io2 THE CAYUGA FLORA. 



956. T. latifolia, J,, var. elongata, n. var. 



Leaves very numerous, dark green, elongated, (2-3^ m.) and 

 fruiting spike elongated, often 30 em. Occurs with the type form 

 in large thick masses near the shore or in the water on Canoga and 

 Cayuga Marshes and north of Hill's Branch. It is the principal 

 form cut for chair-bottoms, and is carried away from Cayuga in con- 

 siderable quantities for this purpose. 



957. T. angustifolia, L. (C.) 

 Abundant on Cayuga and Canoga Marshes ; also on west shore of 



the Inlet near the mouth. Near Etna. 



394. Sparganium, Touru. BUR-REED. 



958. *S. eurycarpum, Englm. (H. and C. ) 

 Marshes ; frequent. June. 



959. S. simplex, Huds. (H. and C.) 

 Marshes and standing water ; common. Jul} - . 



960. S. simplex, Huds. var. androcladum, Gray. 

 Fall Creek. Summit Marsh. 



ARACEjSE. 



395. Arisjgma, Martius. 



961. *A. triphyllum, Torr. Indian Turnip. Jack-in-the-puepit. 



(H. and C.) 

 Ravines and wet places ; frequent. Ma}'. 



A specimen from woods east of Freeville has large acuminate leaf- 

 lets, the lateral with large lobes C7-10 cm. long) on the lower side, 

 thus resembling A. polyworphum, Chap., of the South. 



962. A. Dracontium, Schott. Dragon-flower. Green Dragon. 



(H. and C.) 



Rich alluvial soil ; scarce. May. 



Woods near Fall Cr. west of C S. railroad. S. W. corner of the 

 lake. Negundo Woods. Woods beyond Larch Meadow, (O. L. 

 Taylor.) Field near the mouth of Paine's Creek. Lockwood's 

 Flats, {Herb. J. J. Thomas.) 



396. Peltandra, Raf. 



963. P. undulata, Raf. Arrow-arum. (H. and C.) 

 In shallow water ; along Cayuga St. on the Marsh. Inlet Marshes. 



Near Union Springs. Cayuga Marshes. Locke Pond and elsewhere. 

 Our forms, so far as noticed, belong to the above species as restored 

 in Engler's recent monograph. Distinguished from P. Virginica. 

 Raf. by the absence of white from thespathe ; also the pistillate part 

 of the spadix is j or \ the length of the stamiuate part while in 

 P. Virginica, it is % the length. 



397. Caixa, Linn. 



964. C. palustris, L. Wll/D Caeea. (H. and C.) 

 Low swamps and sphagnum bogs ; infrequent. May 20. -June. 

 Swamp west of the Inlet. Drvden-Lansing Swamp, and Free- 

 ville ! [Dr. Jordan.) Michigan Hollow Swamp and elsewhere. 



