Hutch. & E.A.Bruce No year - Gillett JB (1941) The Plant Formations of Western British Somaliland and the Harar Province of Abyssinia. Bulletin of Miscellaneous Information (Royal Gardens, Kew) 1941(2): 37. doi: 10.2307/4102534.
There is no corrections for Heliotropium sessilistigma yet.