Abstract: So far about 72 species, 1 subspecies and 7 varieties had been validly published in Sect. Camellia. C. lienshanensis of Sect.Corallina and C. arinlngensis of Sect. Paracamellia were in- cluded in this section. Through study and revision, 12 species and 6 varieties were defined, others were reduced into relevant species and varieties as synonyms. Individual variation of species were discussed with the differentiation, distribution and natural hybridization.

Key words: Camelia

摘要： Sect．Camellia植物迄今已合格发表的名称有 72种，l亚种和7变种，其中 Sect．Paracamellia中的威宁短柱茶 C.weiningensis和 Sect．Corallina中的连山离蕊茶 C．lienshanensis应归属本组。经研究订正，确认该组共12种和6变种，其余名称均作为相应种、变种和变型的同物异名，文中讨论了物种的形态变异与分化，分布与替代，自然杂交等问题.

关键词: 山茶属, 山茶组, 分类, 分化, 分布