106 SCHAFFNER: SEXUAL STATE IN SAGITTARIA LATIFOLIA 
1. A compound inflorescence with two basal branches, with 
a large number of staminate flowers having the usual vestigial 
carpels. In the basal whorl with the two branches there was a 
carpellate flower or rather a bisporangiate flower with a large 
number of normal carpels, with three pollen-bearing stamens and 
a considerable number of large stamen vestiges. The head of 
carpels was of normal size. In the second node of the main axis 
there was one staminate flower together with one staminate in- 
termediate flower with a few perfect carpels, and a carpellate 
intermediate flower with twenty pollen-bearing stamens, a 
number of stamen vestiges, and a large number of normal 
carpels. The rest of the inflorescence was staminate. 
2. A simple inflorescence with all the flowers carpellate. 
3. A compound inflorescence with all the flowers staminate. 
4. A compound inflorescence, the first whorl with one stami- 
nate branch, one staminate flower, and one carpellate flower 
with normal stamen vestiges. The rest of the inflorescence was 
staminate. 
5. A simple inflorescence completely staminate. 
6. A compound monecious inflorescence, tne lower half 
carpellate, the upper half staminate. 
compound inflorescence with one branch in the lowest 
ncde. The first whorl of the main axis contained one normal 
carpellate flower; the rest of the inflorescence was staminate. 
8. A compound staminate inflorescence with three basal 
branches. 
9. A completely carpellate, compound inflorescence but the 
upper flowers with unusually large staminodes, none, however, 
bearing pollen. 
10. A completely carpellate, simple inflorescence with all the 
flowers typical. 
11. A completely carpellate, compound inflorescence. 
12. A compound inflorescence with two carpellate flowers in 
the lowest whorl together with a staminate branch; the rest of 
the main axis was staminate. 
13. A simple, completely staminate inflorescence. 
. A compound, completely staminate inflorescence. 
15. A normal monecious inflorescence. 
16. A completely staminate, compound inflorescence. 
17. A ccmpletely staminate, compound inflorescence. 
eal 
= 
