36 
CECIL YAMPOLSKY 
Numbers of Families in Different Orders Showing the Various 
Types of Sex Arrangement. 
Type 1. Dioecious. 
Type II. Dioecious, monoecious. 
Type III. Dioecious, monoecious, hermaphroditic. 
Type IV. Dioecious, hermaphroditic. 
Type V. Dioecious, polygamous. 
Type VI. Dioecious, polygamous, hermaphroditic. 
Type VII. Dioecious, polygamous, monoecious. 
Type VIII. Dioecious, polygamous, monoecious, hermaphroditic. 
Type IX. Polygamous, 
Type X. Polygamous, hermaphroditic. 
Type XI. Polygamous, hermaphroditic, monoecious. 
Type XII. Monoecious, hermaphroditic. 
Types 
VII VIII IX 
Pandanales 
Helobiae 
Triuridales 
Glumiflorae 
Principes 
Spathiflorae 
Farinosae 
Liliiflorae 
Scitamineae 
Microspermae 
Piperales 
Salicales 
Myricales 
Balanopsidales 
Leitneriales 
Batidales 
Julianiales 
Fagales 
Urticales 
Proteales 
Santalales 
Aristolochiales 
Polygonales 
Centrospermae 
Ranales 
Rosales 
Pandales 
Geraniales 
Sapindales 
Rhamnales 
Malvales 
Parietales 
Myrtiflorae 
Umbelliflorae 
Primulales 
Ebenales 
Contortae 
Plantaginales 
Rubiales 
Cucurbitales 
Campanulatae 
Total — Families 
— Orders. . 
40 
