A New Record Species of Ericaceae (Rhododendron annae Franch.) in Sichuan Province

Based on specimen collecting and identification, consulting collections and electronic specimens, searching documents, etc. the resources and distribution of Rhododendron in Liangshan Prefecture, Sichuan Province were investigated, and a new recorded species of Ericaceae, Rhododendron annae Franch. were found. The species belong to the subgroup of Rhododendron irroratum (Subsect. Irrorata), whichwas similar to the other three species of the same subgroup, R. irroratum, R. aberconwayi and R. annae subsp. laxiflorum. According to the literature records, Rhododendron annae was originally distributed only in western Guizhou and northeastern Yunnan.. This new finding expanded its geographical distribution range and expanded the basis of development and utilization.