BALFOUR—NEW SPECIES OF RHODODENDRON. 267 
I0-I2 inaequalia parte integra corollae breviora filamentis 
deorsum latioribus et minutissime puberulis antheris latis 2.5 mm. 
longis. Ovarium (in siccitate) nigrum conoideum circ. 4 mm. 
longum glandulis rubris elevatis breviter stipitatis obtectum ; 
stylus corolla triente brevior staminibus longior ex toto rubro- 
glandulosus ; stigma parvum lobulatum. 
Species Rh. Souliei, Franch. affinis, foliis chartaceis non 
coriaceis anguste oblongo-ovatis nunquam cordatis, papillis 
epidermicis ceriferis globosis, petiolis eglandulosis, corolla alba 
pura, staminum filamentis minutissime puberulis diversa ; Rhodo- 
dendro Wardii, W. W. Sm. etiam similis sed foliis oblongo- 
ovatis non cordulatis apice subacutis, papillis epidermicis, corolla 
puralba recedens. 
Yunnan. Mountains in-the N.E. of the Yangtze bend. Lat. 
27° 45’ N. Alt. 11,000 ft. Shrub of 12-15 ft. Flowers pure 
white. ‘In rhododendron and mixed scrub. Forrest. No. 
10,616. July 1913. 
Yunnan. Mountains west of Fengkow. Lat. 27° 40’ N. 
Alt. 14,000 ft. Flowers pure white. Forrest. No. 12,698. 
June 1914. 
This charming species should be a valuable horticultural 
acquisition. It is a much larger plant than its allies Rh. Soulzer, 
Franch. and Rh. Wardii, W. W.Sm. We have seedlings. 
.» Rhododendron pycnocladum, Balf. f. et W. W. Sm. 
Suffrutex parvifolius nanus patens ad I m. altus ramosis- 
simus ramulis brevibus lignosis. Ramuli annotini circ. I-2 cm. 
longi 1.25 mm. diam. squamis peltatis ferrugineis dense porri- 
ginosi seniores sordide grisei mox decorticantes. Alabastrorum 
parvorum circ. 3.5 mm. longorum oblongo-ovoideorum perulae 
paucae exteriores ovatae extus ferrugineo-lepidotae interiores 
subspathulatae vel rotundatae cucullatae subalbidae dorso rufo- 
lepidotae margine lanato-ciliatae. Folia petiolata crasse cori- 
acea ad 1.2 cm. longa; lamina elliptica vel oblongo-elliptica 
circ. ad 1 cm. longa ad 6 mm. lata apice rotundata mucrone 
decurvo terminata margine leviter revoluta basi obtusa vel 
late cuneata vel subrotundata supra atro-viridis canescens 
squamis peltatis fere contiguis persistentibus uniformibus induta 
(squamarum instita albida umbone plus minusve luteo-nitente) 
subtus laete brunnea punctata squamis peltatis biformibus con- 
tiguis persistentibus plerisque adpressis umbone depresso 
resinoso-nitido institaque albida paucis majoribus conspersis 
longius stipitatis umbone institaque brunneis obtecta ; petiolus 
circ. 2 mm. longus squamis furfuraceus. Flores haud fragrantes 
solitarii terminales. Alabastra globosa bracteis rotundatis cucul- 
latis extus lepidotis margine ciliatis. Pedicelli breves lepidoti 
