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BALFOUR—NEW SPECIES OF RHODODENDRON. 145 
Rhododendron planetum,* Balf. f.+ 
Shrub with stout branches. Branches a year old as much 
as 7 mm. in diameter green more or less clad with a white detersile 
indumentum of intricately interwoven long branching some- 
what vesicular whitish hairs, older branches glabrous. Foliage- 
buds ovoid somewhat glutinous ; outer scale-leaves broad semi- 
lunate with smooth margin, followed by more ovate ones and 
then oblong-oval ones, all more or less puberulous outside the 
inner ones most so and sticky, the margins only sparsely ciliate 
and with glutinous hairs; young leaves revolute. Leaves 
petiolate as much as 22 cm. long; lamina leathery oblong or 
elongated narrow oval as much as 20 cm. long 6 cm. broad obtuse 
or subacute ending in a red tuberculate mucro, margin slightly 
cartilaginous, base cuneate and extending as a distinct narrow 
wing on each side of petiole to its base; upper surface bright 
oe smooth glabrous save for the reddened narrowly grooved 
rib which has vestiges of floccose hairs, primary veins some 
20 on each side slightly grooved; under surface pale green 
marked by the red-tinted reticulation of the ultimate submerged 
veins, midrib reddened large prominent, primary veins reddened 
slightly raised, whole surface sprinkled with vestiges of detersile 
indumentum particularly at the base and along the side of the 
midrib and along the primary veins, hairs of the indumentum 
floccose and much branched often vesicular but also sebaceous 
and especially on midrib glandular some branches ending in a 
rounded or ovoid gland, also short-stalked glands occur inter- 
mixed with the hairs, older leaves often appearing quite glabrous ; 
petiole stout about 2 cm. long distinctly winged and grooved 
(puberulous in groove) clad like the stem with indumentum 
* TehePHE eS, wandering—in allusion to its appearance in cultivation as a 
Cs rg 
oe Rhododendron veto Balf. f—Frutex ramis crassis. Rami annotini 
circ. 7 mm. diam. virides indumento tomentoso detersili plus eaeupen vestiti 
demum glibreacented. Alabastra ovoidea glutinosa perulis puberulis extimis 
i F m. lo 
petiolata ; lamina coriacea eda eased vel oblonga ad 20 cm. longa or em, 
spathulatae sericeae; bracteolae circ. 1.5 cm. longae pilo-cristatae ; pedicel 
vix 2 cm. lon ngi glandulosi. Calyx pa arvus Vix 1 mm. longus glaber 5-lobatus ; lobi 
semilunati. Corolla jibulif campanulata subregularis ad 5.5 cm. longa 
pallide rosea emaculata glabra 7-loba ; lobi rotundati ema rginati circ. 1.2 cm. 
longi 2.4 cm. lati, Stamina 10 inaequalia corolla gynaeceoque multo breviora ; 
filamenta puberula ; antherae atro-coccineae. Discus viridis glaber. he 
corolla paullo brevius ; ovarium glabrum latum ips circ. 5 mm. longum ; 
tylus glaber; stigma latum discoideum lobulatum 
