| Family | Crassulaceae |
| Subfamily | Sedoideae |
| Tribe | Sedeae |
| Subtribe | Sedinae |
| Scientific name | Sedum formosanum N. E. Brown |
| Synonyms | Sedum mariae Raymond-Hamet |
| Common name | (Japanese common name) hama-man-nen-gusa (ハママンネングサ, 浜万年草 [meaning: coastal thousand years weed]), shima-man-nen-gusa (シママンネングサ, 島万年草 [meaning: islands thousand years weed]), taksago-man-nen-gusa (タカサゴマンネングサ, 高砂万年草 [meaning: Taiwan thousand years weed]) |
| (English common name) none | |
| Distribution | (Japan) Kyushu, Okinawa |
| (Other nations) China, Taiwan, Philippines | |
| Habitat | Coastal Rocks |
| Chromosomal number | n=32 |
| Description | Plants 10-25cm tall. Leaves 1.5-3.5cm long, 6-16mm wide. Flowers 5 yellow petals each 5-6mm long, flowering in April to June. Perennial plants. |
| Reference | Sedum formosanum N. E. Brown |
| Sedum formosanum N.E. Br. | |
| Homeopathic antidiabetic treatment (US Patent 5911993/1999) |
| May 2009 at Tsukuba Botanical Garden |
May 2009 at Tsukuba Botanical Garden |
May 2009 at Tsukuba Botanical Garden |
| May 2009 at Tsukuba Botanical Garden |