tube near or above middle, exserted; anthers dorsifixed, free, thecae parallel, not confluent, dehiscing longitudinally; connective not projecting; staminodes absent. Disc ringlike. Ovary linear, 1-loculed; placentas 2, parietal, projecting inward, 2-cleft. Stigmas 2, equal, oblate, undivided or 2-lipped. Capsule straight in relation to pedicel, oblong linear, much longer than calyx, dehiscing loculicidally to base; valves 2, straight, not twisted. Seeds unappendaged.

* Two species: endemic to China.

1 Leaf blade margin irregularly denticulate, glabrous; petiole spreading puberulent; flowers 5-merous; calyx ca. 2.8 mm, lobes entire   1 Bournea leiophylla
+ Leaf blade margin entire to repand, appressed puberulent, glabrescent; petiole appressed puberulent; flowers 4-merous; calyx 4-9 mm, lobes sparsely denticulate   2 Bournea sinensis

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  |