5l8 DICLINIA AMENTACE^. Salix. 



V. s. in Herb. Banks. The smallest of all the knowTl 

 species; the stems not above an mch high. 



692. POPULUS. Gen.pl. 1531. 



lalsamifera. 1. P- foliis ovatis acnminatis adpresso-serratis subtus albi- 



dis reticulato-venosis, gemmis resinosis. Willd. sp, 



pi. 4. p. 805. 

 Icon. Mich. arb. 3. p. 306. t. 13./. 1. Duham. arb. ed. 



nov. 1. t. 50. Pall. fi. ross. 1. /.41. Wangh. anier. 



t. IS.f. 59. Trew ehret. t. 46. bona. 

 In Canada, particularly plenty about Hudson's Bay. Tj . 



March, v. v. From seventy to eighty feet high ; 



the youns; buds are covered with a very odoriferous 



balsam, from which it is called Balsam Poplar j the 



natives call it Tacamahac. 

 candicans, 2. P. foliis cordatis ovatis acuminatis obtuse inaequaliter ser- 



ratis subtus albidis subtriphnervibus reticulato-venosis, 



petiolis hirsutis, gemmis resinosis, ramis teretibus. — 



rVilld. sp pi. A. p. 8O6. 

 P. latifolia. Moench. 7nethQd. p. 338. 

 P. canadensis. Mverich. tveissenst. 81. 

 Icon. Catesb. car. 1. /. 34. 

 In New England. P; . Pvlarch. v. v. From forty to 



fifty feet high ; the buds are strongly covered with a 



balsamic fluid. 



trepida. 3. P. foliis suborbiculatis abrupte acuminatis dentatis basi 



supra biglandulosis glabris, junioribus sericeis. — Willd. 

 sp. pi. 4. p. 803. 



P. tremuloides. Mich.fl. amer. 2. p. 243. 



Icon, Mich, orl: 3. p. 285. t. 8./. 1. Duham. arb. ed. 

 nov. 2. t. 53. 



In extensive swamps : Canada to Pensylvania. Tp 

 April. V. V. From twenty to thirty feet high. Ge 

 nerally known by the name of American Aspen Tree 



monilifera. 4. P. foliis subcordato-deltoidibus glabris basi glandulosis 

 serraturis cartilagineis hamatis pilosiusculis, nervis pa 

 tulis, petiolis superne compressis, ramis adultis tereti 

 hus.— rVilld. sp. pl.4. p. 805. 



P. glandulosa. M(ench. method, p. 33Q. 



P. caroliniensis. Mcench. iveissenst. 81. 



Icon. Mich. arb. p. 205. t. 10./. 2. 



In North America, Tj . April, v. v. in Hortis. From 

 sixty to seventy feet high. Michaux says that it has 



