异被组

异被组隶属于木兰科、含笑属。是后生含笑亚属中的一组。花被片大小不相等，中国有23种。主要分布在云南、广西等地。

花被片大小不相等，9片或9-12片，很少15片，排成3-4轮。叶柄上无托叶痕属于后生含笑亚属(Subgen. Metamichelia)的，花被片6排成2轮是双被组(Sect. Dichlamys Dandy)的，深山含笑花被片通常为9片排成3轮，属于异被组(Sect. Anisochlamys Dandy)。

1.灰岩含笑Michelia calcicola C. Y. Wu

2.美毛含笑Michelia caloptila Law et Y. F. Wu

3.平伐含笑Michelia cavaleriei Finet et Gagn.

4.台湾含笑Michelia compressa (Maxim.) Sarg.

5.雅致含笑Michelia elegans Law et Y. F. Wu

6.素黄含笑Michelia flaviflora Law et Y. F. Wu

7.金叶含笑Michelia foveolata Merr. ex Dandy

灰毛含笑（变种）Michelia foveolata Merr. ex Dandy var. cinerascens Law et Y. F. Wu

金叶含笑（原变种）Michelia foveolata Merr. ex Dandy var. foveolata

8.福建含笑Michelia fujianensis Q. F. Zheng

9.亮叶含笑Michelia fulgens Dandy

10.香子含笑Michelia hedyosperma Law

11.鼠刺含笑Michelia iteophylla C. Y. Wu

12.壮丽含笑Michelia lacei W. W. Smith

13.长柄含笑Michelia longipetiolata C. Y. Wu

14.长柱含笑Michelia longistyla Law et Y. F. Wu

15.醉香含笑Michelia macclurei Dandy

醉香含笑（原变种）Michelia macclurei Dandy var. macclurei

展毛含笑（变种）Michelia macclurei Dandy var. sublanea Dandy

16.深山含笑Michelia maudiae Dunn

17.白花含笑Michelia mediocris Dandy

18.厚果含笑Michelia pachycarpa Law et R. Z. Zhou

19.阔瓣含笑Michelia platypetala Hand.-Mazz.

20.多脉含笑Michelia polyneura C. Y. Wu

21.石碌含笑Michelia shiluensis Chun et Y. F. Wu

22.球花含笑Michelia sphaerantha C. Y. Wu

23.四川含笑Michelia szechuanica Dandy