安徽省种子植物分布新记录及新变型(Ⅰ)

New records and new form of spermatophyte in Anhui Province(Ⅰ)

大别山位于皖、豫、鄂交界处,是长江和淮河的分水岭,也是连接华东、华中和华北植物区系的纽带;其植物区系的混合性和交错性尤为突出,是南方植物分布的北缘和北方植物分布的南缘[1-3]。限于各方面原因,大别山是东部地区生物资源调查工作难度较大且不透彻的区域之一。安徽大别山区位于皖中西部,面积8200 km 2,为山地丘陵区,植被区划较为复杂,北部为北亚热带落叶与常绿阔叶混交林带,南部为中亚热带常绿阔叶林带[4]。

Based on field investigation,specimen identification,and literature review,four species,two varieties,and one form of spermatophyte belonging to seven genera of six families are reported as new records in Anhui Province,viz.Sedum subtile Miq.,Camellia grijsii var.grijsii,Rubus parvifolius f.alba K.Ye,Rosa shangchengensis T.C.Ku,Melampyrum laxum Miq.,Diarrhena japonica Franch.et Sav.,and Paris polyphylla var.polyphylla.In which,R.parvifolius f.alba is a new form.Voucher specimens are deposited in Shanghai Chenshan Herbarium(CSH).