Rudbeckia triloba Linnaeus , Species Plantarum 2 : 907. 1753 Chapter 7: Linnaean Plant Names and their Types (part R) Jarvis, Charlie L. var. triloba Linnaeus 1753 Magnoliopsida Asteraceae Rudbeckia Plantae Asterales Tracheophyta variety triloba triloba      Rudbeckia trilobaLinnaeus,  Species Plantarum2: 907. 1753.  "Habitat in Virginia." RCN: 6551.  Type not designated.  Original material: Herb. Linn. No. 74 ( SBT); Clayton 657(BM); [icon] in Plukenet, Phytographia: t. 22, f. 2. 1691; Almag. Bot.: 100. 1696. 2611571325 SBT 74