本文共處理10種台灣婆婆納屬(Veronica)植物。直立婆婆納(V. arvensis)及毛虫婆婆納(V. peregrina)為新近歸化植物,本文描述此兩種形態特徵。高山婆婆納(V. galactites)處理為追風草(V. linariaefolia)之異名。台灣高山水苦賈(V. taiwanalpina)及玉山前山水苦賈(V. yushanchienshanica)處理為玉山水苦賈(V. morrisonicola)之異名。文中除附種之解剖圖及檢索表,有爭議之種亦有分類註解。
Based on dry specimens, the genus Veronica of Taiwan is revised. Ten species are recognized in this study. V. arevensis and V. peregrina are newly described and naturalized species in Taiwan. V. taiwanalpina and V. yushanchienshanica are treated as synonymes of V. morrisonicola. V. galacties is considered as conspecific with V. linariaefolia. A key, line drawings and the taxonomic notes for the species are given.