No. 50.] 
135 
Pyrus, Lindl. Apple, Pear, <^c. 
^ malus, L. Apple Tree . Naturalized in some places . May . 
coronaria, L. Sweet-scented Crab-apple . Woods . April-May . 
aucuparia, G(Brt. Sorbus aucuparia, L., Michx. S. americana 
and microcarpa, Pw^sh, Mountain Ash . Moun- 
tain swamps and shady hill sides . May . Not 
found south of the Highlands . 
arbutifoHa, L.f. 
Var. 1. erythrocarpa. P. arbutifolia, D. C. 
Var. 2. melanocarpa. P. melanocarpa, D. C, 
Choke-berry. Woods and hill sides. May- June. 
Order MELASTOMACE^. 
Rhexia, L. / 
virginica, L. Deer Grass. Swamps. August. 
Order LYTHRACE^E. The Loose-strife Tribe. 
Lythrum, L. Loose-strife. 
hyssopifoha, L. In the State of New- York. Nuttall. 
CUPHEA, L. 
viscosissima, Jacq. Fields, &c. northern and western counties . 
September . 
Decodon, Gmel. 
verticillatum. Ell. Swamps . August . 
Order ONAGRACE^E. The Evening Primrose Tribe. 
Epilobium, L. Willoiv Herb. 
angustifolium, L. E. spicatum, Lam. Banks of rivers and low 
grounds . July . 
alpinum, JE/. Adirondack mountains . August, 
coloratum, Muhl. Wet places . July- August . 
molle, Torr. E. strictum, MwAZ. Sphagnous swamps. August, 
palustre, L. Swamps. August. 
Var. albifiorum, Lehm. E. oliganthum, Michx. E. squamatum, 
Nutt . Sphagnous swamps . August-September. 
Gaura, L. 
. biennis, L. Dry soil, river banks, &c . August . 
