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三色堇株高15~20cm,从根际生出分枝,呈丛生状。基生叶有长柄,叶片近圆心形,茎生叶卵状长圆形或宽披针形,边缘有圆钝锯齿,托叶大,基部羽状深裂。早春从叶腋间抽生出长花梗,梗上单生一花,大花型花径8~10cm,小花型花径3~6cm,花有5瓣,通常每朵花有紫、白、黄三色。花瓣近圆形,假面状,覆瓦状排列,距短而钝。花期可从早春到初秋。花期4~6月,果期5~7月,蒴果椭圆形,
Pansy plant height 15 ~ 20cm, branches from the rhizosphere, were clustered. Basal leaves long-handled, nearly subacute heart-shaped leaves, cauline leaves ovate oblong or broadly lanceolate, rounded perianth serrate, stipules large, base pinnate. In early spring, long pedicels emerge from the armpits of the leaves, and the solitary flowers are on the stems. The large flowers are 8 to 10 cm in diameter. The small flowers are 3 to 6 cm in diameter and 5 flowers. Usually, each flower has purple, white and yellow colors . Petals suborbicular, pseudotypic, imbricate arrangement, short and blunt. Flowering from early spring to early fall. Flowering from April to June, the fruit from May to July, the capsule oval,