These waste products are produced by the cambium and transported to the centre of the stem by cellular structures called medullary rays radiating from the center of the stem.
As finally issued the stamp showed a map of the Philippines with rays radiating all around it.
The Escapees' Cross 1940-1945 was a 39mm wide cross pattée with four 7mm long rays radiating outwards between its arms.
The back of the cross depicts a five-pointed star, with rays radiating from behind that star out to the arms of the cross.
The Six Paths are often depicted as six rays or beams radiating from the bodhisattva and accompanied by figurative representations of the Six Paths.
The lunar mare that surrounds Suess is marked by the rays radiating from the crater Kepler to the east-northeast.
Each valve is a pale brown colour with whitish rays radiating from the umbo, the raised hump that is the first part of the shell to form when the animal is a juvenile.
Similar ray systems also occur on the far side of the Moon, such as the rays radiating from the craters Giordano Bruno and Ohm.
The mural painted on the dome of the apse (pictured right) depicts Jesus seated on a cloud, red and golden rays radiating out of his golden halo.
The Gold Award emblem is presented as a pin resembling an eight-pointed gold star with rays radiating from a central, polished trefoil.