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SCBG Checklist | Family List | Nyssaceae

Nyssa Gronov. ex Linn.


Description from Flora of China

Trees dioecious. Leaves often crowded near ends of branches, estipulate. Flowers unisexual, usually in heads or short racemes, in axil of a bract with 2 bracteoles. Male flowers 5-merous. Stamens 10, arranged in two alternate whorls; filaments linear; anthers 2-celled, dorsifixed, with lateral lengthwise slits; disk pulvinate. Female flowers (4 or)5-merous; staminodes usually present. Ovary inferior, 1(or 2)-loculed, 1-ovuled; style bifid, with stigmatic tissue at inside of stylar arms. Fruit drupaceous, ± laterally flattened, with persistent calyx and disk. n = 22 [in Nyssa javanica (Blume) Wangerin (Mehra & Bawainin, Evolution 23: 466-481. 1969)].

According to C. Q. Zhang (pers. comm.), most Chinese species of Nyssa are endangered and some of them may already have become extinct.

About 12 species: four in North America, one in Costa Rica, one from India to Malaysia, and seven (five endemic) in China.

濒危园 Endangered Plants Garden, 标本园 Specimens Garden, 引种苗圃 Introducing Plants Nursery

Lower Taxa


Related Objects  

Flora of China  
  • Nyssa.pdf
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