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What are the morphological characteristics of papaya?
Papaya, whose fruit is called wrinkled papaya as medicine, has a long cultivation history; It is a deciduous or evergreen shrub, with a plant height of 2 ~ 3 meters, hairless branches, straight thorns, brown branches and obvious lenticels. Simple leaves alternate, leathery, ovate to elliptic-lanceolate, sharp at the apex, wedge-shaped at the base, serrated at the edge, green on the leaf surface and pale green on the back; Stipules are large, about 2 cm long, kidney-shaped or semicircular; The petiole is about 65438 0 cm long. The first leaf of the flower is open, 3 ~ 5 flowers are clustered on biennial branches, and the pedicels are short and thick; Calyx tube campanulate, apex 5-lobed. Pear fruit, large, oval or spherical, 3 ~ 5cm in diameter, long 10 ~ 15cm, concave at both ends, yellow or yellowish green when mature, slightly rough, hard and fragrant; The seeds are mostly flat, long triangle-shaped, brown, and the 1000-grain weight is about 50-55g. Flowering from March to May; The maturity period is 9 ~ 1 1 month.

pawpaw

Papaya leaves are elliptic-ovoid or elliptic-oblong, with spineless branches and small stipules; Pear fruit is oval, long 10 ~ 15 cm, dark yellow, and the peel is smooth and not shriveled; The seed is similar to papaya, and the fruit is called "papaya" as medicine, and its effect is similar to papaya.