Rose comprises an outer fleshy layer, the hypanthium, which contains 5–160 "seeds" (technically dry single-seeded fruits called achenes) embedded in a matrix of fine, but stiff, hairs. Rose hips of some species, especially the dog rose ("Rosa canina") and rugosa rose ("Rosa rugosa"), are very rich in vitamin C, among the richest sources of any plant. The hips are eaten by fruit-eating birds such as thrushes and waxwings, which then disperse the seeds in their droppings. Some birds, particularly finches, also eat the seeds. While the sharp objects along a rose stem are commonly called "thorns", they are technically prickles—outgrowths of
George Washington Bush of Puget Sound in what is now Tumwater, Washington (). Bush and Michael Simmons built the area's first gristmill and sawmill in 1845, and Bush helped finance Simmons' logging company. Bush introduced the first mower and reaper to the area in 1856. In addition to their farm, the Bushes ran a roadside hotel for free. Wayfarers traveling between Cowlitz Landing and Puget Sound liked to stop there. It was open to anyone who came through the area. The Bushes would give visitors a good square meal and gave gifts of grain and fruit grown on the Bush farm. The Oregon