hypopitys: term used in some classifications for the pinesaps, which are usually included in the genus Monotropa
dilleniid dicot genus: genus of more or less advanced dicotyledonous trees and shrubs and herbs
accessory vertebral vein: a vein that accompanies the vertebral vein but passes through the foramen of the transverse process of the 7th cervical vertebra and empties into the brachiocephalic vein