 |
 |
 |
|---|---|---|
| April 2006 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
| Family | Primulaceae |
| Scientific name | Primula sieboldii E. Morren |
| Synonyms | Primula cortusoides L. var. patens Turczaninow; Primula cortusoides L. var. sieboldii (E. Morren) W. A. Nicholson; Primula patens Turczaninow; Primula patens Turczaninow var. genuina Skvortzow; Primula patens Turczaninow var. manshurica Skvortzow; Primula cortusoides L. var. patens (Turczaninow) Kitagawa; Primula cortusoides L. var. sieboldii (E. Morren) W. A. Nicholson; Primula sieboldii E. Morren forma patens (Turczaninow) Kitagawa; Primula sieboldii E. Morren forma spontanea Takeda; Primula sieboldii E. Morren var. patens (Turczaninow) Kitagawa |
| Common name | (Japanese common name) sakura-sou (サクラソウ, 桜草 [meaning: cherry blossoms weed]) |
| (English common name) Japanese primrose, Siebold's primrose | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Russia (western Siberia), Korea, China | |
| Habitat | Wet field |
| Chromosomal number | 2n=22, 24, 26, 29, 36 |
| Description | Leaves 4-10cm long, 3-6cm wide. Scapes 15-40cm tall. Flowers pedicelets 5-15mm long, calyxs 5-12mm long, pink corollas 2-3cm across, flowering in April to May. Fruits ca. 5mm long. Perennial plants. |
| Reference | Primula sieboldii E. Morren |
| Primula sieboldii E. Morren | |
| Composition for improving skin environment and clothes thereof (US Patent 20040115233) | |
| Insect repellent coating and industrial product using the same (US Patent 20060177472) | |
| Nucleic acid molecules associated with oil in plants (US Patent 20070039069) | |
| Note | There are many cultivated hybrids. |
|
|
|
|---|---|---|
| April 2006 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
 |
 |
 |
|---|---|---|
| April 2007 at Mt. Akagi |
April 2007 at Mt. Akagi |
April 2007 at Mt. Akagi |
 |
 |
 |
|---|---|---|
| wild plant | wild plant | wild plant |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
 |
 |
 |
|---|---|---|
| cv. Dateotoko | cv. Shirataki | cv. Tamagawa |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
 |
 |
 |
|---|---|---|
| cv. Garyubai | cv. Kyokanoko | cv. shosin |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
 |
|---|
| cv. Nankin-Kozakura |
| March 2011 at my home |
