lenticular nucleus: a basal ganglion shaped like a lens and including the outer reddish putamen and the inner pale yellow pallidum
basal ganglion: any of several masses of subcortical grey matter at the base of each cerebral hemisphere that seem to be involved in the regulation of voluntary movement
stemless carline thistle: stemless perennial having large flowers with white or purple-brown florets nestled in a rosette of long spiny leaves hairy beneath; of alpine regions of southern and eastern Europe