No. 50.J 
179 
Order ALISMACE^. The Wa'Ier-Plantain Tribe. 
Sagittaria, L. Arrow-head. 
sagittifolia, -L. Ditches and wet grounds , July- August. 
Var. 1 . vulgaris, Hook. S. sagittifolia, Ph. 
— 2. latifolia, Torr. Var. macrophylla, Hook, S. latifolia 
and obtusa, Ph . 
— 3. pubescens, Torr. 
— 4. hastata, Torr. S. hastata, Pursh. 
— 5. gracilis, Torr. S. gracilis and heterophylla. Ph. 
— 6. simplex. Hook. S. simplex, graminea & acutifolia, Ph, 
— 7. rigida, Torr. S. rigida, Pursh. 
pusilla, Nutt. Muddy banks of streams . August . 
Alisma, L. Water Plantain. 
plantago, I/. A. parviflora, Pwri/i. In water. July- August. 
Order JUNCE^. The Rush Tribe, 
luzula, d. c. 
campestris, D. C . Meadows and dry woods. April-May. 
pilosa, Willd. Open woods, banks of rivers, &c . Northern and 
western counties . May . 
melanocarpa, Desv. High mountains of Essex county. July. 
JuNcus, L. Rush* 
effusus, 7^. Low wet grounds . June. 
filiformis, L. Borders of lakes, northern and western counties . 
July. 
balticus, Willd. Sandy shore of Lake Erie and the St. Lawrence. 
July. 
nodosus, L. J. polycephalus, Michx. J. echinatus. Ell.? Wet 
meadows and swamps . June . 
tenuis, Willd. Low grounds, and in dry places . June-July . 
acuminatus, Michx. Borders of ponds, &;c. July. 
marginatus, Rostk. Sandy wet places . June-July. 
bufonius, jL. Wet low grounds . July. 
trifidus, L. Summit of Mount Marcy, Essex county. 
bulbosus, L. Salt marshes . July- August . 
stygius, L. Sphagnous swamps, near Perch lake, Jefferson county. 
August. Dr. Gray. 
