All Floras      Advanced Search
FOC Vol. 15 Page 267 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 15 | Styracaceae

8. Sinojackia Hu, Contr. Biol. Lab. Chin. Assoc. Advancem. Sci., Sect. Bot. 4(1): 1. 1928.

秤锤树属 cheng chui shu shu

Trees or shrubs, deciduous. Winter buds naked. Leaves alternate; stipules absent; leaf blade margin serrate or serrulate. Inflorescences terminal, racemelike, usually pendulous, few-flowered; bracteoles early deciduous. Pedicel elongated, slender, jointed. Calyx tube obconical, adnate to ovary, 4--7-toothed. Corolla campanulate; lobes 4--7, imbricate, base shortly connate. Stamens 8--14, 1 series, inserted near base of corolla; filaments equal or unequal in length, more or less connate at base; anthers oblong, connective slightly developed. Ovary inferior, 3- or 4-locular; ovules 6--8 per locule, in 2 series, erect or obliquely ascending, placentation axile. Style elongate, subulate; stigma usually obscurely 3-lobed. Fruit long ellipsoid to subglobose, indehiscent, produced beyond calyx into beak, exocarp fleshy, thick, and sometimes lenticellate, mesocarp spongy, endocarp woody. Seeds solitary; seed coat crusty; endosperm fleshy.

Five species: endemic to China.

1 Fruit stellately hairy.   (2)
+ Fruit glabrous.   (3)
2 (1) Fruit 3--4 cm, sparsely stellate pubescent, base not narrowed into pedicel   4 Sinojackia henryi
+ Fruit 4.2--7.5 cm, sparsely grayish villose and very short stellate pubescent, base narrowed into pedicel   5 Sinojackia dolichocarpa
3 (1) Fruit ellipsoid to narrowly ellipsoid with a long acuminate apical beak; pedicel to 2 cm   3 Sinojackia rehderiana
+ Fruit ovoid with a conical apical beak or subglobose; pedicel 2.5--3 cm.   (4)
4 (3) Fruit 1.8--2 X 0.8--1.5 cm; pedicel ca. 3 cm   1 Sinojackia xylocarpa
+ Fruit ca. 2.3 X 1.5--2.3 cm; pedicel 2.5--2.7 cm   2 Sinojackia sarcocarpa

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  |