NEBRASKA WILD-DUCK FOODS. 
Distribution of Vegetation, 
shore plants. 
Grasses, sedges, goldenrods, etc., as listed for neighboring lakes: 
61 
1. Saltgrass (Distichlis spicata) 
mon. 
Com- 
Dominants: 
2. Big bulrush (Scirpus occidentalis) 
SEMIS UBMERGED PLANTS. 
I 3. Spike rush (Eleocharis acuminata). 
SUBMERGED PLANTS. 
4. Small pondweed (Potamogeton pusillus). 
Abundant. 
5. Sago pondweed (Potamogeton pectl- 
natus). Sparse. 
Water milfoil (Myriophyllum spicatum) . 
Sparse. 
. Very little submerged vegetation. ' 
Wild-duck foods. — Plants in the above list which have considerable value as 
food for wild ducks are : Nos. 2, 4, and 5 ; those of less importance are : Nos. 
1, 3, and 6. 
MOLLY MARSH, CHERRY COUNTY. 
September 13,1915. 
Description. — Comparatively little open water; depth, 3 to 4 feet; bottom 
mucky. No outlet or inlet. 
Distribution of Vegetation. 
shore plants. 
A mixture of grasses, sedges, etc., as found on near-by lakes ; nothing new. 
SEMISUBMERGED PLANTS. 
Dominant: 
1. Great bulrush (Scirpus occidentalis), 
Secondary species: 
2. Bur reed (Sparganium eurycarpum). 
3. Wapato (SagittaHa latifolia). 
4. Reed (Phragmites communis). 
5. River bulrush (Scirpus fluviatilis). 
Common. 
6. Spike rush (Eleocharis acuminata). 
7. Water smartweed (Polygonum amphi- 
bium). Common. 
8. Water hemlock (Cicuta maculata). 
Sparse. 
SUBMERGED PLANTS. 
9. Sago pondweed (Potamogeton pectina- 
tus ) . 
10. Coontail (Ceratophyllum demersum). 
Secondary species: 
11. Floating pondweed (Potamogeton na- 
tans). 
12. Curly pondweed (Potamogeton per- 
foliatus richardsonii) . 
13. Illinois pondweed (Potamogeton illi- 
noensis). 
14. Eelgrass pondweed (Potamogeton com- 
presses). 
15. Small pondweed (Potamogeton pusil- 
lus). Common. 
16. Bushy pondweed (Najas flexilis). Com- 
mon. 
17. Water smartweed (Polygonum amphi- 
bium ) . 
18. White water crowfoot (Batrachium di- 
varicatum ) . Abundant. 
19. Spatterdock (Nymphaea advena). 
20. Water milfoil (Myriophyllum spica- 
tum). 
21. Bladderwort (TJtricularia vulgaris). 
Common. 
