PART III. ARBORETUM AND FRUTICETUM, 



2589 



Perisp^rium maculare Fr., C7redo allochroa Lk., U. cylfndrica Strauss 



(also on the birch), and 7. aegerina Schlecht., on leaves. 

 P. alba. Page 1639., add to " Spec. Char. :" " The leaves of P. alba, and all 



its varieties, are not folded in the bud, and the buds are without gum " 

 P. tremula. Geograp/iy. 1647. 1. 9., add, after full stop : " It is found on 



Mount Etna, at the height of 5500 ft. (Com. Sot. Mag., i. p. 91.)" 

 P.fastigidta. 1661. J. 10., dele " said to be;" and 



1. 11., after " Himalayas," add, "where it was 



found by Dr. Royle;" and for " to have 



been," read" was." 1. 16. after full stop, add : 



" Near Pavia was till lately a very large poplar, 



into which Francis I. struck his sword, after 



losing the battle of Pavia." 

 1669. 1. 13., add : " The wood is little used in Britain; 



but in Hampshire, Vancouver tells us, thin 



strips or shavings of it are employed for 



making chip hats. (Survey, &c., p. 300.)" 

 P. balsamifera. 1673., add to "Engravings :" " and 



our Jig. 2530. from Pall. Ross." 



A'lnus. 1686., add to the paragraph headed "Ac- ffX^ 2530 



cidents, Insects, and Diseases :" " The follow- 

 ing list of fungi on the common alder, ^,nd on plants of this genus, 

 has been sent to us by the Rev. M.J.Berkeley: ^garicus salicinus 

 |8 beryllus Pers., A. lnicola Fr., Merulius confluens Schwein., M.niveus 

 Somm., M. crispatus Mull., Daedalea m611is Somm,. Polyporus Neesw 

 Fr.; Hydnum pudorinuni-Fr.,on A'lnus incana; H.viride'-Fr., H. stipatum 

 Fr., Radulum pendulum Fr., Thelephora alnea Fr., Clavaria contorta 

 Holmsk.y Peziza urceolus A. et S., P. phiala Schum. ; P. complanata -Fr., 

 on ^'Inus cordata; Tympanis alnea Fr., Tremella fimbriata Pers., Scle- 

 rotium olivaceum Fr., Nidularia denudata Fr.; SphaeVia lutea A. et S., 

 also on the willow ; S. verrucella Fr., S. suffusa Fr., S. diatrypa Fr. ; S. 

 frit Fr. ; also on NegundofraxinifoVmrn; S. thelebola Fr., S. mucosa .Fr., 

 S. ditopa jFr. ; S. alnea Fr., on leaves ; Cytispora atro-virens Fr. t 

 Dothidea alnea Fr. and D. rhytismoides jFr., on leaves ; Phacidium 

 alneum Fr., Perisporium alneum J^r., A x nthina dichotoma -Fr." 



App. i. Other Species of A'lnus. 1690., add : 

 " A. acumindta Hum. et Bonpl., Mem. Mus., vol. xiv. p. 464. t. 22., and our 



2532 



fig. 2531., has the leaves ovate, or ovate-oblong, acuminate, roundish at the 

 base, doubly serrated, glabrous above ; the veins downy beneath. Panicle 

 naked. Female catkins terminal. (Mirb.) A tree, a native of Peru, where 

 it was found by Dombey, and also by Humboldt and Bonpland. Leaves 

 from 3in. to 6 in. long, and from lin. to 3 in. broad. 



