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贵州省位于我国西南地区,属典型的中亚热带高原季风湿润气候,地貌复杂,山峦起伏,喀斯特山地变化多样,山地和丘陵占总面积的93%,是全国唯一没有平原的省份。复杂的地质和喀斯特地貌,形成了贵州省丰富古老的植物区系成分和植物资源,孕育了众多的特有种,物种数量位居全国前列[1]。2022年1-3月,作者在贵州省兴义市安龙县一喀斯特洞穴天窗底部,采集到菊科合耳菊属(Synotis (C. B. Clarke) C. Jeffrey & Y. L. Chen)的1未知种。在查阅《中国植物志》《Flora of China》和《贵州植物志》等植物志和相关文献[2-4],并对模式标本进行对比后,发现该种为滇东合耳菊(Synotis duclouxii (Dunn) C. Jeffrey & Y. L. Chen),是贵州省内首次发现。现报道如下:
Synotis duclouxii, a New Record of Asteraceae in Guizhou
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摘要: 报道了贵州省菊科合耳菊属1新记录种—滇东合耳菊(Synotis duclouxii (Dunn) C. Jeffrey & Y. L. Chen),并补充描述了该新记录种的形态特征和生境分布,凭证标本保存于贵州大学林学院标本馆(GZAC)。Abstract: Synotis duclouxii (Dunn) C. Jeffrey & Y. L. Chen was reported as newly recorded species in Guizhou, And the morphological characteristics and habitat distribution were described. The voucher specimen was preserved in the Herbarium of the college of forestry, Guizhou university (GZAC).
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Key words:
- Guizhou;
- Asteraceae;
- Synotis duclouxii;
- New record
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