How to distinguish the willow
1. Rhizome
Periploca taproot is cylindrical in shape, the outer skin is grayish brown, the inner skin is pale yellow, and the stem skin is grayish brown. Branchlets are usually opposite and striate.
II. Blade
The leaves are oval, 5-9 cm long and 1.5-2.5 cm wide. Its top is relatively sharp and its bottom is wedge shaped. The leaves are dark green on the front and light green on the back.
III. Flowers
Periploca corolla is purplish red, corolla tube is relatively short, length is 3 mm or so, lobation is oblong-shaped lanceolate. Peduncle and pedicel very thin, calyx lobes ovoid. Its stamens are attached to the inner surface of the corona, which is annular and curved inward at the top.
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The difference between Centella asiatica and Centella asiatica
Leaf difference: the leaf of Centella asiatica is kidney-shaped, with a length of 9-13 cm, while that of Centella asiatica is round, kidney-shaped or horseshoe-shaped, with a length of 1-2.8 cm. Flower difference: the flowers of Centella asiatica are yellowish, oblong or spoon-shaped; the flowers of Centella asiatica are purplish red or milky white, the petals are oval, the petals are membranous, and the style length is about 0.6mm.
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How to tell the blue cloth skirt
Flowers: usually blue, inflorescences acutely branched and very dense, without bracts. Filaments grow in the middle of Corolla tube, about 5-6mm long. Corolla length is 5-6mm, lobes are round, with very obvious reticulate veins. Fruit: ovate, slightly sunken abaxially, flowering and fruiting from May to September, about 3-4mm in length.
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