Areca catechu is a medium-sized palm tree, growing straight to 20 m (66 ft) tall, with a trunk 10–15 cm (4–6 in) in diameter. The leaves are 1.5–2 m (4.9–6.6 ft) long, pinnate, with numerous, crowded leaflets. The seed contains alkaloids such as arecaidine and arecoline, which, when chewed, are intoxicating and slightly addictive.

2006年8月1日 · Arecaceae (Arecoideae), palm family betel nut palm, areca, areca-nut (English); pugua (Guam), poc (Pohnpei), pu (Chuuk), bu (Yap), bua (Palau), buai Distribution Widely distributed in East...

Bunga is an erect, solitary tree growing to 25 meters high, and marked with annular scars. Leaves about 3 to 4 meters long with numerous leaflets, 60 to 90 centimeters long, the upper ones confluent.

Betel nut is a medium-sized palm tree widely known for its fruit, the areca nut. It thrives best in low altitudes and its life span ranges from 60-100 years. In the Pacific Islands, there are two known varieties: red (ugam) and white (changnga). On Guam, the white variety is …

Betel nut (Areca catechu) is a slender, single-trunked palm that can grow to 30 m (100 ft). It is cultivated from East Africa and the Arabian Peninsula across tropical Asia and Indonesia to the central Pacific and New Guinea.

开展全民义务植树是推进国土绿化、建设美丽中国的生动实践。 今天是我国第四十六个植树节，在这生机盎然的春日，《人民日报》推出特别报道... 16 2024-04 关于面向社会公开征集国家林业草原古树健康与古树文化工程技... 09-24 重庆渝北区古树空间分布特征及土地利用变化对... 尚无内容。

Betel Palm or Areca catechu is a tropical palm of up to 30 m high with a straight and slender trunk. Its dark green leaves can spread 5m across. It is native to the Philippines but is now widely cultivates in the tropics of East Asia for its highly valuable seeds.

2024年8月30日 · The Ancient Tree Center addresses the major strategic needs for high-quality development in ancient tree health and culture. Its objectives include protecting China's ancient tree resources,...

A. catechu is a palm tree belonging to Arecaceae family that is native of Sri Lanka and Malaysia, but it is widely distributed in Asia, Africa and exported in Europa and America by the Asian communities. From: Journal of Pharmaceutical and Biomedical Analysis, 2020

Yousry El-Kassaby 教授，UBC 大学森林资源管理系主任、联合国粮农组织高级协调员、国际林业研究组织联合会 (IUFRO) 森林遗传资源委员会协调员，加拿大《森林研究》杂志副主编，《国际林业研究杂志》编委，是当今最著名的森林遗传学家之一。...