Yes, the Wheat motif. Or any grain really. Love it.
1.ha ha couldnt resist... The Big Wheat? Turkmanistan's Museum of Earliest Wheat.
2.My own version in 22k gold and linen (detail)
4.Arno Malinowski again- goood no? definately an influence from iron tsuba detectable.
5. Museum of Tokyo- 17th century. Rice motif I'd guess...