• Scientific Name: Casuarina equisetifolia L.
• Ref: Amoen. Acad. 4:143. 1759
• Synonym: Casuarina equisetifolia var. typica Domin
• English Common Name: Australian pine tree, coastal she-oak, beach sheoak
• Chinese Common Name: 木麻黄 mù∙máhuáng, 短枝木麻黄 duǎnzhī mù∙máhuáng, 马尾树 mǎwěi∙shù
• Japanese Common Name: トクサバモクマオウ [砥草葉木麻黄] tokusabamokumaō, トキワギョリュウ [常磐檉柳] tokiwagyoryū
• Family: Casuarinaceae
• Genus: Casuarina
• Distribution: Cultivated in Fujian, Guangdong, Guangxi, Taiwan, Yunnan, Zhejiang [native to Indonesia, Malaysia, Myanmar, Papua New Guinea, Philippines, Thailand, Vietnam; Australia, Pacific Islands].
• Photo: 06/21/2009, South China Botanical Garden, Guangdong

Trees monoecious, to 35 m tall, not suckering from roots. Trunk straight, to 70 cm d.b.h.; crown conical; bark scaly, adaxially red-brown on old trees. Ultimate branchlets usually pendulous, grayish green, 10-27 cm × 0.8-0.9 mm; articles (2.5-)4-9 mm. Leaves erect and appressed to branchlets, (6 or)7(or 8) per whorl, lanceolate or triangular, 1-3 mm. Male inflorescences 1-4 cm. Cones ellipsoid, 1.2-2.5 cm, grayish green or yellowish brown tomentose when young, glabrous at maturity, base and apex truncate to obtuse; apex of bracteoles slightly obtuse or acute. Samaras 5-8 mm including wing. Fl. Apr-May, fr. Jul-Oct. 2n = 18, 20*. (Flora of China)