This is the seed of what, the second picture is after peeling the look

Zoysia, alias: itchy flower, itchy tree, purple gold flower, purple orchid, mosquito flower, Western poplar, hundred days red, skinless tree, Latin name: Lagerstroemia indica L. Chikurinaceae, Zoysia genus deciduous shrubs or small trees, up to 7 meters high; bark is smooth, gray or gray-brown; the branches and trunks are much twisted, the twigs are slender, the leaves are alternating or sometimes opposite, papery, elliptic , broadly rectangular or obovate, green to yellow when young, purple-black when mature or dry, loculicidal; seeds winged, ca. 8 mm. Flowering period June-September, fruiting period September-December. Ziwei tree posture beautiful, smooth and clean trunk, colorful flowers; bloom in the summer and autumn season of few flowers, long flowering period, so it is known as "100 days red", and "summer green eyes, this flower red full of praise", is a good material for bonsai to see flowers, stem, roots; roots, skin, leaves, flowers can be used as medicine. The roots, skin, leaves and flowers can be used as medicine. [1]

Photo from China Plant Gallery[2]

Chinese name

Ziwei

Latin name

Lagerstroemia indica L.

Alias

Into the tree of the child, the hundred days of red, the red, the red, the tree of the itch

Diomorphic

Lagerstroemia indica L.

Alias

Into the tree of the child, the hundred days of red, the red, the red tree of the full Hall

Diomorphism