plants Article The Diversity of Volatile Compounds in Australia’s Semi-Desert Genus Eremophila (Scrophulariaceae) Nicholas J. Sadgrove 1,* , Guillermo F. Padilla-González 1 , Alison Green 1, Moses K. Langat 1 , Eduard Mas-Claret 1, Dane Lyddiard 2 , Julian Klepp 2 , Sarah V. A.-M. Legendre 2, Ben W. Greatrex 2, Graham L. Jones 2, Iskandar M. Ramli 2, Olga Leuner 3 and Eloy Fernandez-Cusimamani 3,* 1 Jodrell Science Laboratory, Royal Botanic Gardens Kew, Richmond TW9 3DS, UK;
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[email protected] (E.F.-C.); Tel.: +44-785-756-9823 (N.J.S.); +420-224-382-183 (E.F.-C.) Abstract: Australia’s endemic desert shrubs are commonly aromatic, with chemically diverse ter- penes and phenylpropanoids in their headspace profiles. Species from the genus Eremophila (Scro- Citation: Sadgrove, N.J.; phulariaceae ex.