Floristik, Geographie, Systematik etc. 685 



end of the descriptions an analytical key to the different Chinese 

 species is given. 



Celastraceae (Loesener and Rehder): Evonymus Aquifolium L. 

 et R., E. japonica Thunb. var. acuta R., E. oblongifolia L. et R., E. 

 kiautschovica L. var. patens L. {E. patens Rehder), E. Sargentiana 

 L. et R., E. Rehderiana Loes., E. subsessilis Sprague var. latifolia 

 Loes., E. mupinensis L. et R., E. yedoensis Koehne var. Koehneana 

 Loes., E. saxicola L. et R., E. nanoides L. et R., E. verrucosoides 

 Loes. var. viridiflora L. et R., E. alata Regel var. aperta Loes., E. 

 sanguinea Loes. var. hrevipeduncutata Loes., E. Giraldü Loes. var. 

 angustialata Loes., E. dasydictyon L. et R. and E. elegantissüna L. et R. 



Hippocastanaceae (Rehder): Aesculus Wilsonii Rehder and a com- 

 plete description of A. chinensis Bunge, as far as it could be given 

 based on the material in the Arnold Arboretum. 



Clethraceae (Rehder and Wilson): Cleihra monostachya R. et W. 



Ericaceae (Rehder and Wilson). Rhododendron, subgenus Lepi- 

 dorhodium Koehne, R. Sargentianum R. et W., R. alpicola R. et W., 

 with var. strictum, R. verruculosum R. et W., R. Edgarianum R. et 

 W., R. nitidulutn R. et W. with var. nuhigenimi, R. violaceuni R. 

 et W., R. Websterianum R. et W., R. ßavidum Franch. var. psilos- 

 tylum R. et W., R. longistylum R. et W., R. Davidsonianum R. et 

 W., R. yanthinum Bureau et Franch. var. lepidantum R. et W., R. 

 bracteatum R. et W., R. apiculatuni R. et W., R. Searsiae R. et W., 

 R. Amesiae R, et W.; Subgenus Eurhododendron Max., R. argyro- 

 phyllum Franch. var. cupulare and var. omeiense R. et W., R. lon- 

 gipes R. et W.. R. Thayerianum R. et W., R. Weldianum R. et W., 

 R. ochvaceum R. et W., R. Hunnewellianum R. et W., Two other 

 species,^belonging to the same group, but not represented in Wil- 

 son's coUections are R. Monbeigii R. et W., and R. foveolatum R. 

 et W. From Wilson's collection R. Williainsianmn R. et W., further 

 R. Purdoniii (Purdom's collection). To other groups belong R. For- 

 tunei var. Houlstonii R. et W., (from Veitch Exped and Henry), 

 R. Openshawianum R. et W. 



No new species or varieties are described in the third subgenus 

 Asalea, and in the genera Enkianthus and Cassiope. Among the 

 specimens of Pieris one new variety is found: P. ovalifolia var. ellip- 

 iica R. et W., and P. villosa var. pubescens R. et W. nov. comb. 

 New names in the other genera are: Gaultheria pyroloides H. et f. 

 Thoms, var. cuneata R. et W., G. niumnularioides D. Don var. ellip- 

 tica R. et W., Arctous alpinus Nied. var. ruber R. et W., Vaccinium 

 Donianum Wight var. laetum R. et W., V. iteophyllutn Hance var. 

 fragrans R. et W., V. Dunalianu)n Wight var. urophyllum (from 

 Henry's collection), V. viburnoides R. et W. (Veitch Expedition). 



Loganiaceae (Rehder and Wilson): Gardneria lanceolnta R. et W. 

 (Veitch Exped.), Buddleia stenostachya R. et W., B. Davidii Franch. 

 var. tnagnijßca R. et W. nov. comb., var. superba nov. comb., var. 

 Wilsonii nov. comb, and var. alba nov. var., B. albißora Hemsley 

 var. Giraldü R. et W. nov. comb., B. nivea Duthie var. yunnanensis 

 nov. comb.. B. alata R. et W. (Veitch Exped.), B. Henryi R. et W. 

 (from Henry's collection). 



Scrophulariaceae (Rehder): Brnndisia laetevirens R., and B. gla- 

 brescens R. (both from Henry's collection), Paulownia glabrata R. 

 (from Purdom's collection), P. thyrsoidea R. and P. recurva R. 



At the end of this part a number of corrections to previous 

 parts are given. The more important corrections have been published 

 already by Rehder, Mitt. Deutsch. Dendr. Ges., XXI, 1912, and 



