PLATE LI. 



Tigs. 



1. Aviaranthus paniculatiis. Leaf bearing on its upper 



surface an inflorescence. (After Massolongo.) 

 p. 233. 



2. Trichopilia tortilis (an Orchid). Diagram of a di- 



merous flower showing adhesion of a sepal [s) to tlie 

 column. (After Magnus.) p. 235. 



3. Prunus Cerasus (Cherry). Section of a fruit in the 



condition of an "inferior" ovary. (After Carriere.) 

 p. 235. 



4. Eucalyphis salicifolia {sTpecies oi Grum-tvee). Flowers 



showing stages in synanthy. (After Migliorato.) 

 p. 240. 



5. -B. viminalis (species of Gum-tree). Flowers showing 



stages in synanthy. (After Migliorato.) p. 240. 



6. Fedicularis sylvatica (Red Eattle). Dual flower due 



to concrescence of two flowers. (After Wigand.) 

 p. 239. 

 7, 8. Lonicera Alberti (species of Honeysuckle). Flowers 

 showing stages in concrescence. Fig. 7. — Normal 

 inflorescence of two flowers with fused ovaries. 

 Fig. 8. — Abnormal inflorescence due to complete 

 fusion of both flowers. (After Velenovsky.) p. 241. 

 9. Trichopilia tortilis (an Orchid). A flower ■vyhose 

 perianth is reduced to a single posterior sepal (s) 

 and a single anterior petal [p). (After Magnus.) 

 p. 249. 



10. Papaver orientale (Oriental Poppy). Flower with 



sympetalous corolla. (After Masters.) p. 250. 



11. Forsythia viridissima. Flower with dimerous cbrolla. 



{p). (After Velenovsky.) p. 251. 



