There are 7 species of Halimium

White-flowered

H. umbellatum (L.) Spach, H. voldii Kit Tan, Perdetzoglou & Raus

Yellow-flowered

H. atriplicifolium (Lam.) Spach, H. calycinum (L.) K. Koch, H. halimifolium (L.) Willk.*, H. lasianthum (Lam.) Spach* (includes H. lasianthum subsp. alyssoides), H. ocymoides (Lam.) Willk.¶

* = in some plants there is a purple-brown or maroon blotch at the base of each petal

¶ = usually has a black blotch at the base of each petal

Click on a link for a description and photograph:

H. atriplicifolium (Lam.) Spach

H. calycinum (L.) K. Koch

H. halimifolium (L.) Willk.

H. lasianthum (Lam.) Spach

H. ocymoides (Lam.) Willk.

H. umbellatum (L.) Spach

Halimium voldii

Synonymy :

H. commutatum; see H. calycinum (L.) K. Koch

H. libanotis; see H. calycinum (L.) K. Koch