830 



ARBORETUM ET FRUTICETUM BRITANNICUM 



t 14. P. balsami'fera L. 



The Balsam-bearing Poplar, or Tacavmhac 

 Tree. 



IdenHfication. Lin. Syst. Veg., 43. ; Mich. North Amer. Sylva, 2. p. 237. t. 98. ; Pursh Sept., 9. 



p. 618. 

 Synonymes. P. Tacamahdca Mill. Diet., No. 6. ; the Tacamahac, Amer. ; le Baumier, Fr. ; Peu- 



plier Hard, and also Tacamahac, in Canada ; Balsam Pappel, Ger. 

 The Sexes. Plants of the male are in English gardens, and trees are occasionally found with male 



and female flowers on the same catkin. 

 Engravings. Michx. North Amer. Sylva, 2. t. 98. f. 1. ; Du Ham. Arb., ed. nov., 2. t. hO. ; Pall. 



Fl. Ross., 1. t. 41. ; the pl.ite of this tree in Arb. Brit., 1st edit., vol. vii. ; and our Jigs. 1507. and 



1508., and Jig. 1509. from Pall. Ross. 



Spec. Char., <^-c. Shoot round. Bud very gummy. Petiole round. Disk of 

 leaf ovate-acuminate, or ovate-lanceolate, serrated with depressed teeth ; 

 deep green on the upper surface, whitish on the under one, and tomentose 

 there, but rather inconspicuously so, and netted with glabrous veins. Sti- 

 pules subspinescent, bearing gum. Stamens 16, or more. {Michx.') A 

 tree of the middle size. North America, in the most northern parts, and 

 in Dahuria and Altai. Height 4-0 ft. to 50 ft. ; in America, 80 ft. Introduced 

 in 1692. Flowers purplisii ; March and April. Decaying leaves brown 

 and black. 



150S, 1009. P. tolsamifera. 



Varieties. 

 3^ P 



; P. ^alicifolia 

 (Onv Jig. 1510. 



1510. P. 1). viminMis. 



f 



b. 2 vimindlis. P. viminalis Load. Cat. ed. 1836 



Horf.; P. longifolia Fixcher. Pall. Ross. t. 41. B. 



from a living plant.) A native of Altai, with 



slender twiggy branches, and leaves nearly 



lanceolate. Lodd. 

 1 P. 6. 3 latifolia Hort. Leaves rather broader 



than those of the species. H.S. 

 5 P. Z-. 4 intermedia Hort., Pall. Fl. Ross t. 41. 



A. A native of Dahuria, with stout, short, 



thick branches knotted with wrinkles ; and 



ovate, long, and rather narrow leaves ; and 



generally attaining only the height of a large 



shrub. Hort. Soc. Garden. 

 "i P. b. 5 suavcolens. P, suaveolens Fischer, and 



Lodd. Cat. ed. 1836. ; the new sweet-scented 



Poplar of the nurseries. Said to be more 



fragrant than any other form of the species. 

 'i P. b. QfoUis varicgdtis INliller. Leaves variegated. Hort. Soc. Gard 

 The balsam poplar, in the climate of London, is the very first tree that comes ; j^'' 





