Morpho-anatomical study and its systematic significance in Nannorrhops H.Wendl. (Chuniophoeniceae–Coryphoideae–Arecaceae) and occurrence of N. baluchestanica Khodash. in Pakistan
摘要
Nannorrhops H.Wendl., comprises two valid species distributed in Irano-Turanian and Saharo-Sindian regions, respectively. In the present study, Nannorrhops baluchestanica Khodash., is newly recorded from Kulbar Koar area in Tehsil Tump of Kech district of Balochistan province of Pakistan. Epidermal, leaf segment and rachilla anatomy, palynological characters and seed surface ultrastructure have been investigated in detail in the current study. In addition, we provide detailed illustrations, distinguishing characters, an identification key, distribution map and conservation assessment of the newly recorded species.