5: 433 (1916); Burtt Davy, "F.P.F.T." 2: 514 (1932); Steedman, "Some Trees, Shrubs and Lianes of S. Rhod.": 58 (1933); Burtt Davy & Hoyle, "N.C.L.": 32 (1936). Type as above. References External links Image of flowers umbellifera