| Megadenia | |
|---|---|
 | |
| Megadenia pygmaea in Primorsky Krai | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Brassicales |
| Family: | Brassicaceae |
| Genus: | Megadenia Maxim. [1] |
| Species: | M. pygmaea |
| Binomial name | |
| Megadenia pygmaea Maxim. | |
Megadenia is a genus of flowering plants belonging to the family Brassicaceae. [2] It includes a single species, Megadenia pygmaea, an annual native to subalpine areas of western and central China, Tibet, and the southern Russian Far East (Primorsky Krai). It is believed extinct in Buryatia. [3]