Seed are sometimes sold commercially while still enclosed within the hard wall of the fruit, which must be split open to reach the seed. Different groups of plants have other modifications, the so-called stone fruits (such as the peach) have a hardened fruit layer (the endocarp) fused to and surrounding the actual seed. Nuts are the one-seeded, hard-shelled fruit of some plants with an indehiscent seed, such as an acorn or hazelnut. Seeds are produced in several related groups of plants, and their manner of production distinguishes the angiosperms ("enclosed seeds") from the gymnosperms ("naked seeds"). Angiosperm seeds are produced in
Sub Pop Seattle, he wrote a column for local newspaper "The Rocket" titled "Sub Pop U.S.A.", a column he ended in 1988. In 1986, Pavitt released the first Sub Pop LP, the compilation "Sub Pop 100", which featured material by artists including Sonic Youth, Naked Raygun, Wipers, and Scratch Acid. Seattle group Green River chose to record their "Dry as a Bone" EP for Pavitt's new label in June 1986; Pavitt couldn't afford to release it until the following year. When finally released, "Dry as a Bone" was promoted by Sub Pop as "ultra-loose grunge that destroyed the morals of a generation".