EKICACE.E. 133 



8, filamentis glabris 2 cm. longis autlieris ellipticis 2 mm. longis 1% mm. 

 latis apice truncatis 2 porosis basi emarginatis. Ovarium elongato-ovoideum 

 3J mm. longum deiisissime molle sericeo-tomentosum, pills albis, stylo 3 cm. 

 longo glaberrimo apice dilatato, stigmate terminal!. 



HAB. Fokien: Isau, leg. S. NAGASAWA, 1910, April!. (No. 239). 



Near R. Weyriclm MAXIM. ; but differs from it by the pure snow white 

 hairs on the ovary and by the oblong leaves; from R. dilatatum by the 

 more densely hairy ovary; and from R. rhombic urn by the entirely glabrous 

 styles. 



Rhododendron hyperythrum HAYATA sp. nov. Kami glabri fasco- 

 purpurascentes. Folia elliptico-lanceolata usque ad 10 cm. longa 2.^-3 cm. 

 lata apice acuta vel breve acuminata vel cuspidata ad summum calloso- 

 acuta basi acuta vel obtusa, margine integeriima coriacea supra glabra subtus 

 fulvo-rubescentia lepidota, (costis supra impressis subtus prominentibus, venis 

 lateralibus primariis supra leviter impressis, subtus leviter elevatis, utroque 

 latere coste 10-13 interdum obscuris), margine leviter desuper recurva, petiolis 

 1J 2 1- cm. longis supra angustissime salcatis. Flores 7-8 quasiterminaliter 

 quasi-fasciculatim dispositi, perulis multi-seriatis inferioribus miuutis cuspidi- 

 formibus, iufimis longissimis obovato-oblougis pedicellum in longitudine 

 superantibus 2-2 1 cm. longis 1 cm. latis extus sericeo-tomentosis intus sub- 

 glabris vel sursum pubescentibus apice breve acutis, bracteolis filiformibus 

 1 cm. lougis, pedicellis 2 cm. longis brevissime hirsutis. Calyx subplanus 

 5-dentato-lobatos, lobis triaugularibus apice obtusis extus glanduloso-hirsutis 

 intus glabris latissimis % mm. longis. Corolla campanulata 3 cm. longa 4 cm. 

 in diametro 5-lobata, lobis latis rotundatis leviter emarginatis. Stamina 

 10 in longitudine insequalia inclusa, filamentis Ijasi pih's brevissimis hir- 

 sutis, autlieris oblongo-rectangulariljus apice truncatis 2 porosis basi breviter 

 2-lobatis. Ovarium cylindrico-ovoideum 3 mm. latum, pilis brevibus 

 glandulosis dense obtectum 5-sulcatum, stylo 2^ cm. longo 5-sulcato prope 

 basin pilis glaudulosis brevibus instructo apice dilatato-campanulato, stigmate 

 terminal!. 



HAB. Formosa : regionibus meridionalibus, leg. N. KOXISHI. 



