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
Love Is a Rose 1971" in 2007. Young's longtime backing band Crazy Horse had recorded "Dance Dance Dance" in 1971 on their album "Crazy Horse" and The New Seekers released it as a single in 1972. Linda Ronstadt recorded "Love Is a Rose" in a country music arrangement on her platinum-certified 1975 album "Prisoner in Disguise". Her rendition peaked at number 5 the US "Billboard" Country Singles chart. "Love Is a Rose" also debuted on the pop-oriented "Billboard" Hot 100 but its B-side: "Heat Wave", became the track of choice for pop radio stations, becoming a number 5 hit. Ronstadt frequently performed the song