lllt 



Ordo CXXVIII. RHODORACEAE />. Don. 



(Kltzsch. Liriiiaea XXIV. 12. - ERICACEAE tiib. IV. RHODOREAE DC. Prodr. VII. 712. 



[ex p.J 



Geminae foliiferae et florales strobiliformes, tegmentis magnis instru- 

 clae. Folia alterna. Corolla gamo- aut pleiopetala subirregularis deci- 

 dua. Antherae muticae, loculis usque ad apicem conjunctis, vertice poro 

 dehiscentibus. Pollinis granula filis viscidulis intertexta. Fructus septi- 

 cido-capsularis. 



I. (XLIII.) AZAliEA Dsvx. 



(DC. Prodr. VII. T15. — Wlprs. Repert. VI. 320. Annal. I 181.) 



1. A. RAMENTACEA Lindl. Journ. of thc horlic. soc. IV. 291. adn. (c. ic.) — Foliis pilo- 

 sis planis subrotngdis oblongisque oblusissimis; umbellis paucifloris ebracteatis; pedi- 

 - cellis ovariisque ramentaceis; floribus subcampanulalis pcntandris; sepalis brevibus 

 lineari- oblongis, dorso nudis, apice flmbriato -ramentaceis. — Ad Hongkong. 



t Icon addenda. 

 A. 6LAUCA Lam. — (DC. I. c. 716. no. 2.) — Torr. Fl. of New York I. 439. f lab. 66. 



II. (XLIY.) RHODODBlVBROIir L. 



(DC. Prodr. VH. 19. — Wlprs. Repert. II. 730. VL 420. Annal. 1.481.— Tbe Rhododendrons 

 of Sikkim Himalaya. Being an account botanical and geograpbical of the Rhododendrons 

 recentely discovered in the mountains of eastern Himalaya , from drawings and descrip- 

 tions made on the spot, durin a governement botanical mission to tbat country; by JO- 

 SEPH DALTOiN HOOKER. — Edided by SIR WILLIAM JACKSON HOOKER. (Second 

 edilion.) London 1849 — 1851. fol. c. tabb. 33. — On the cliraate and vegetation of the 

 temperate and cold regions of East-Nepal and the Sikkim Himalaya mountains, by J. D. 

 HOOKER. [in The Journal of the horticult. society of London VII. 69 — 131.]) 



§. 1. Calyx nullus. CoroHa late campanulata decemloba. Stamina 

 18 — 20 (vel rarius 10). Ovarium plerumque pilosum vel viscidum vel 

 piloso-viscidum multiloculare. — Arbores: foliis magnis; floribus albis 

 vel pallidis dense aggregatis. 



1. RH. FALKONERI Hook. fil. Rhodod. of Sikkim-Himalaya tab. 10 & Journ. of the hortic. 

 soc. VII. 76. — Van Houtle^ Flore des serres V. tab. 477 — 480. — Arboreum; foliis 

 maximis coriaceis obovatis v. oblongis oblusis , crassissime petiolatis glabris. supra 

 nitidis , venis impre.^^sis reticulatis , infra dcnse ferrugineo-pubescentibus; florum 

 pedunculis viscidis; floribus albis dense capltatis; staminibus 16; stylo crasso, stigmate 

 late clavato. — Sikkim-Himalara, elevatione 10,000 ped. ad apicem montis Tonglo. 



