954 



ARBORETUM AND FRUTICETUM. 



PART HI. 



where it grows to the height of 6 ft. or 8 ft., flowering in May and June. 

 The plant with this name in the Horticultural Society's Garden appears to 

 be only a variety of P. verrucosus. 



§ ii. Stems more slender, rambling, twiggy, and loose. Flowers 

 solitary, or 2 or 3 together. 



& 7. P. la'xus Schrad. The loose-growing Philadelphus, or Mock Orange. 



Identification. Hortul. ; Schrad. Diss. Philad. ; Dec. Prod., 3. 



p. 206. ; Don's Mill., 2. p. 807. 

 Synoni/mes. P. humilis Hortul.; P. pubescens Lodd. Cat, edit. 



1836 

 Engravings. Schrad. Diss. Philad., ic. ; and our fig. 677. 



Spec. Char., $c. Leaves oval-ovate and with a 

 long acuminate tip, toothed, pubescent with 

 hairs beneath. Flowers solitary, 2 or 3 

 together. Lobes of the calyx very long, acumi- 

 nate. Style 4-cleft. Stigmas about level with 

 the stamens. {Dec. Prod., iii. p. 206.) A native 

 of North America. Introduced about 1830; and, 

 according to the specimens in the Horticultural 

 Society's Garden, and at Messrs. Loddiges, 

 a rambling sarmentose shrub, growing to the 

 height of 3 ft. or 4 ft., with somewhat pubescent 

 leaves, and brown shoots; apparently, the ten- 

 derest of the genus. 



a 8. P. (l.) grandiflo v rus Willd. The large-flowered Philadelphus, 



or Mock Orange. 



Identification. Willd. Enum., 1. p. 511. ; Guimp. Abb. Holz., t. 44. ; Schrad. Diss. Philad. ; Dec. 



Prod., 3. p. 206. ; Don's Mill., 2. p. 807. 

 Synonyme. P. inodbrus Hortul. ; P. laxus Lodd. Cat., edit. 1836. 

 Engravings. Guimp. Abb. Holz., t. 44. ; Schrad. Diss. Philad., ic. ; and our fig. 676. 



Spec. Char., 8?c. A shrub, 10 ft. or 12 ft. high. Epidermis of the branches 

 of a reddish brown colour. Leaves ovate, with a long acuminate tip, den- 

 ticulate, 3-nerved, hairy upon the veins, and with groups of hairs in the 

 axils of the veins. Flowers about 3 together, or solitary; scentless. 

 Lobes of the calyx long, acuminate. Styles, concrete into one which ex- 

 tends beyond the stamens. Stigmas 4, linear. {Dec. Prod., iii. p. 206.) 

 A native of North America; introduced into British gardens in 1811. 

 A loose, rambling shrub, seldom exceeding 4 ft. or 5 ft. in height, and dif- 

 fering in P. laxus chiefly in having more pubescence on the leaves, and 

 considerably larger flowers. 



at 9. P. hirsu n tus Nutt. The haxvy-leaved Philadelphus, or Mock Orange. 



Identification. Nutt. Gen. Am., 1. p. 301. ; Dec. Prod., 3. p. 206. ; Don's Mill., 2. p. 808. 

 Si/no/iymes. P. villbsus Lodd. Cat.; P. gracilis Lodd. Cat. 

 Engravings. Wats. Dend. Brit., t. 47. ; and our Jigs. 678, 678 a. 



Spec. Char., fyc. Leaves oblong-ovate, acute, dentate, , 



5-nerved, hairy on both surfaces, whitish on the under 



one. Flowers singly, or by threes. Styles concrete 



to the tip. Stigmas undivided. Frequent in rocks of 

 North America, in Tennessee, 

 by the river French. {Dec. 

 Prod., iii. p. 206.) Introduced 

 into British gardens in 1820, 

 where it grows to the height 

 of 3 ft., flowering in June. 

 This is a hairy sarmentose 

 shrub, distinct from all the 



other sorts; and which would, probably, grow to the height of 20ft. or 



