As shown in the picture, ask what kind of plant this is.

Oxalis rubra, alias flowers and plants, clover, plum blossom, Oxalis macrophylla, lotus flower and copperhead snake. Heterogramineous, perennial herb. Stems and leaves contain oxalic acid. Compound leaves, three leaflets, inverted heart-shaped, open by day and closed by night. Flowers bloom from spring to autumn, and the flowers are yellow, pink and purple. The fruit is cylindrical, the peel splits when it matures, and the seeds pop out by elasticity. Originated in South Africa, it has been widely distributed all over the world. Cold resistance is not strong, heat and shade resistance. Whole grass can be used as medicine.

Introduction of species and genera

Oxalis rubra is as high as 35cm, with no aboveground stems and many small bulbs underground. The outer scale is membranous, brown, long-ciliated, with three longitudinal veins on the back, and the inner scale is triangular and hairless. Leaves trifoliolate, basal; Petiole is long and hairy; Leaflets are broadly obovate, long 1~4cm, concave at the top, obtuse on both sides, and broadly wedge-shaped at the base. Dictyophora dictyophora, with 5~ 10 flowers and peduncle at the base, is 10 ~ 40 cm long. The flowers are purplish red, and the pedicel is 5 ~ 25mm long. Sepals 5, lanceolate, about 4 ~ 7 mm long, with 2 dark red oblong glands at the top; Petals 5, inverted heart-shaped, 2~4 times that of sepals, glabrous; Style 5, rusty pilose. Capsule is cylindrical, 1.7~2cm long and hairy.

Originated in South America, it is cultivated and enjoyed all over China. It often grows in low-altitude mountains, fields, courtyards and roadsides, and is suitable for wet and loose soil. Because of the large number of seeds, their bulbs are easy to separate and reproduce rapidly. The flowering and fruiting period is from June to September.

morphological character

Oxalis rubra, also known as clover, is a perennial herb of Oxalis of Oxalicaceae. There is a rhizome of scaly stem at the root end of the underground part. The whole plant has white fine cilia, and the stem base is creeping. Petiole is slender, long 15-25 cm, straight, 3-lobulated, forming palmately compound leaves, showing a broad inverted heart shape, entire. Flowers are rose-red, several or more, compound umbels, born on peduncles longer than leaf peduncles. There are five calyxes, which are arranged in a roundabout way. Stamens 10, 5 long and 5 short, the lower part of filaments is tubular, and the pistil style is 5-lobed. Its flowers and leaves are sensitive to light, open during the day and sunny days, and close at night and rainy days. Plant height 15 ~ 25cm, with spherical stems and strong meristematic ability. Basal leaves, long stalks, 3 leaflets, sessile, palmately compound leaves, heart-shaped, inverted, and concave at the top. The flower stems are 10 to 15 cm long, with umbels, 12 to 14 flowers, 5 corollas, light red to dark pink, with longitudinal stripes. The flowering period is from early April to mid-April 1 1, reaching July.

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