1.
Notes and Queries - volume 8, 3rd Series - Page 538
2.
3.
Opening van de Nederlandsche Handels-Hoogeschool 1913
Notes and Queries - volume 8, 2nd Series - Page 309
Notes and Queries - volume 2 - Page 267
Slotow Africana Collection (1810-1975) (MSS Acc 76)
Herbarium specimen image of Syrrhopodon teniolatus L.T.Ellis, part of the collection of Natural History Museum London
O. A. C. Review Volume XXXII Issue 4, December 1919