1636 ARBORETUM AND FRUTICETUM. PART IU. 
Salix glaucéscens, m. and f., FZ. Aus., 2. p. 648., Sal., t. 76. and 77. 
Helix, m, and f., Fl. Aus., 2. p. 639., Sal., t. 36. and 37. 
herbacea, m. and.f., Fl. Aus., 2. p. 652., Sal., t.104., Lin. Sp. Pl., 1445., Fl. Lapp., No. 355., 
Fl. Dan., t.117., Eng. Bot., t. 1907. 
heterophylla, m. and t., Fl. Aus., 2. p. 650., Sal., t. 87. and 88. 
intermédia, m. andf., Fv. Aus., 2. p. 644., Sal., t. 56. and 57. 
Jacquiniana, m. and f., Fl. Aus., 2. p. 654., Sal., t.10%., Host Syn., p.529., Willd. Sp. Pl., 4. 
p. 692.; S. fasca Jacg. Aus., t. 409. 
ligdstrina, m. and f., Fl. Aus., 2. p. 634., Sal., t. 15. and 16. 
litoralis, m. and f., Fv. Aus., 2. p. 643., Sal., t. 52. 
longifdlia, m. and f., FZ. Aus., 2. p. 645., Sal, t. 62. and 63. ; 
menthefolia, m. and f., Fl, Aus., 2. p.649., Sal., t.79. and 80, ; S. Myrsinites Wulfen in Jacq. 
Coll., 2. p. 136., Hoffm. Sal., 1. p. 71. t. 17.,f.1., &c., Host Syn., p. 527. ; 
mirabilis (androgynous) FV. Aus., 2. p. 641., Sal., t. 46. 
monandra, m. and f. Fl. Aus., 2. p. 647., Sal., t.71. and 72. 
montana (androgynous) FV. Aus., 2. p.647., Sal., t. 73. 
mutabilis, m, and f., FZ. Aus., 2. p. 640., Sal., t.42, and 43. 
oppositifolia, m. and f., Fl. Aus., 2. p. 640., Sal., t. 38. and 39. ; S. humflior, &c., Raz Syn., 445. 
This name is applied as a synonyme to S. Hé@lix L., by Smith in his English Flora, 4. p. 188. 
ovata, m. and f., Fl. Aus, 2. p. 648., Sal., t. 74. and 75. 
palustris, m. and f., FZ. Aus., 2. p. 637., Sal., t. 24. and 25. 
parietariefolia, m. and f., Fv. Aus., 2. p. G50., Sal., t. 85. and 86. 
parviflora, m. and f., Fl, Aus., 2. p. 642., Sal., t. 49. : 
pentandra, m. and f., Fl. Aus., 2. p.632., Sal., t. 1. and 2., Lin. Sp. Pl., 1442., Eng. Bot., 
t. 1805., Somith, 
pete ar m. and f., and with the sexes moneecious, FZ. Aus., 2. p. 646., Sal., t. 68, 69, 
and 70. 
praténsis, m. and f., Fv. Aus., 2. p. 642., Sal., t.50. and 51.; S. angustifolia Wulfen in Jacg- 
Coll., 3. p. 48.3; S. rosmarinifodlia Waif., 1.c.; S.incubacea Host Syn., p. 528. 
prunifdlia, m, and f., Fl, Aws., 2. p.649., Sal., t. 83. and 84. 
pulchélla, m. and f., FU. Aus., 2. p. 653., Sal., t. 98. 
purpurea, m, andf., Fv. Aws., 2. p. 640., Sal., t. 40. and 41. 
répens, m. and f., FZ. Aus., 2. p. 643., Sal., t. 53. 
reticulata, m. and f., Fv. Aus., 2. p.655., Sal., t.105., Lin. Sp. Pl., 1446., Fl. Lapp., ‘No. 359. 
_ t.78., #7. Dan., t.212., Eng. Bot., t. 1908., Smith. : 
retisa, m. and f., Fl. Aus. 2. p.654., Sal., t. 103., Lin. Sp. Pl., 1493., Willd. Sp. Pl., 4. p. 684. ; 
: serptieole Scop. Carn., 2. p. 255. t.6., Willd. Sp. Pl., 4. p. 684. ; S. Kitaibelédna Willd. 
p- Pl. 4. p. 684. 
riparia, m. and f., Fl. Aus., 2. p. 644., Sal., t. 48. and 59. ; S.incana Schrank Baier., 1. p. 230. 5 
S. vosmarinifolia Schrank Sal., No. 38., Host Syn., 529. 
rivalis, m. and f., Fv. Aus. 2. p.649., Sal., t. 81. and 82. 
semperfldrens, m. and f., Fl. Aus., 2. p. 633., Sal., t. 5. and 6. 
spectabilis, m, and f., FZ. Aus., 2. p-682., Sal., t.3. and 4. 
speciosa, m. and f., Fl. Aus., 2. p. 635., Sal., t. 17. : ; 
Starkedna, m. and f., Fi. Aus., 2. p.650., Sal., t.89. and 90., Willd. Sp. Pl., 4. p- 677.; S- 
malifolia Besser Fl., 2. p. 313. 
sudética, m. and f., F/. Aus.,2. p.651., Sal., t- 91. and 92. 
tenuifldra, m. and f., Fl. Aus., 2. p. 633., Sal., t.7. and8, 
ténuis, m. and f., FZ. Aus., 2. p. 642., Sal., t. 47. and 48. 
tomentosa, m. and f., Fl. dus., 2. p. 651., Sal., t. 93., Host Syn., p. 528. 
varia, m. and f., Fl. Aus., 2. p. 634., Sal., t.11. and 12. 
ventista, m. and f., FZ. Aus.,2. p. 633., Sal., t.9. and 10. 
viminalis, m.and f., Fl. Aus., 2. p.643., Sal., t. 54. and 55., Lin. Sp. Pl., 2448.; Willd. Sp- 
Pi., 4. p.706., Hoffin. Sal., 1. t. 2. £1, 2.t. 5.,&c., Smith Fl. Br., p. 1070. 
vitellina, m. and f., FZ. Aus., 2. p.638., Sal., t.30. and 31. 
Wulfenidna, m. and f., Fl. Aus., 2. p. 651., Sal., t.95.and 96., Willd. Sp. Pl., 4. p. 660.; S. phy- 
-licifolia Wulfen in Jacq. Coll., 2. p.139., Host Syn. p. 526. 
Genus II. 
PO/PULUS Tourn. Tue Porrar. Lin. Syst. Dice‘cia Octandria. 
Identification. Tourn. Inst., t. 350. ; Lin. Gen., 526. ; Theo. Nees ab Esenbeck Gen. Pl. Germ. Illust. ; 
Smith’s Engl. Fl., 4. p. 242. : 
Synonymes. © Peuplier, Fr.; Pappel, Ger. ; Pioppo, Ital. ; Poplier, Dutch; Alamo, Span. 
Derivation. Some suppose the word Pépulus to be derived from pallo, or paipallo, to vibrate or 
shake ; others, that the tree obtained its name from its being used, in ancient times, to decorate 
the public places in Rome; where it was called arbor popult, or the tree of the people, Bullet 
derives the name also from populus, but says that it alludes to the leaves being easily agitated, like 
the people. From the Spanish name for this tree, alamo, is derived the word alameda, the name 
given to public walks in Spain, from their being generally planted with poplars. , 
Description. All the species are deciduous trees, mostly growing to a 
large size; natives of Europe, North America, some parts of Asia, and the 
north of Africa. They are all of rapid growth, some of them extremely so ; 
and they are all remarkable for a degree of tremulous motion in their leaves, 
when agitated hy the least breath of wind. The poplar is dicecious ; and the 
catkins of the males of most of the species are very ornamental, from the red 
