All Floras      Advanced Search
FOC Vol. 13 Page 323, 326 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 13 | Myrtaceae | Eucalyptus

16. Eucalyptus exserta F. Mueller, J. Proc. Linn. Soc., Bot. 3: 85. 1859.

窿缘桉 long yuan an

Trees, 15-18 m tall. Bark on trunk and larger branches grayish brown, rough, persistent but gray; bark smaller branches smooth. Branchlets obtusely ridged, slender, usually pendulous. Young leaves opposite, shortly petiolate; leaf blade narrowly lanceolate, less than 1 cm wide. Mature with a slender ca. 1.5 cm petiole; leaf blade narrowly lanceolate, 8-15 × 1-1.5 cm, slightly twisted, both surfaces with numerous minute black glands, secondary veins at an abrupt angle of 35°-40° from midvein, intramarginal veins very near margin. Inflorescences axillary, simple, umbels 3-8-flowered; peduncle 4-20 mm, terete. Flower buds long ovate, 8-10 mm. Hypanthium semiglobose, 2.5-3 × ca. 4 mm; stipe 0-4 mm; calyptra long conic, 5-7 mm, apex acuminate. Stamens 6-7 mm; anthers parallel, dehiscing longitudinally. Capsule subglobose, 6-7 mm in diam.; disk broad; valves 4, strongly exserted from hypanthium. Fl. May-Sep.

Cultivated in Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hunan, Jiangxi, Sichuan, and Zhejiang [native to NE Australia].


Flora of China @
Browse by
Advanced Search

Flora of China Home




 |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |