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 |