V. Bittrich, Trianthema (Aizoaceae) 
121 
Figure 3. Leaves of two forms of Trianthema triquetra in abaxial view with different anatomy 
(Bittrich &Jenssen 18612 (above), 18601 (below)). 
Figure 4. Leaf of Trianthema turgidifolia ( Bittrich & Jenssen 18644) in abaxial view and cross-section. 
