NEBRASKA WILD-DUCK FOODS. 



47 



Distribution of Vegetation. 



SHOEB 



1. Cord-grass (Spartina michauxiana) .* 



Common : flowers. 



2. Switchgrass (Panicum virgatum).* 



Abundant. 



3. Bog reedgrass {Calamagrostis inex- 



pa7isa).* Common. 



4. Satin grass (Muhleniergia foliosa)* 



Common ; flowers. 



5. Straw sedge {Cyperus strigosus) .* 



Common. 



6. Spike rush (Eleocharis acicularis).* 



Common on wet shore and shallov.- 

 water ; flowers. 



7. Sedge (Carex scoparia).* Kare ; flow- 



ers. 



8. Rush (Juncus haUicus).* 



9. Kush (Juncus torreyi).* Common; 



flowers. 



10. Rush (Juncus viarginatus) .* Abun- 



dant ; mature fruit. 



11. Rush (Juncus dudleyi).* Common; 



mature fruit. 



PLANTS. 



12. Richweed (Pilea pumila).* Common; 



immature fruit. 



13. Heart's-ease (Polygonum pennsylvanir 



cum) .* 



14. Water-hemp (Acnida tuieroulata) .* 



Common ; flowers. 



15. Dragon-head (Dracocephalum virginia- 



numy* Common. 



16. Mint (Mentha canadensis) .'' Comm.on ; 



flower buds. 



17. Marsh mint (Stachys palustris).* 



Common. 



18. Willow herb (Epilohinm Vineare) .* 



Sparse ; flowers to mature fruit. 



19. Small cleavers (Galium tripdum).* 



Sparse in marsh and wet shore ; 

 flowers to immature fruit. 



20. Blue lobelia (Loielia syphilitica).* 



Common ; flowers. 



21. Sticktight (Bidens trichosperma) .* 



Sparse ; flowers. 



MAKSH, OR BOG, PLANTS. 



22. Marsh fern (Dryopteris thelypteris) * 



Common. 



23. Bur reed {Sparganium eurycarpum) . 



Sparse. 



24. Wapato (Sagittaria latifoUa). Abun- 



dant. 



25. Reed (Phragmites communia). Abun- 



dant. 



26. Spike rush (Elcocharis acuminata). 



27. Spike rush (Elcocharis acicularis) .* 



Common ; flowers. 



28. Big bulrush (Scirpus occidentalts) . 



Abundant. 



29. Sedge (Carex utriculata) .* Common; 



mature fruit. 



30. TaTl dock ( Rtimex altissimus) .* Sparse; 



immature fruit. 



31. Water hemlock (Cicuta maculata).* 



Sparse ; flowers. 



SEMISXrBMEEGED PLANTS. 



Dominants: 



32. Reed (Phragmites communis).* Flow- 



ers. 



33. Big bulrush (Scirpus occidentalis) .* 



Flowers. 

 Secondary species: 



34. Bur reed (Sparganium eurycarpum).* 



Sparse ; immature fruit. 



35. Cat- tail (Typha latifolia). 



36. Wapato (Sagittaria latifolia).* Abun- 



dant ; flowers to immature fruit. 



37. Arrow-grass (Triglochin maritima).* 



Common ; flowers. 



38. Wild rice (Zizania palustris). Sparse 



at west end of lake and in poor con- 

 dition. 



39. Spike rush (Elcocharis acuminata).* 



Flowers. 



40. Water smartweed (Polygonum ampJU- 



liium) .* Common ; mature fruit. 



SUBMERGED PLANTS. 



Dominants: 



41. Water moss (Drepcnocladus aduncus 



aquaticus) . 



42. Coontail (Ceratophyllum demersum) .* 

 Secondary species: 



43. Eelgrass pondweed (Potamogeton com- 



pressus).* Common. 



44. Sago pondweed (Potamogeton pectina- 



tus).* Common. 



45. Curly pondweed (Potamogeton per- 



foliatus richardsonii) . Common. 



46. Illinois pondweed (Potamogeton illi- 



noensis). Sparse. 



47. Bushy pondweed (Najas flexilis) .* 



Common. 



48. Small pondweed (Potamogeton pusil- 



lus).* Common. 



49. Water smartweed (.Polygonum, amiphi- 



Tiium). Sparse. 



50. Spatterdock (Nymphaea advena).* 



Common ; flowers to mature fruit. 



51. Water milfoil (Myriophyllum spica- 



tum).* Common. 



52. Bladderwort (Utricul^ria vulga/ris),* 



Common. 



