221 



Plate XII.a. 



Fig. 1. Side view of flower, x2, showing way in which apices of 

 dorsal sepal and lateral petals tend to meet : I s, 

 lateral sepals: ds, dorsal sepal; I p, lateral petals; 

 I, labellum : or, ovary. 



,, 2. Flower from top, x2: vfipl, membranons part labellum; 

 cpl, callous ditto; other lettering as in fig. 1. 



,, 3. Side view labellum, x4: showing c, claw; mpl and cpl 

 as in fig. 2. 



,. 4. Labellum from below, x4: showing constriction (x) in 

 membranous part. 



,, 5. Labellum from above, x4: showing constriction (anj, 

 claw (cj, and other lettering as in fig. 2. 



,, 6. Column from side, x8: r, rostellum; a p, anther-point; 

 ac, anther-case; lap, lateral appendage: hi. basal 

 lobe. 



.. 7. Column from side, x4: lettering as in fig. 6. 



,, 8. Column from front, x4: showing in addition to letter- 

 ing in fig. 6 also st, stigma. 



,, 9. Column from back, x4: lettering as in fig. 6. 



,, 10. Connate lateral sepals from side, x2. 



,. 11. Connate lateral sepals from below, x2: showing biden- 

 tate ends. 



Plate XII. b. 



Fig. 1. Three-quarter side view of flower, x3: Is, connate 



lateral sepals; d s, dorsal sepal; Ip, lateral petals; 



mpl, membranous part labellum; cpl. callous 



ditto; lap, lateral appendage; ov, ovai-y. 

 ,, 2. Flower from below, x2: showing connate lateral sepals, 



Is; other lettering as in fig. 1. 

 ,, 3. Flower from top, x2; lettei'ing as in fig. 1. 

 ., 4. Labellum from side. x4: mpl, membranous part: Ip, 



erect rather gibbous part. 

 ,, 5. Labellum from top, x4: lettering as in fis. 1. 

 ,, 6. Labellum from front, x4; lettering as in fig. 1: c. claw 



fshortV 

 ,. 7. Column from side, x4: Zap, lateral appendage; hi, 



basal lobe; a c, anther-case. 

 ,. 8. Cohimn from back, x4: r, rostellum; other lettering as 



in fig. 7. 

 ,, 9. Column from front. x4: st, stigma; other lettering as 



in figs. 7 and 8. 



Plate XIII. a. 



Fig. 1. Three-quarter side view, x2: 7s. lateral sepals; ds, 

 dorsal sepal; I p, lateral petals; I, labellum: ov, 

 ovai'v. 



,, 2. Flower from top. x2: hr, bract; other lettering as in 

 fig. 1. 



,, 3. Flower from below, x2: lettering as in fig. 1. 



.. 4. Labellum from front, x4. 



,, 5. Labellum from side, x4. 



,, 6. Labellum from top, x4: m.pl, membranous part 

 labellum; cpl. callous ditto. 



,. 7. Column from back, x4: r. rostellum; lap. lateral ap- 

 pendage ; h I, basal lobe ; a c, anther-case. 



