| 词条 | Protium copal |
| 释义 |
| image = | image_caption = | genus = Protium | species = copal | authority = Engl. }}Protium copal, commonly known as the copal tree, is a species of tree endemic to Mexico and Central America. It is found in wet tropical forests, preferring heavy shade.[1] It grows to {{convert|30|m|ft}} in height and has long leathery leaves.[1] The fruits are small (2–3 cm) and smooth, with a single pit.[1] The dried sap of the tree is known as copal. It is commonly used as an incense, similar to frankincense.[1] References1. ^1 2 3 {{cite book|last1=Harris|first1=Kate|title=Trees of Belize|date=2009|publisher=Bay Cedar Publishing|location=Belize|isbn=9780992758202|pages=47–48}} {{Taxonbar|from=Q15546961}} 4 : Protium (plant)|Trees of Belize|Trees of Guatemala|Trees of Mexico |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。