1894. PBOCKEDINGS OF THE NATIONAL MUSEUM. 217 



about 1 mm. in width, not very prominent, equal, not separated by inter, 

 mediate veiulets, very distinct; surface smooth, covered by a thin 

 pellicle of coaly matter, some fragments showing the tubulose jwint 

 and base. The median nerve is slightly marked in places." 



" Comparing these leaves with those of cultivated species of Iris, 

 the essential characters, thickness of leaves, serration, etc., are the 

 same." — [Le8c,>itekeitx,] 



SALICACE.?^.. 



POPULUS LATIOK. Al. liiaiiii. 



Hker, F1. Foss. Alask., p. 25, PI. ii, fi>5. 4. 

 Port Graham ; H, Furuhjelm. 



POPULUkS GLANDHLIFEKA. Al. I'.r.iun. 



Hekk, F1. Foss. Alask.. p. 26, PI. ii, Hgs. 1, 2. 

 Port (Iraliani; H. Furuhjelm. 



POPULUS HALSAMOIDES. (ir,j)p,.if. 



Heer, F1. Foss. Alask., p. 26, PL ii, tig. 3. 

 Populus exima, Goppert, Tert. H. v. Scliossuitz, p. 23; AVihaiulI. Scliles., Gesell., 



1861, p. 203. 

 Port Graham; 11. Furuhjelm. Kutznahoo near Sitka; Lieut, v. Dor- 



oshin. 



POPULU.S ZADDACm, Heer. 



Hker, F1. Foss. Alask., p. 26. PI. ii, lig. 5a. 

 Port Graham; H. Furuhjelm. 



POPULUS LEUCOPHYLLA, TTuger. 



Heer, F1. Foss, Alask., p. 26, PI. ii, fig. 6. 



Popidtis acerifolia, Newuy., Later extiuct floras of North America, p. 65. 



Reported by Heer, but no locality given for Alaska. 



POPULUS ARCTICA, Heer. 



Lesquereux, Proc. U. S. Nat. Mus. Vol. v, 1882 (1883), p. 447, PI. ix, fig. 2. 

 Chignik Bay; Br. Wm. H. Dall. 



POPULUS RICHARDSONI, Heer. 



Lesquereux, Proc U.S.Nat. Mus., Vol. v, 1882 (1883), p. 441, PI. ix, fig. 1, 

 Chignik Bay; Dr. Wm. H. Dall. 



SALIX VARIANS, Goppert. 



Heer, F1. Foss. Alask., p. 27, PL ii. fig. 8; in, figs. 1-3. 



Salix Wimmeriana, Gr>ppERT, Tert. fl. v. Schlossnitz, p. 26; Abbandl. Schles., 

 Gesell., 1861, p. 205. 

 Port Graham and Neniltschik; H. Furuhjelm. 



SALlX MACROPHYLLA, Heer. 



Heer, Fl. Foss. Alask., p. 27, PL ii, fig. 9. — Eichwald, Geoguost.-Palreontolog. 

 Bemerk. u. Halbiusel Mangischlak and Aleutisclien Inseln. St. Petersb., 1871, 

 p. 113, PL IV, tig. 5. 

 Port Graham; H. Furuhjelm. 



