- Plant: Yellow Tower (Parodia lenninghausii)
- Uploaded by arctangent
- Info: Thorns, spines, prickles or teeth / 2012-02-22 / Conservatory, Matthaei Botanical Gardens, Ann Arbor / License: All rights reserved
- Caption: Clusters of long golden spines of Parodia leninghausii rise above tufts of short wooly white hairs.
