Figure 3. Herminium monorchis, SEM dissected flower buds at early stages.

(A, B) Two contrasting views of the same bud. (C, D) Two phases in dissection of another bud at a slightly later stage. Abbreviations: cmssp = compound stamen–median sepal primordium, lab = labellum primordium, lat pet = lateral petal primordium, lat sep = lateral sepal primordium, med sep = median sepal primordium, slp = site of lateral petals. Scales: A = 20 µm, B = 50 µm, C, D = 100 µm.