+
+
+
+B. manhdatii
+
+ |
+
+
+B. pumilio
+
+ |
+
+
+Pseudobulbs |
+Globose to sub-globose, close together |
+Conical, distant |
+
+
+Inflorescence |
+Ca. 5 cm long |
+Up to 10 cm long |
+
+
+Lateral sepals |
+Forming narrowly conoid tube |
+Forming oblong tube |
+
+
+Lip |
+Lip shallowly channeled, without keel |
+Lip deeply channeled, median keel extends from base to apex |
+
+
+Stelidia |
+Slightly incurved, ca. 1mm long, with low wing at lower margin |
+Straight, less than 0.5 mm long, without wings |
+
+
+Flower color |
+Sepals and petals uniformly yellow |
+Dorsal sepal and petals yellow with purple veins |
+
+
+