大花组 Sect. Elisanthe (Fenzl) Chater et Walters in Tutin et al. Fl. Europ. 1: 174. 1964. ——Saponaria seat. Elisanthe Fenal in Endl. Gen. Pl. 972. 1840. ——Elisanthe (Fenzl) Reichb. , Nomencl. 206. 1841 et Deutschl. Bot. 1: 206. 1841. ——Silene subgen. Silenenthe (Fenzl ) Turcz. in Bull. Soc. Nat. Moscou 15: 580. 1842. ——Melandrium sect. Elisanthe A
.BR in Flora 26: 371. 1843. ——M. sect. Eumelandrium A. Br. in Flora 26: 371. 1843.——Silene § Melandriformes Boiss. , Fl. Orient. 1: 568. 1867. ——Melandrium subgen. Eumelandriurn (A. Br.) Schischk. in Kom. Fl.
苏联 6: 704. 1936.——M. subgen. Elisanthe(Fenzl) Schischk. ser. Noctiflorae Schischk. in Kom. Fl. USSR 6: 172. 1936, descr. ross. ——Silene sect. Melandriformes (Boiss.) Chowdhuri in Not. Bot. Gard. Edinb. 22: 244. 1957, Sine auct. comb.
茎直立,分枝。花单性,雌雄异株,稀两性,呈
二歧聚伞花序;
花萼筒状或卵形,被腺毛,紧贴果实,口微闭合,具10条纵脉 [仅 S. alba (Mill.) E.Krause 的
雌花萼具20条脉〕,萼齿
披针形;雌雄蕊柄短;花瓣白色或淡红色,明显露出花萼,瓣片2裂,爪具耳;有
副花冠;花柱5,稀3;种子肾形,具小瘤,脊宽平。