STATE GEOLOGIST. 281 
9 P. amphibium L. (Warer Persicaria.) July. 
10. P, Virginianum, L. Scarce. August. ; 
11. P. aviculare, L. (Kwyor-arass. Goosz-arass. Door-wEED) 
Common around houses. June to August. 
12, P. aviculare, Var. Erectuth. June and August. 
13. P. ramosissimum, Michx. May. 
14. P. sagittatum, L. (Havperp-teavep. Tear Tuums, or 
ScRATCH-WEED.) Angust. 
15. P. convorvunus, L. (Buack Brxpweep.) June and August. 
Eu. ’ 
16. P. dumetorum, L. (Crimpine Farsr Buckwaerat.) May 
and June. 
2 FAGOPYRUM, Tourn. (Buck WHEAT.) 
1. F. EscuLeNtumM, Mench. (BuckwHeEaT.) Remaining in cultiva- 
ted fields. August. Adv. from Eu. 
3. RUMEX, L. (Dock-soRREL.) 
1. R. orbiculatus, G. (Great Water Dock.) Plentiful. May 
and Juue 
2. R. altissimus, Wood. (Pracu-LEavep D.) August. 
8. IR. osrosironius, L. (Brrrer Dock.) Nat. from Eu. August. 
4. BR. Acetosella, L. (Frevp, or SHezr SorRREL.) Waste places 
and meadows. May and June. 
Orprr 69. LAURACEZE, Nees. (Lauren Famity.) 
1. SASSAFRAS, Nees. (SASSAFRAS.) 
1. 8. officinale, Nees. Plentiful. April and May. 
2. LENDERA, Nees. (Wixp Auuspice. Frver-susu.) 
1. L. Benzoin, Meisner. (Spicz-BusH. Brensamin Brsu.) Plen- 
tiful on river bluffs. Found growing in patches. Flowers fragant, and 
appear before the leaves. Wood has a spicy taste. 
Orper 70. LORANTHACEAY (Mistietor Faminy.) 
1. PHORADENDRON, Nutt. = (Fase MIstrLeror.) 
1. P. flavescens, Nutt. (AMERICAN MISTLETOE.) Found asa 
parasite on Elm, (ULMus AmMertcana,) Walnut, common Locust. Jan- 
uary, February, and March. Med. Prop.: This plant is little used in 
medicine, Several deaths are recorded from eating the berries. 
