FORKING AND PASCIA'l'ION. 



53 



amongst flowers. Perhaps the best-known case of this 

 is seen in the mountain scorpion-grass {Mijosotis alpes- 



Fia. 78. — Myosoiis alpesiris var. Victoria (Mountain Scorpi6n-grass). 

 Diagram of ring-faseiated flower, showing also pleiotaxy of the 

 normal corolla. (Diagrammatic.) ca, calyx ; ca', inverted calyx ; 

 CO, corolla ; co' inverted corolla ; st, stamen ; ov, ovary ; ou', inverted 

 ovary ; ol, ovule. 



fris var. Victoria), affecting the terminal flower of the 

 inflorescence. The abnormality is exactly the same 



Fig. 79. — Myosotis alpestris var. Victoria. Longitudinal section of 

 ring-fasciated flower. (Diagrammatic.) ca, calyx ; ca^, inverted 

 calyx; CO, corolla; co\ inverted corolla; si, stamen; st', inverted 

 stamen ; ov, ovary ; ov^, inverted ovary ; ol, ovule ; ol^, ovule of 

 inverted ovary. 



as that above described for the capitulum of Ghrijsan- 

 themum so that the account need not be repeated here. 



