Illustrative key for Fumana spp. in the Maltese Islands - by Stephen Mifsud.
Vers V3.82 (beta)

Fumana
(Dunal) Spach
Yellow Rock Roses    Cisti sofor
Family Description from Delta-key project by Watson & DalwitzList of species for this genus from the Plant List
Taxa left beyond this couplet: 4
F. arabica
F. laevipes
F. laevis
F. thymifolia
Description of Fumana
Dwarf shrubs. Leaves narrow, ovate-lanceolate to linear, acicular, alternate (rarely opposite), stipulate or exstipulate. The two outer sepals small, the three inner large, scarious, prominently veined. Petals yellow. Outer stamens sterile, moniliform. Style filiform, more or less geniculate at base. Capsule 3-veined, the valves usually patent after dehiscence. All European species grow on dry, rocky, stony or sandy ground, often in low scrub.
Description by V. H. Henwood extracted from Flora Europaea Vol 1-5 (Tutin et al., 1964-1993)
Fumana key steps >> 1
 
Lead

1.A

+
Leaves along flowering branch alternate
ref

2

OR
 
Lead

1.B

-
Leaves along flowering branch opposite
 ref

3

[ F. thymifolia group ]
[A]     Illustration of Lead 1.A + [B]     Illustration of Lead 1.B - Identification Tips  
While most leaves obey this character, the most representative are the leaves found on the flowering branches; below the inflorescences. The uppermost leaves should not be considered.
Image of Fumana arabica by Stephen Mifsud Image of Fumana laevis by Stephen Mifsud -