tropical species meaning in English

热带种

Many tropical species of broadleaved flowering plants are evergreen and their leaves are thicker and more leathery than those of deciduous trees
许多热带的阔叶显花植物是常绿的，它们的叶远比落叶植物厚而且更为坚韧。
The researchers found that the rate at which nucleotides changed in tropical species was more than twice that found in species from temperate latitudes
研究人员发现热带植物的核苷酸变化速率比温带地区植物中核苷酸的变化速率高出两倍多。
Of the species , the tropical species total 25 and accounts for 58 . 14 % , thereby being the dominant species ; the species of east asia origin number 14 and account for 32 . 56 %
热带种有25个，居主导地位，占其总种数的58 . 14 % ；东亚种共有14个，占其总种数的32 . 56 % 。