600. 
616. 
693. 
608. 
793. 
709. 
718. 
720. 
730. 
735+ 
776. 
791. 
872. 
908. 
204 
Plantago Kamschatica, Cham. For ‘‘ Kamschatica, Cham.” read 
‘‘Rugelii, Desc.” See Botanical Gazette, Vol. 3, p. 95. 
Pinguicula vulgaris. Insert ‘‘L”’ after the name to denote the authority. 
For ‘‘ORDER 60, MENTHACE#,” read ‘‘ ORDER 60, LABIAT.”’ 
Ballota nigra, L. An adventive plant. The name should have appeared 
in small capitals. 
Lithospermum officinale, L. A naturalized plant. The name should 
have appeared in small capitals. 
Myosotis arvensis, Hoffman. An adventive. The name should have 
appeared in small capitals. 
Heliophytum Indicum, DC. An introduced plant. Therefore requiring 
small capitals. 
Ipomeea purpurea, L. Introduced. Therefore requiring small capitals. 
Convolvulus arvensis, L. An adventive. The name requires small 
capitals. 
Physalis viscosa, L. For ‘‘ viscosa, L.” read ‘‘ Virginica, Mill.” See 
Botanical Gazette, Vol 2, p. 80. 
HyoscyAMUS NIGRUM, L. For ‘‘ NIGRUM” read ‘‘ NIGER.” 
AMARANTUS RETROFLEXUS, Var. HYBRIDUS, Gray. Mr. WATSON is disposed 
to regard our plant as a variety of A. chlorostachys, Willd. 
Polygonum erectum, L. Add, as a synonym, (P. aviculare, L., var. 
erectum, Roth.) 
For 359. LINDERNA, Thunberg,” read, ‘‘ 359. LINDERA, Thunberg.” 
After ‘‘ 369. MORUS,” insert ‘‘ Tourn.” to denote the authority for the 
name. 
Salix purpurea, L. Introduced. The name therefore requires small cap- 
itals. 
Wolffia Columbiana, Karsten. As the authority for W. Brasilensts, 
read ‘‘ Weddell” instead of ‘‘ Karsten.” 
. Potamogeton Niagarensis, Tuckerman. The Rev. THomMAs Morone, 
who has made the genus Potamogeton a special study, regards P. Viag- 
arvensis, Tuckerman, as only a form of P. pauciflorus, Pursh. 
. Habenaria perameena, Gray. For ‘‘peramcena” read ‘‘ fimbriata.” 
. Dioscorea villosa, L. Mr. CowELL, in his statement relative to this plant, 
was misunderstood. He has, however, met with the plant in our 
vicinity. It has also lately been collected in Chautauqua Co. 
. Juncus articulatus, L. 
var. pelocarpus, Gray. Our plant is now regarded as /. alpinus, 
Villars, var. insignis, Fries. 
After ‘‘468, CAREX,” insert ‘‘ L” to denote the authority. 
. Melica mutica, Walt. The name, for the present, must be erased. 
After ‘‘ 504, PANICUM,” insert ‘‘ L” to denote the authority. 
Panicum Xalapense. Introduced. The name therefore requires small 
capitals. 

