基本介紹
植物學史,形態特徵,
植物學史
2015年度發表的《中國廣東北部一個石灰岩洞穴苦苣苔科植物一新變種——齒苞報春苣苔》描述了發現於中國廣東韶關一個石灰岩洞穴的苦苣苔科植物一新變種——齒苞報春苣苔。
形態特徵
該新變種類似於北流報春苣苔,但很容易從包括植物學和生殖學的多種類型的形態特徵進行區分。![齒苞報春苣苔 齒苞報春苣苔](/img/f/c44/U2MwEWN5gzYzMTOkdTY1UDZ2MjNkZGM1ETNllTO4I2NkNmNlFmZ1MzNwUDZvMWaw9SbvNmLz9mYlNmYu4GZj5yZtl2ai9yL6MHc0RHa.jpg)
![齒苞報春苣苔 齒苞報春苣苔](/img/f/c44/U2MwEWN5gzYzMTOkdTY1UDZ2MjNkZGM1ETNllTO4I2NkNmNlFmZ1MzNwUDZvMWaw9SbvNmLz9mYlNmYu4GZj5yZtl2ai9yL6MHc0RHa.jpg)
齒苞報春苣苔
圖1齒苞報春苣苔A:植株. B:圓鋸齒狀苞片.C:花冠展開,示雄蕊和雌蕊.D:雄蕊. E:有芒的花葯F:(1)帶花萼裂片的雌蕊; (2)無花萼裂片帶花盤的雌蕊.G:柱頭. B. D. Lai繪圖![齒苞報春苣苔 齒苞報春苣苔](/img/6/718/U2M0IWOhNDN1QzNiRzYjZGM1YGZiFTO3EzM5czMjZWY2MzNmBjZ4cjZ0IDMvMWaw9SbvNmLz9mYlNmYu4GZj5yZtl2ai9yL6MHc0RHa.jpg)
![齒苞報春苣苔 齒苞報春苣苔](/img/6/718/U2M0IWOhNDN1QzNiRzYjZGM1YGZiFTO3EzM5czMjZWY2MzNmBjZ4cjZ0IDMvMWaw9SbvNmLz9mYlNmYu4GZj5yZtl2ai9yL6MHc0RHa.jpg)
齒苞報春苣苔
圖2齒苞報春苣苔照片A:植株.B:圓鋸齒狀苞片.C:聚傘花,花冠和花苞片頂部觀.D:花冠側面觀.E:花冠展開,示雄蕊和雌蕊.F:(1)花梗和帶花萼裂片的雌蕊; (2):花梗和無花萼裂片的雌蕊.![齒苞報春苣苔 齒苞報春苣苔](/img/a/e57/EzM1QTY3YzM4EjN4kTMmVGOxMGZ1UTMzITM5MzN3kTYkhzM3MDM2YGM5IGNvMWaw9SbvNmLz9mYlNmYu4GZj5yZtl2ai9yL6MHc0RHa.jpg)
![齒苞報春苣苔 齒苞報春苣苔](/img/a/e57/EzM1QTY3YzM4EjN4kTMmVGOxMGZ1UTMzITM5MzN3kTYkhzM3MDM2YGM5IGNvMWaw9SbvNmLz9mYlNmYu4GZj5yZtl2ai9yL6MHc0RHa.jpg)
齒苞報春苣苔
圖3齒苞報春苣苔(A)和北流報春苣苔(B)的分布