Rhododendeeae Asiae oeientalis. 



47 



approximatis instructi, apice in racemum elongatum foliaceo-bracteatum abeuntes. Pedi- 

 celli elongati, infra apicem bracteolis duabus foliaceis. 



Corolla rotata 5-fida, basi hiuc partita. Stamina 10, superiora sensim breviora, cum 

 stylo arcuato declinata. Capsula coriacea. Pubes setosa simplex vel glandulosa. — Huc 

 tantum species duae sequentes, in alpibus Asiae maxime boreali-orientalis indigenae. 



Folia obovata ciliata. Stylus stamina superaas leviter incurvus, parum 



30. Rh. kamtSCliaticiim Pall. Fl. Ross. I. p. 48. t. 33. — DC. 1. c. p. 726. — Hook. 

 Fl. bor. am. II. p. 43.— Ledeb. Fl. Ross. 1. с. p. 922. — Regl. et Til. Fl. Ajan. p. 110. 

 n. 196. — F. Schmidt. Fl. Sachal. 1. c. p. 157. n. 295. — Rhodothamnus Jcamtschaticus 

 Lindl, in Paxt. Fl. Gard. I. t. 22. (cor. nimis obscura). — Chamaerhododendros Berberis 

 folio etc. Gmel. Fl. Sib. IV. p. 126. c. descr. opt. Stellen. — Rh. Ghamaecistus L. Cod. 

 p. 409. n. 3090. quoad syn. Gmel. — Spitliamaeum sempervirens dense fastigiato tricho- 

 tome ramosissimum, ramis abbreviatis crassis cicatricibus foliorum perulisque vetustis ex- 

 asperatis; foliis annuis aride membranaceis obtusissimis glandula obtusa apiculatis, utrinque 

 arcuato-2 — 3-costatis et grosse elevato-reticulatis, subtus ad venas parce margineque rigide 

 setoso-ciliatis , fasciculorum sterilium dense congestis spathulato-obovatis basi in petiolum 

 alatum sensim attenuatis, ramulorum floriferorum basalibus congestis similibus, ceteris 

 remotis paucis bracteisque ovaïibus sessilibus; pedicellis 1 — 2 elongatis: altero supraaxil- 

 lari altero terminali, utroque infra apicem bracteolis 2 ovalibus foliaceis instructo glandu- 

 loso-piloso; calycis primum nutantis dein erecti 5-partiti glanduloso-pilosi laciniis oblongis 

 triplinerviis ; corollae extus plus minus puberulae laciniis ovalibus infimis 2 sublongioribus ; 

 filamentis basi stylo stamina superante leviter iucurvo germineque villosis; stigmate capi- 

 tato 5-lobo; capsula ovali glabrata calyce deciduo demuin nuda. 



Hab. in Sibiria maxime orientcdi locis montosis lutosis, floret Julio, frf. fine Septem- 

 bris (Steller ex Gmelin): jugo Jablonnoi (Redowskü), Ajan, in collibus sterilibus humidis 

 (Tiling!), monte Marekan (Turczaninow!), et ad fl. Marekanka (Stubendorff!), Ochotzk 

 (Steller), Ishiga (Krühs!), terra Tschuktschorum ad sinum St. Laurentii (Chamisso!, 

 Eschscholtz!), ad fretum Beringii (Wright!), et fretum Seniavin (Mertens!); Kam- 

 tschatka, in montibus frequens, in planitie ramm (Rieder! aliü), insula Beringii, fine Julii 

 ad fin. Augusti fl. (Steller), ins. Korjaginsk (hb. Acad. Petrop.!); in insula Kurüensi Urup 

 (1833 fl., hb. Acad. Petrop.!); Sachalin: in cacumine montis Ktausipal, alt. 3000 ped., latit. 



Sect. Theeoehodion '). 

 Sect. Ghamaecistus Don 1. c. p. p. 



declinatus 



Folia ovalia glanduloso-ciliata. Stylus staminibus duplo brevior valde de- 

 clinatus et recurvus (nec incurvus) 



Rh. Jcamtschaticum. 



Rh. ReäowsTeianum. 



1) i. e. rosa aestivalis, ob florendi tempus serotiuum. 



