广西苦苣苔科一新属——方鼎苣苔属

Paralagarosolen Y. G. Wei, a new genus of the Gesneriaceae from Guangxi, China

报道了在中国广西发现的苦苣苔科一新属即方鼎苣苔属ParalagarosolenY .G .Wei和一新种方鼎苣苔P .fangianumY .G .Wei。方鼎苣苔属与细筒苣苔属LagarosolenW .T .Wang近缘 ,它们的共同特征是花筒细筒状 ,不肿胀 ,柱头 2 ;不同点是方鼎苣苔属叶基部有时盾状 ,聚伞花序具 1朵花 ,花冠裂片顶端圆钝 ,蒴果宽卵状椭圆球形。

Paralagarosolen fangianum Y. G. Wei, a new genus and species of Gesneriaceae from Guangxi, China, is described and illustrated. Paralagarosolen Y. G. Wei is closely related to Lagarosolen W. T. Wang in having corolla tube cylindric, not swollen, and stigmas 2, but differs by having leaves sometimes peltate at base, cyme with only one flower, corolla lobes rounded-obtuse at apex, and capsule broadly ovoid-ellipsoid.