LANKESTERIANA * -'4 Figure 1. Christensonia vietnamica J.R. Haager. 1. Habit. 2. Leaf apices. 3. Flower from below. 4. Longitudinal sec- tion of the lip. 5. Anther. 6. Pollinarium. 7. Pollinium. 8. Stipe. 9. Sepals and petal. 10. Fruit. 11. Cross-section of the ovary. Drawing of the type plant by Jfri Haager.