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Psidium Linn.

番石榴属

Description from Flora of China

Guajava Miller.

Shrubs or small trees. Bark gray, smooth. Branchlets pubescent. Leaves opposite, petiolate; leaf blade pinnately veined. Flowers axillary, large, usually 1 or 2 per axil. Bracts 2. Hypanthium campanulate or urceolate. Calyx lobes 4 or 5, unequal. Petals 4 or 5, white. Stamens many, separate, in many whorls; anthers ellipsoid, basifixed, locules parallel, longitudinally dehiscent. Ovary inferior, adnate to hypanthium, 4- or 5-loculed or more; ovules numerous. Style linear; stigma expanded. Berry globose to pyriform, fleshy, many-seeded, apex with persistent calyx lobes; placenta well developed, fleshy. Seed coat hard; embryo curved; hypocotyl long; cotyledons short.

Psidium guineense Swartz (P. laurifolium O. Berg) has also been recorded as occasionally being cultivated in China.

About 150 species: tropical America; two species commonly cultivated in China with one naturalized.

药用植物园 Medicinal Plants Area, 荫生植物区 Shady Plants Area, 木本花卉区 Woody Accrescent Area, 标本园 Specimens Garden, 引种苗圃 Introducing Plants Nursery, 蒲岗保护区 Pu Gang Reserve

Lower Taxa


 

Related Objects  

Flora of China  
  • Psidium.pdf
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    Trees and shrubs of the Andes of Ecuador  
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  • Image/JPEG

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