1 894.] PLANTS OK MONROE COUNTY. 99 



EL.EAGNACE/E. 



340. SHEPHERDIA Nutt. [Lei-akgyk.ka Raf.] 



824. S. Canadensis Nutt. \Lepargyraa Canadensis (L.) Greene. | 



Frequent on the banks of Genesee river, Pinnacle hills, and shores of 

 Irondequoit bay. Banks of Oak Orchard creek, Kendall, Orleans Co. 



LORANTHACE^E . 



341. ARCEUTHOBIUM Bieb. 



825. A. pusillum Peck. {Razoumofskya pusilla (Peck) Kuntze.] 



Rare. Mendon, 1894, M. S. Baxter. 



SANTALACEiE. 



342. COMANDRA Nutt. 



826. C. umbellata Nutt. \C . umbellata (L.) Nutt.] 



Common on the dry banks of Genesee river, Oak Orchard creek, 

 Canandaigua lake, etc., with Ceanothits and Shephcrdia. 



EUPHORBIACE/E. 



343. EUPHORBIA L. 



827. E. polygonifolia L. 



Frequent on the sandy shore of lake Ontario. 



828. E maculata L. 



Fields, roadsides, waste places ; common. 



829. E. Preslii Guss. (E. hypericifolia Man., not L.) [E. nutans Lag.] 



Fields and hillsides, in dry soil ; common. 



830. E. corollata L. Flowering Spurge. 



Rare. Brockport, Prof. Lennon. Mount Morris, Mrs. M. E. Streeier. 



831. E. Helioscopia L. 



Rare. G. T. Fish. Wayne county. 



832. E. Cyparissias L. Cypress Spurge. 



Roadsides, in sand or gravel ; infrequent. 



833. E. Peplus L. 



Frequent in the streets of Rochester. Wayne county. 

 — E. Lathyris L. 



Roadside, Brighton, Dr. C. M. Booth. L. Holzer. 



344. ACALYPHA L. 



834. A. Virginica L. 



Moist ground in fields and by roadsides ; common. 



URTICACE/E. 



345- ULMUS L. 



835. U. fulva Michx. [ U. pubescens Walt.J Slippery Elm. Red Elm. 



River banks and ravines ; frequent. 



836. U.Americana L. White Elm. 



Low woods ; common. The form catalogued by nurserymen as the 

 American Weeping Elm is frequent. 



