1530 



ARBORETUM AND FRUTICETUM. 



I' ART III. 



Spec. Char., S(C. Leaves linear-lanceolate, narrow at the point, denticulate, glabrous, glaucous l)eneath. 

 Catkins appearing after the expansion of the foliage. Stamens from G. to 8. Ovarv stalked, smooth. 

 (Sal. H'ob., p. 17.) Stem erect, with round, smooth, even branches. A native of Mexico, introduced 

 previously to 182y into the Woburn salictuui, where it has not yet flowered. 



App. i. Nigra; described, but not yet introduced. 



S. Xigustrina Michx. N. Amer. Sylva, 3. p. 80. t. 125. f. 2. ; Sal. Wob., p. 288. A tree, a native of 

 North America, about 25 ft. high, which at first sight resembles S. nigra ; but its leaves are longer, 

 narrower, and have heart-shaped stipules at their base. 



S. ucridenlulis Bosc, on the authority of Koch {Ctnnm., p. 16.), is a nativeof the Island of Cuba. 



S. ocMn(/ra Sieb., on the authority of Koch (Comm., \>. 17.). Stamens 6— 10. Stipules obliquely 

 ovate, acute. Wild in Egypt. Sieber deems it akin to i'. tetrasperma Jiotb. ; but Koch, who had 

 seen a dried specimen, thinks them diUcrenl. 



Group viii. Prinoides Borrer. 



Shrubs, mostlij Natives of North America, and used in Basket-making. 



Kinds all, or all but S. conformis Forbes, natives of North America. The 

 kinds wiiich Mr. Borrer has placed in this group are S. rigida MiihL, S. 

 /jrinoides Pursh, and S. conformis Forbes. To these S. discolor IVilld. and 

 S. angustata Pursh have been added, from their resemblance to S. pri- 

 noldes. 



afc 31. 5". ri'gida M'tlhlenb. The stiW-leavedWiWow. 



Identification. Muhlenb. in Nov. Act. Soc. Nat. Scrut. Berol, 1. p. 237. ; Willd. Sp. PI., 4. p. 667. ; 

 Milhlenb. in Sims and Kttn. Ann. of Bot.,2. 64. ; Pursh Fl. Amer. Sept., 2. p. 615. : Smith in ReesV 

 Cyclo., No. 31. ; Forbes in .Sal. Wob., No. 141. 



Synonymes. S. cord;\ta Mic/ix. Fl. Sor.-Jnier., 2. p. 22.5. ; S. cordifblia Herb. Banlis MSS. 



The Sfies. The female is noticed in the Specific Character. 



Biifrravitigs. Nov. Act. Soc. Nat. Scrut. Berol., 4. t. 6. f. 4. : Ann. of Bot., t. 5. f. 4. : Sal. Wob.. 

 No. 1-11., a leaf; and Jig. 141. in p. 1630. 



Spec. Char., Sfc. Leaves elliptic-lanceolate, rigid, smooth, sharply serrated ; the two lowest serratures 

 elongated. Footstalks hairy. Stipules dilated, rounded, having glandular serratures. Catkins 

 accompanying the leaves. Stamens to a flower mostly 3. Bracteas woolly. Ovary lanceolate, gla. 

 brous, on a long stalk. Style the length of the divided stigmas. {Pursh.) A native of North 

 America, from New England to Virginia, in swamps and hedges. The branches are green, red 

 towards the end, and the younger ones pubescent. It is very tough, and is much used in Ame- 

 rica by basket-makers. (Pursh.) Introduced in 1811, and flowering in April and May. 



* 1 32. S. PRiNoi^DES Pursh. The Prinos-like Willow. 



Identification. Pursh Fl. Amer. Sept., 2. p. 613. ; Smith in Rees's Cycl., No. 26. : Forbes in Sal. 



Wob., No. 40. ; Koch Cojjim., p. 46. note*. 

 The Sexes. The female is figured in Sal. Wob. 

 Engravings. Sal. Wob., No. 40. ; our fig. 1317. ; and fig. 40. in p. 1612. 



Spec. Char., ^c. Leaves oval-oblong, acute, with dis- 

 tant wavy serratures ; glabrous above, glaucous be- 

 neath. Stipules half-heart-b^iaped, deeply toothed. 

 Catkins villous, protruded before the leaves. Ovary 

 stalked, ovate, pointed, silky. Style elongated. 

 Stigmas cloven. (Pursh.) A native of North Ame- 

 rica, on the banks of rivers, from Pennsylvania to 

 Virginia, where it forms a miildle-sized tree, resem- 

 bling 5. discolor; flowering in March and April. It 

 was introduced in 1811. "in the Horticultural So- 

 ciety's Garden, and in the salictuni at Woburn 

 Abbey, it has only attained the height of 6 ft. or 

 8 ft. There are plants of it at Henfield. 



a 33. S. Di'scoLoR Miihlcnb. The two-coloured Willow. 



Identification. Muhlenb. in Nov. Act. Soc. Nat. Scrut. Berol., 4. p. 254. t. 6. f. 1 ; Willd Sp Fl 4 

 p. 6o.5. ; Miihlenb. in .Sims and KOnig's Ann. of Bot., v. 2. ()2. t. 5. f. 1.; Pursh Fl. Amer Sept 

 2. p. 61.3.; Smith in Kces's Cyclo., No. 25.; Forbes in .Sal. Wob., Na 147. p. 279. 



The Sexes. Both sexes are noticed in the Specific Character. 



Engravings. Nov. Act. Soc. Nat. Scrut. Berol., 4. t. 6. f. 1.; Ann. of Bot., 2. t .5. f. 1. ; .Sal Wob, 

 No. 147., a leaf; and our fig. 147. in p. lfi.30. 



fipee. Char., ifc. Leaves ovate-lanccolalc, glabrous, bluntly serrated, glaucous beneath Catkin." 



