| china | | octaviania kobayasii | species | 1 | 0 |
| japan | | octaviania durianelloides | species | 3 | 0 |
| japan | | octaviania etchuensis | species | 2 | 0 |
| japan | | octaviania hesperi | species | 2 | 0 |
| japan | | octaviania japonimontana | species | 2 | 0 |
| japan | | octaviania kobayasii | species | 4 | 0 |
| japan | | octaviania yaeyamaensis | species | 1 | 0 |
| japan | akita prefecture | octaviania japonimontana | species | 4 | 0 |
| japan | hokkaido prefecture | octaviania durianelloides | species | 4 | 0 |
| japan | hyogo prefecture | octaviania etchuensis | species | 1 | 0 |
| japan | hyogo prefecture | octaviania kobayasii | species | 1 | 0 |
| japan | kanagawa prefecture | octaviania durianelloides | species | 9 | 0 |
| japan | kanagawa prefecture | octaviania hesperi | species | 10 | 0 |
| japan | kanagawa prefecture | octaviania japonimontana | species | 8 | 0 |
| japan | kanagawa prefecture | octaviania kobayasii | species | 4 | 0 |
| japan | kyoto prefecture | octaviania kobayasii | species | 1 | 0 |
| japan | miyagi ken prefecture | octaviania durianelloides | species | 1 | 0 |
| japan | nara prefecture | octaviania kobayasii | species | 8 | 0 |
| japan | okayama prefecture | octaviania japonimontana | species | 1 | 0 |
| japan | okinawa prefecture | octaviania yaeyamaensis | species | 10 | 0 |
| japan | tokyo prefecture | octaviania hesperi | species | 2 | 0 |
| japan | tottori prefecture | octaviania hesperi | species | 2 | 0 |
| japan | tottori prefecture | octaviania japonimontana | species | 4 | 0 |
| japan | toyama prefecture | octaviania etchuensis | species | 6 | 0 |
| japan | yamaguchi prefecture | octaviania durianelloides | species | 4 | 0 |
| spain | | octaviania arbucalensis | species | 4 | 0 |