170 



RHODODENDRON DEVRIESIANUM Kds. ! in Nova Guinea, viii. (1909) 185 ; 

 viii. (1912) t. cli; xii. (1914) 141. 



Arfak Mts., Angi lakes, edge of forest and spinneys, in open marsh by 

 ? lake, 7000'. FL, Fr. (yg.). Dec. 5541. 



Distrib. New Guinea (D.N.W., Arfak Mts., Angi lakes, Gjellenip ; 

 D.S.W., Resi Riicken, Versteeg). 



Magnificent white flowers, pink when older. 



RHODODENDRON VONROEMERI Kds. ! in Nova Guinea, viii. (1912) 879, t. civ. 



Arfak Mts., Angi lakes, in open marsh by ? lake, abundant, 7000'. FL 

 Dec. 5554 & 5714. The like in spinneys by $ lake, undergrowth in forest, 

 7000'. FL Dec. 5923. 



Distrib. New Guinea (D.N.W., Cyclops Mts. ; Arfak Mts., Angi lakes, 

 Gjellerup ; D.S.W., Hellwig Mts., von Koemer). 



Shrub, flowers yellow. 



DIPLYCOSIA LILIANS J. J. S., sp. nov. 



Frutex, ramulis setis longis patentibus apicem versus attenuatis apice paulo 

 incrassatis vestitis. Folia alterna, pulvinis inserta, patentia, petiolata, elliptica, ssepe 

 plus minusve obovata, apice obtusa vel rotundata, apiculo lato obtuso a clorso com- 

 presso antice convexo dorso piano terminantia, basi obtusa vel cuneata, breviter in 

 petiolum acuminata, subintegerrima, non raro insertationibus pilorum obsolete crenu- 

 lata, setoso-ciliata, supra glabra, subtus sparse patenter setosa, 3-5-plinervia, nervis 

 supra insculptis, basilaribus adscendentibus curvatis superioribus usque ad apicem 

 productis, sicco rigide coriacea, supra nitidula et ragulosa, subtus opaca, c. 1-5-4-3 cm. 

 longa, 0-85-3-5 cm. lata ; petiolus supra sulcatus, setosus, c. 0-25-0-5 cm. longus. 

 Inflorescentice axillares. fasciculares, c. 2-3-florae. Flores nutantes, pedicello tereti, 

 basi leviter incrassatus, setis longis patentibus apice leviter incrassatis et saepe incur- 

 vulis densius vestito, c. 0-525-0-8 cm. longo, apice sub flore bracteolas 2 oppositas 

 divaricatas ovato-semiorbiculares obtusas basi utrinque rotundatas concavas ciliolatas 

 dorso setosas fere O'l cm. longas 0-13 cm. latas gerente. Torus supra bracteolas 

 contractus. Calyx 5-partitus, c. 0'525 cm. diam., laciniis patentibus, ovato-trian- 

 gulis. subacutis vel obtusiusculis, interdum apiculatis, concavis, ciliolatis, intus glabris, 

 dorso margine excepto dense et longe patenter sicco ferrugineae setosis, c. 0-23-0-25 cm. 

 longis, 0-175-0-2 cm. latis. Corolla cylindrico-urceolata, 5-loba, utrinque glabra, 

 explanata c. O'GS'Cm. longa, 0*75 cm., limbo 0-65 cm. lata, lobis recurvulis, triangulis, 

 apice contractis obtusis. Stamina 10, undata, c. 0-475 cm. longa ; filamentum lineare, 

 inferne leviter dilatatum, minutissime papillosum, explanatum c. 0-36-0-375 cm. 

 longum, anthera in supra basin dorsifixa, oblonga, ad J infra apicem bifida, basi 

 valde oblique obtuse 4-lobula, apice excepto ecliinulato papillosa, c. 0-15-0-16 cm. 

 longa, thecis parallelis, antice sulco separatis, sulco longitudinali oblique laterali 

 instructis, poro introrso hiantibus, pariete postico triangulo-productis apice obtusis 

 incurvisque. Ovarium superum, medio alte excavatum ; stylus basi in excavationem 

 ovarii immersus, teres, obtusus, glaber, totus c. 0'27 cm. longus. Discus e squamis 

 10 adpressis oblongo-triangulis c. 0'04 cm. longis. 



Hab. Arfak Mts., ridge running up to Angi lakes, undergrowth in moss- 

 grown forest, 7500-8000'. FL, Fr. (yg.). Dec. 5518. Koebre ridge, 

 common in forest on open summit. FL Dec. 5630. 



