Bidens tenella Linnaeus , Plantae Rariores Africanae : 17. 1760 Chapter 7: Linnaean Plant Names and their Types (part B) Jarvis, Charlie      Bidens tenellaLinnaeus,  Plantae Rariores Africanae: 17. 1760.  ["Habitat ad Cap. b. Spei."] Sp. Pl., ed. 2, 2: 1166 (1763). RCN: 6020.  Type not designated.  Original material: Herb. Linn. No. 975.4 ( LINN).   Note:The application of this name is uncertain. Sherff (in Bot. Gaz.59: 311. 1915; Publ. Field Mus. Nat. Hist., Bot. Ser.16: 644. 1937), noting 975.4 (LINN) and determinations of two collections on the sheet by Schultz Bipontinus, excluded it from  Bidens.Although Feliciaand Glossocardiahave been suggested as possible generic identities for these collections, original material may well exist in G. LINN 975.4