Simarouba is a genus of trees and shrubs in the family Simaroubaceae, native to the neotropics. It has been grouped in the subtribe Simaroubina along with the Simaba and Quassia genera. They have compound leaves, with between 1 and 12 pairs of alternate pinnate leaflets.

Simarouba glauca is a flowering tree that is native to Florida, South America, and the Caribbean. Common names include paradise-tree, dysentery-bark, and bitterwood. The tree is well suited for warm, humid, tropical regions. Its cultivation depends on rainfall distribution, water holding capacity of the soil, and sub-soil moisture.

Simarouba amara is a species of tree in the family Simaroubaceae, found in the rainforests and savannahs of South and Central America and the Caribbean. It was first described by Aubl. in French Guiana in 1775 and is one of six species of Simarouba .

乐园树素 （英語： Glaucarubin）是一种从 苦木科 苦椿属热带灌木 乐园树 （非正式名，学名： Simarouba glauca）中产生 苦木苦味素，常作为抗 阿米巴原虫 药剂使用。 在化学上，其为一种具有苦味的 内酯 化合物，在植物体内为一种钾依赖型酸性氨基酸转运体，常见于植物神经系统中 [1]。 乐园树素曾被用于测试 溶组织内阿米巴 感染引起的 阿米巴痢疾 治疗效果。 在一次临床测试中，乐园树素展现出了70%治愈率的效果，而且不良反应发生率很低 [2]。 在另一项比对研究 …

Scientific name: Simarouba glauca Pronunciation: sim-uh-ROO-buh GLAW-kuh Common name(s): Paradise-Tree Family: Simaroubaceae USDA hardiness zones: 10B through 11 (Fig. 2) Origin: native to North America Uses: wide tree lawns (>6 feet wide); medium-sized tree lawns (4-6 feet wide); recommended for buffer

苦板木（学名：Simarouba amara）是植物界被子植物门木兰纲蔷薇亚纲蔷薇超目无患子目苦木科苦椿属植物。

Simarouba glauca exhibits notable anti-inflammatory, antioxidant, anticancer and antimicrobial activities, attributing to compounds like quassinoids, flavonoids, alkaloids, triterpenes, steroids, anthraquinones and coumarins.

2024年10月13日 · Simarouba amara is a large, evergreen tree with a broad crown that can reach a height of 42 metres tall, though is usually smaller. The straight, cylindrical, unbuttressed bole is up to 50 - 60cm in diameter, strongly tapered and frequently unbranched for 20 - 27 metres[

Simarouba is a medium-sized tree that grows up to 20 m high, with a trunk 50 to 80 cm in diameter. It produces bright green leaves 20 to 50 cm in length, small white flowers, and small red fruits. It is indigenous to the Amazon rainforest and other tropical areas in Mexico, Cuba, Haiti, Jamaica, and Central America.

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