564 



ARBORETUM ET FRUTICETUM BRITANNICUM. 



aggregate. 



elongated, tubular, biaristate at the apex. Stigma truncate. Capsule 

 with a loculicidal dehiscence. Placenta 5-lobed : lobes cuncated, thick, a 

 little arched. Sccdn angular. (Don's Mill.) 



Leaves simple, alternate, exstipulate, deciduous; scattered, dilated, with | 

 the margins usually toothed. Flowers racemose. Pedicels solitary or i 

 -Undershrubs, deciduous ; natives of North America. 



j 1. Z. sPECio^SA D. Don. The showy-cowered Zenobia. 



^denlification. D. Don in Edinb. New Phil. Journ., July, 1834 ; Don's Mill., 3. p. 830. 

 Si/nonyme. Andr6nieda specibsa Michx. Fl. Bur. Amer. 256. 

 Engravings. Bot. Cab., t. .'i.51. ; and our fig. 1049. 



Spec. Char., S^-c. Leaves oval, obtuse, mucronate, crenate, or serrate, veiny. 

 Flowers white, drooping, disposed in racemes. 

 Branches in the flower-bearing part naked of leaves. 

 (Don's Mill.) A low deciduous shrub. North 

 Carolina, in swamps. Height 2 ft. to 3 ft. Introduced 

 in 1800. Flowers large, white ; June. 



1019. Z. speciosa. 



10.50. Z. s. nitida, 



1051. Z.s. pulvenilenta. 



Varieties. 



Z. s. 2 nitida. A. s. nitida Pur.sh Fl. Amer. Sept. i. p. 294. ; A, 

 cassineioWa Vent. Malm. 79. ; and our fg. 1050. Leaves oblong- 

 ovate, serrate, green on both surfaces. Flower.s white. 



Z, s. 3 pxdverulenta. A. speciosa pulverulenta Pursh 1. c. ; A. pul 

 verulenta Bartram Itin. 476. ; A. cassine^oXxa fi Vent. Hort. Cels. 60.; 

 A. speciosa var. y glauca Wats. Bend. Brit. t. 26. ; A. dealbata 

 Li7idl. Bot. Reg. t. 1010.; A. avata Soland MS. in Herb. Banks.. 

 and our //g. 1051. Leaves roundish-ovate, distantly crenate, co 

 vered with white powder, as are the branches. Flowers white. 



Genus VIII. 



\1_ 



LYO N/J Nutt. TjiE Lyonia. Lin. Si/.st. Dccandria Monogynia. 



Iilrnlificalion. Nutt. Gen. Amer., 1. p. 268. ; Ed Phil. Journ., 17. p. 158.; Don's Mill., 3. p. 830. 



^!/noi/me. Andromeda sp. J in. and various auf/iors. 



Derivation. In commemoration oi John Lyon, an indefatigable collector of North American pl.-int; 



who fell a victim to a dangerous epidemic amidst those savage and romantic mountains whic 



had so often been the theatre of his labours. 



Gen. Char. Calyx 5 -parted. Corolla ovate or tubular, with a 5-toothed con 

 tracted mouth. Stamens enclosed ; filaments flattened, dilated, very shori 

 downy ; cells of anthers membranous, dehiscing lengthwise, altogetha 

 mutic. Slijle robust, pentagonal, fu.siform, thickeneil at bottom. 5^^''''.> 

 simple, truncate. Capsule pentagonal, 5-celled, with a loculicidal dehif 



i 



