290 Annals of the Carnegie Museum. 



Plate XXIII. 



Tamonea androsamifoUa (Grisebach) Jennings, comb. nov. Flowering branch. 

 X |. No. 321, O. E. Jennings. Los Indios, May 17, 1910. 



Plate XXIV. 



Pachyanlhiis longifolius Jennings, sp. nov. Flowering branch. X f. Fig- 

 ured from the type specimen. 



Plate XXV. 



MesosphcBrum hollandianum Jennings, sp. nov. Whole plant. X x',;. Flower 

 fully expanded. X 3|. Calyx, as it appears when the seeds are mature. X sf . 

 Seed. X 7j. Pollen grain, much magnified. All figures are from the type 

 specimen. 



Plate XXVI. 



Mesosphcerum capilellalum Jennings, sp. nov. Flowering branch with the apical 

 part broken over. X x'V- Fully expanded flower. X 65. Calyx at the time 

 when the seeds are mature. X 6j. All figures are from the type specimen. 



Plate XXVII. 

 Gerardia pinelorum Britton & Wilson. Flowering plant. X li^. Anther. 

 X 20. Pollen grain, much enlarged. All figures are from the type specimen. 



Plate XXVIII. 



Justicia diversifoUa Jennings, sp. nov. Flowering plant. X f . Calyx and 

 subtending bracts at the time of maturity of the seeds. X 5. Corolla, as seen 

 from above. X 5. Pollen grain, much enlarged. All figures are from the type 

 specimen. 



