618 



DICLINIA AMENTACEJE, Sal'lX. 



V. s. in Herl). Berth. The smallest of all the known 

 species j the stems not above an inch high. 



692. POPULUS. Gen.pl. 1531. 



halsamijera. 1. P. foliis ovatis acumlnatis adpresso-serratis subtus albi- 

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

 pi 4. p. 805. 



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

 nov. 2. /. 50. Pall. fl. ross. 1. t.4l. IVangh. amer. 

 t. 28./. 59. Trew ehret. t. 4Q. lona. 



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

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

 the young buds are covered with a very odoriferous 

 balsam, from which it is called Balsam Poplar ; the 

 natives call it Tacaviahac. 

 candicans. 1. P. foliis cordatis ovatis acuminatis obtuse inaequaliter ser- 

 ratis subtus albidis subtriplinervibus reticulato-venosis, 

 petiolis hirsutis, gemmis resinosis, ramis teretibus, — 

 Willd. sp. pi. 4. p. 80(5. 



P. latifolia. Mcench. method, p. 338, 



P. canadensis. Moench. weissenst. 81. 



Icon. Catesl. car. 1. t. 34. 



In New England. Pj . March, v. v. From forty to 

 fifly 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.— ^i//cf. 

 sp.pl. 4. p. 603. 



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



Icon. Mich. arh. 3. p. 285. t. 8./. 1. Duham. arl. 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 Jspen Tree, 

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

 serraturis cartilagineis hamatis pilosiusculis, nervis pa- 

 tulis, petiolis superne compressis, ramis adultis tereti- 

 bus.— ^f'i/R sp. pi. 4. p. 805. 



P. glandulosa. Mcench. method, p. 33g. 



P. caroliniensis. Mcench. weissenst. 81. 



Icon. Mich. arh. p. 205. /. 10./. 2. 



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

 sixty to seventy feet high. Michaux says that it ba» 



