MISSOURI BOTANICAL GARDEN BULLETIN 
65 
Botanical name Common name Habit Habitat 
Fontinalis antipyretica ...Willow moss Submerged or North America 
above water 
Heteranthera limosa ..... Bog herb Floating North America 
Hippuris vulgaris ........ Mare’s tail Submerged or North America 
above water 
Tsoetes Engelmanni ...... Quillwort Submerged North America 
Jussiaea longifolia ....... Primrose willow Floating Brazil 
Lemna minor ,........... Duck weed Floating North America 
Limnobium Spongia ...... American frogbit Floating North America 
Limnocharis Humboldtii,.Water poppy Floating South America 
Ludwigia Mulerttii ...... Water purslane Floating Amazon River 
Myriophyllum proserpi- : 
NACONOS. 6 OSES Parrot’s feather Floating Tropics 
Nuphar sagittaefolium ...Spatter-dock Submerged or North America 
/ above water 
Pistia Stratiotes ........ Water lettuce Floating Tropics 
Salvinia natans ......... Floating gem Floating Tropics 
Potamogeton crispus ..... Pond-weed Submerged Euro 
Sagittaria subulata ...... Ribbon arrowhead Submerged or North America 
above water 
Trapa natans ........... Water chestnut Floating China 
Utricularia vulgaris var, 
Gmbriomng 5.555554 68% Bladderwort Submerged North America 
Vallisneria spiralis ...... Eel-grass Submerged North America 
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FISH TO BE FOUND IN AQUARIA 
Among the curious fish from foreign lands will be seen 
the Mollinesia latipinna, or sail fish, with its huge, brilliantly 
colored dorsal fin which it expands like a sail when courting. 
These fish are natives of the bayous and small streams of 
the Gulf and particularly of Louisiana and Mexico. 
The Mexican sword-tailed fish will be found in another 
tank, where it is readily distinguished by its long sabre-like 
tail. The colors of this fish baffle description. 
The South American peacock-fish, one of the smallest 
known fish, while called the “millionfish” in its native wa- 
ters on account of its vast numbers, is shown here in a small 
family, as, like the two above-named fishes, it is tropical in 
nature and requires much heat during the winter. It shows 
all colors of the rainbow and is covered with dots exactly 
like the eyes of the peacock’s tail. 
Another rare South American fish, the danio or zebra fish, 
resembling a miniature striped bass, will be found in several 
forms. It is incessantly active and scarcely ever stops for 
breath, taking its food in quick, snappy darts. ” 
The paradise fish is another interesting variety, one of 
the earliest known aquarium fish. Its brothers, the fightin 
fish of Siam (Betta pugnaz and Betta rubra), will be foun 
near it. These latter fish are used for fighting by the Sia- 
