Seed Morphology and Its Taxonomic Significance in Corydalis DC.(Papaveraceae)from Hubei Province,China
紫堇属（Corydalis DC.）植物的种子形态及其分类学意义

The seed morphological characteristics of 17 Corydalis DC.taxa(Papaveraceae) from Hubei Province of China were examined by light microscopy and their taxonomic significance was evaluated.Seeds examined were suborbicular,oblate,or reniform,0.87-2.12 mm long,0.99-2.06 mm wide,black or dark brown,with elaiosome.Elaiosome large or small,galericulate,flabellate,clavate,and irregular,folded back over seed or not.Based on the features of the seed surface,four types of seeds were identified:(i) smooth(C.temulifolia...