Amber: a botanical inquiry.
D005075:Biological Evolution; D004463:Ecology; D007259:Infrared Rays; D010163:Paleontology; D010944:Plants / Q000032:analysis; D012116:Resins, Plant / Q000378:metabolism*; D013057:Spectrum Analysis; D013729:Terpenes / Q000096:biosynthesis
D012116:Resins, Plant; D013729:Terpenes