\u 



AMENTACEiE. ISalix. 



2. C. amara (Nutt.); foliolis plerumque 9 ovato-oblongis acuminatis acute serratis 

 utrinque glabris, fructu subgloboso, nuce Isevi mucronata testa fragili. — Juglans amara. 

 Mich. N. Am. Sylv. I. p. 170. t. 33. Ph. Am. 2. p. 637. 



Hab. Canada. Dr Bech. Br Holmes, — The Bitter-nut, White or Swamp Hickojy — x\ large tree. Nut 

 small, almost obcordate, with bitter and astringent kernels. Beck. — Probably other species of Carya, found in 

 the northern U. States, may also exist in Canada ; but I have received no specimens of them, nor any informa- 

 tion concerning them. 



Ord. XCI. AMENTACE^. Juss. 



Trib. I. Salicine^. Rich. 



1 SALIX. X, 



§ 1. CiNEREiE. Amenta ovata et ovato-cyliiidracea, prcBcocia. Stam.2. Ovarium pedicellatum* Folia 

 ovata obovata lanceolatave incana, v. ruf/osa, v. lana alba pilisve griseis vestitay plerumque integerrima: 

 seepe mar'ginibus revolutis, FruticuU (S. rostrata excepta), Barrett, msi. 



1. S* Candida (Willd.); foliis lanceolatis v. lineari-lanceolatis rigidiusculis acutis apice 

 obsolete serriilatis supra ramulisque arachnoideis subtus niveo-tomentosis margine tenui 

 revolutis, stipulis ovato-lanceolatis deciduis petiolum aequantibus, amentis oblongo-cylin- 

 draceis erectis, floribus densis, squamis obovatis obtusis fuscis pistillo duplo brevioribus 

 longissime villosis, ovariis lanceolatis albo-lanatis stylo longioribus, stigmatis lobis bifidis. 

 Ph. Am. 2. p. 608. Eich. App. p, 37. Salict. Woh. p, 181. t. 91. — i3. foliis magis rugosis. 

 Bich. 



Hab. Throughout the woody country. Dr Richardsoii. Drummond. Douglas. — A beautiful species ; 

 the catkins very compact, white, with dense wool, tipped with the deep coloured style and stigmas, and sub* 

 tended by the dark scale, with long delicate hair. In the ripe catkins, the pistils are nearly half an inch 

 long, and three or four times as long as the style. A shrub 4-6 feet high. 



2. S. Drummondiana (Barratt, mst.) ; ramis elongatis strictis glabris subrobustis, foliis 

 obovato-oblongis rigidiusculis integerrimis vel apice obsoletissime serrulatis margine tenui 

 revolutis, stipulis ovatis longitudine fere petioli longe persistentibus, amentis cylindraceis 

 erectis compactis, squamis ovato-lanceolatis fuscis longe sericeis pistillo plusquam dimidio 

 longioribus, ovariis ovatis acuminatis dense pilis brevibus sericeis nitidis, stylo breviusculo, 

 stigmatis lobis brevibus bifidis vel integris. — 13. ovariis glabris. 



Hab. Marshes and prairies of the Rocky Mountains. Drummond. — Branches long and rather stout, 

 clothed with a glabrous, rich brown, glossy, wrinkled bark. Leaves two inches long, an inch broad above 

 the middle, quite free from pubescence, and very slightly wrinkled ; below white, with dense tomentura ; the 

 costa yellowish-brown, nearly glabrous. Stipules white beneath, like the leaves. Catkins about an inch or 

 rather more long in the flowering state, twice as much in fruit. Pistils spreading, very crowded : — in /3. 

 quite glabrous, and in this var. the silky hairs of the scales are longer than in the usual state of the plant. 



3. S. villosa (Don? inPh. Herb. Canad.) ; ramis foliisquejunioribus lana arachnoidea 

 villosis, foliis lato-lanceolatis acutis subrigidis integerrimis margine parura revolutis, 



