| Family | Apiaceae (alt. Umbelliferae) |
| Scientific name | Cryptotaenia canadensis (L.) de Candolle subsp. japonica (Hasskarl) Handel-Mazzetti |
| Synonyms | Cryptotaenia japonica Hasskarl; Cryptotaenia canadensis (L.) de Candolle var. japonica (Hasskarl) Makino; Cryptotaenia canadensis auct., non (L.) de Candolle; Deringa japonica (Hasskarl) Koso-Poljanski |
| Common name | (Japanese common name) mitsu-ba (ミツバ, 三葉 [meaning: three leaves]) |
| (English common name) Japanese honewort | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Russia, Korea, China | |
| Habitat | Mountane forest |
| Chromosomal number | 2n=20, 22 |
| Description | Plants electing 40-60cm tall. Leaves 3 leaflets each 8-16cm long, 8-20cm wide, non hair. Flowers white 2mm, flowering in April to May. Fruits ca. 4-5mm long. Perennial plants. |
| Reference | Cryptotaenia japonica Hassk. |
| Cryptotaenia japonica Hasskarl | |
| Cryptotaenia canadensis (L.) DC. | |
| Method for manufacturing glycoproteins having human-type glycosylation (US Patent 6998267/2006) | |
| Covering material for plant growth control (European Patent EP0732049/1998) |
| July 2006 at edge of forest |
July 2006 at edge of forest |
| June 2008 at my home |
June 2008 at my home |