72 
BULLETIN 794, U. S. DEPARTMENT OF AGRICULTURE. 
Distribution of Vegetation, 
SHORE PLANTS. 
About as for Crescent Lake, in addition the following: 
Wild millet (Echinoehloa crus-galli).* 
Mature fruit ; common. 
Rice cut-grass (Homalocenchrus ory- 
zoides).* Immature fruit; sparse. 
Spike rush (Eleocharis, probably 
glaucescens) .* Abundant. 
4. Heart's-ease (Polygonum pennsylvani- 
cum) * Mature fruit. 
5. Bushy knotweed (Polygonum ramosissi- 
mum) .* Mature fruit; sparse. 
6. Western chokecherry (Padus melano- 
carpa).* Rare. 
7. Touch-me-not (Impatiens biflora).* Ma- 
ture fruit ; sparse. 
3. 
8. Willow herb (Epilobium lineare).* Ma- 
ture fruit ; common. 
9. Water hoarhound (Lycopus asper).* 
Mature fruit ; common. 
10. Black nightshade (Solatium nigrum).* 
Mature fruit ; rare. 
11. Bushy goldenrod (Euthamii gramini- 
folia).* Flowers; common. 
12. Sunflower (Helianthus annuus).* Flow- 
ers. 
13. Bur marigold (Bidens laei-is).* Flow- 
ers. 
SEMISUBMERGED PLANTS 
Dominant : 
14. Tule (Scirpus validus). 
Secondary species: 
15. Cat-tail (Typha latifolia). Sparse. 
16. Water plantain (Alisma subcordatum) . 
Common. 
17. Reed (Phragmites communis). 
18. Cord-grass (Spartina gracilis) . 
19. Three-square (Scirpus amcricanus) . 
20. Spike rush (Eleocharis, probably 
glaucescens) . Common. 
21. Water hemlock (Cicuta maculata). 
Sparse. 
(Potamogeton pecti- 
Secondary species: 
23. Spike rush (Eleocharis, probably 
glaucescens) . 
SUBMERGED PLANTS 
Dominant : 
22. Sago pondweed 
natus) . 
FLOATING PLANTS 
24. Star duckweed (Lemna trisulca) . Not 
common. 
Wild-duck foods. — Plants in the above list which have considerable value as 
food for wild ducks are : Nos. 14, 22, and 24 ; those of less importance are : 
Nos. 1, 2, 3, 4, 13, 16, 18, 19, and 20 (23) ; the remainder are of no known value. 
JONES LAKE, GARDEN COUNTY. 
September 27-28, 1915. 
Description. — Bottom sandy ; depth, 6 to 8 feet. Inlet from Swan Lake ; 
outlet into Blue Lake. 
Distribution or Vegetation. 
SHORE PLANTS. 
About as for Crescent Lake ; in addition 
10 
1. Wild millet (Echinoehloa crus-galli). 
Common. 
2. Rice cut-grass (Homalocenchrus ory- 
zoides). Sparse. 
3. Redtop (Agrostis alba). 
4. Straw sedge (Cyperus strigosus). Com- 
mon. 
5. Sedge (Cyperus schiceinitzii). 
6. Spike rush (Eleocharis, probably 
glaucescens). Abundant. 
7. Bushy knotweed (Polygonum ramosis- 
simum). Sparse. 
8. Heart's-ease (Polygonum pennsylvani- 
cum). Common. 
9. Western chokecherry (Padus melano- 
carpa) . Rare. 
11. 
14 
10. 
the following: 
Touch-me-not (Impatiens biflora). 
Sparse. 
Willow herb (Epilobium lineare). 
Common. 
. Blue verbena (Verbena hastata). 
. Water hoarhound (Lycopus ameri- 
canus). Common. 
. Water hoarhound (Lycopus asper). 
Common. 
. Black nightshade (Solatium nigrum). 
Rare. 
Bushy goldenrod (Euthamia gramini- 
folia). Common. 
Sunflower (Helianthus annuus). 
Bur marigold (Bidens laevis). 
Willow aster (Aster salicifolius) . 
