1530 



ARBORETUM AND FRUTICETUM. 



PART III. 



Spec. Char., $c. Leaves linear-lanceolate, narrow at the point, denticulate, glabrous, glaucous beneath. 

 Catkins appearing after the expansion of the foliage. Stamens from 6. to 8. Ovary stalked, smooth. 

 (Sal. Wob., p. 17.) Stem erect, with round, smooth, even branches. A native of irfexico, introduced 

 previously to 1829 into the Woburn salictum, where it has not yet flowered. 



App. i. Nlgrte described, but not yet introduced. 



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

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

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



S. occidentalis Bosc, on the authority of Koch (Comm., p. 16.), is a native of the Island of Cuba. 



S. octdndra Sieb., on the authority of Koch (Comm., p. 17.). Stamens 6 10. Stipules obliquely- 

 ovate, acute. Wild in Egypt. Sieber deems it akin to S. tetrasp^rma Roxb. ; but Koch, who had 

 seen a dried specimen, thinks them different. 



Group viii. Prinotdes Borrer. 

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



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

 kinds which Mr. Borrer has placed in this group are S. rigida Muhl., S. 

 jorindides Pursh, and S. conformis Forbes. To these S. discolor Willd. and 

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

 noides, 



A 31. S. RI'GIDA Muhlenb. The stiff-leaved Willow. 



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

 MUhlenb. in Sims and K6n. Ann. of Bot, 2. 64. ; Pursh Fl. Amer. Sept., 2. p. 615. ; Smith in Rees's 

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



Synonymes. S. cordta Michx. Fl. Bar. ~ Amer., 2. p. 225. ; S. cordifblia Herb. Banks MSS. 



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



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

 No. 141., a leaf; undfig. 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. 



* * 32. S. PRINOI'DES Pursh. The Prinos-like Willow. 



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



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

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

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



Spec. Char. y fyc. Leaves oval-oblong, acute, with dis- 1317 

 tant wavy serratures ; glabrous above, glaucous be- 

 neath. Stipules half-heart-shaped, 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 middle-sized tree, resem- 

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

 was introduced in 1811. In the Horticultural So- 

 ciety's Garden, and in the salictum at Wobum 

 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 Muhlcnb. The two-coloured Willow. 



Identification. Muhlenb. in Nov. Act. Soc. Nat. Scrut. Berol, 4. p. 234. t. 6. f. 1. ; Willd. Sp. PL, 4. 

 p. 6i5. ; Muhlenb. in Sims and Kftnig's Ann. of Bot., v. 2. 62. t. 5. f. 1. ; Pursh Fl. Amer. Sept., 

 2. p. 613. ; Smith in Kees's Cycle., No. 25. ; Forbes in Sal. Wob., No. 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. 1630. 



Spec. Char., c. Leaves ovate-lanceolate, glabrous, bluntly serrated, glaucous beneath. Catkins 



