
_ 
ERRATA. 
Page 6—For Nasturtium Sylvestre, read Nasturtium sylvestre. 
Page 7—For Brassica sinapistrum, read Brassica Sinapistrum. 
- Page 7—For Lepflium Ruderale, read Lepidium ruderale. 
Pave 14—For Geranium pucillum, read Geranium pusillum. 
Pape 15—fFor Vitis labrusca, read Vitis Labrusca. 
Page 18—For Lespedeza capitata, var. Angustifolia, read var. 
Ph angustifolia, 
Page 38— For Epizax, read Epizea. 
Page 45— For Thymus serpyllum, read Thymus Serpyllum. 
_ Page 51—For Atriplex patula var. literalis, read var. litoralis. 
Page 53— For the word Camden, 8th iine trom top, read Piillipsburg. 
Page 58—For Juniperus communis var. Alpina, read var. alpina. 
Paze 66—For Juncus coarctatus, read Juncus Canadensis, Gay, var. 
coarctatus, Eng]. 
Page 75—For Bromus sterillis, read Bromus sterilis. 
Page 80—For Lycopodium complanatum, var. Sabinefolium, read 
var. sabinetolium. 
Page 7—({adv. Eu.) should have been printed after DraBa verna. 
Page 47—(adv. Eu.) should have been printed after Myosotis, 
arvensis. 
Page 57—(adv. Eu) should have been printed after saLrx fragilis 
and saLix alba. 
ADDENDA. 
Losers, L. 
L., Kalmii, L. Sussex Co. (Porter.) 
Erytreraza, Pers. 
E. ramosissima, Pers. 
Var. pulchella, Griseb. (Porter.) 
- Carex, L. 
C. nigromarginata, Schw. Banks of the Delaware above Milford. 
(Porter.) 
_&& The author will be thankfu! to have his attention drawn to 
errors and omissions. 
NEW YORK, CHICAGO AND NEW ORLEANS. 
