130 ROCHESTER ACADEMY OF SCIENCE. [Oct. 8, 



GYMNOSPERM/E. 



CONIFERS. 



485. riNUS Tourn. [L.] 



1298. P. Strobus L. White Pine. 



Woods and hills ; frequent. 



1299. P. rigida Mill. Pitch Pine. 



Dry hills and sandy banks; infrequent. Irondequoit. Brighton. 

 Penfield. Webster. 



486. PICEA Link. 



1300. P nigra Link. {Abies nigra Poir.) \Picea Mariana (Mill.) B. S. P.] 



Black Spruce. 

 Scarce. Swamps at Mendon. 



487. TSUGA Carriere. 



1*301. T. Canadensis Carr. {Abies Canadensis Michx.) \Tsnga Canadensis 

 (L.) Carr.] Hemlock. 



Swampy woods and river banks ; common. 



488. A B/ES Link. [Juss.] 



1302. A. balsamea Mill. [A . Balsamca (L.) Mill.] Balsam Fir. 



Reported only by L . Holzer. 



489. LARIX Tourn. [Adans.] 



1303. L. Americana Michaux. [L. laricina (Du Roi) Koch.] Tamarack. 

 American Larch. 



Common in the larger swamps. 



490. THUYA Tourn. [Thuja L.] 



1304. T. occidentalis L. Arbor Vit^e. White Cedar. 



Rocky river banks, ravines and swamps ; common. 



491. JUNIPER US L. 



1305. J. communis L. Common Juniper. 



Rare. Bank of the Genesee river, below the lower falls. Bank of 

 Irondequoit bay, G. T. Fish . 



1306. J. Sabina L. var. procumbens Pursh. [/. Sabina L.] 



Bank of the Genesee river, Bi'adley. Caledonia, Livingston county. 

 Abundant in Bergen swamp, Genesee county. 



1307. J. Virginiana L. Red Cedar. 



Rare. Banks of Genesee river, Rochester. East bank of Ironde- 

 quoit bay, Webster. Oak Orchard, Orleans county. 



1308. J. Virginiana L. var. prostrata. 



Abandoned nursery grounds on Prince street, Rochester. 



492. TAX US Tourn. [L.] 



1309. T. Canadensis Willd. {T. baccata L. var. Canadensis Gray.) [T. minor 



(Michx.) Britton.] American Yew. 



River banks, ravine sides, hemlock woods and cold swamps. 



