What is Eranthis pinnatifida
Eranthis pinnatifida or Setsubun-so (scientific name: Eranthis pinnatifida) is native to Japan, and is a cold-resistant perennial plant (bulb plant) of the family Ranunculaceae. It grows naturally on the slope of the deciduous forest in the limestone zone.
Japanese name 'Setsubun-so' comes from the flowering in the lunar calendar of the lunar calendar. In the early spring, they draw out the flower stalk from the center of the total bract leaves located at the tip of the upright stem and attach a white five-flowered flower. This is actually petals, not calyx. The actual flowers are in the center of the white calyx, but the petals have degenerated, and the tip is a yellow honey gland with two branches. Inside the petals is surrounded by a stamen with a blue-purple anther. A pink stamper protruding in the center of the flower. There is poison in whole grass.
"Eranthis" in the genus name is Latin, "er (spring) + anthos (flower)", meaning "spring flower". "Species pinnat" pinnatifida "means" of feather splitting ", it comes from total leafy leaves.
There is also a yellow flower blooming 'Eranthis hyemalis'.
Generic name: Eranthis pinnatifida or Setsubun-so, Scientific name: Eranthis pinnatifida, Synonym: Shibateranthis pinnatifida, Place of origin: Japan, Life type: Cold-resistant perennial plant, plant height : 5 to 10 cm, flowering period: February to March, flower color (actually, calyx): white, flower diameter: 2 to 3 cm.