I076 A TEXTBOOK OF THEORETICAL BOTANY 



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Fig. 1044. — Suggested interrelationships of inflorescence"^ types. (1) Flowers solitary, 

 terminal. (2) Simple dichasium. (3) Pleiochasium with terminal flower opening first. 

 (4) Ditto, terminal flower no longer opening first. (5) Raceme with acropetal opening. 

 (6) Compound dichasium. (7) Cymose umbel. (8) Continuous monochasium. (9) Sym- 

 podial monochasium with false axis. (10) Terminal flowers only on side branches. 

 (11) Intercalary inflorescence derived from the previous type. (12) Pseudo-terminal 

 inflorescence as a further derivative. {After Parkin, 1914.) 



