BALFOUR—NEW SPECIES OF RHODODENDRON. 293 
and style very short, style the shorter, ovary always lepidote, 
but scales soon becoming agglutinated. 
The following species belong to the series :— 
Rh. anthopogonoides, Maxim. Kans 
Rh. clivicolum, Balf. f. et Fansae N.E. of the Yangtze 
W. W. Sm bend. s11,000—12,000 ft. 
Rh. cremnophilum, Balf. f. et Yunnan—Chungtien plateau. 
W. Sm. 
13,000 
Rh. fragrans, Maxim. E. Siberia. 
Rh. primulaeflorum, Franch. Tibet: between Lhasa and 
Bat 
Rh. trichostomum, Franch. Szechwan: Tungngolo and 
Tatsienlu 
HEY TO THE SPECIES. 
Leaves 3 cm. or more long. Flowers white 
to yellow. Inflorescence axis puberulous z : - 
Leaves under 3 cm. long. Flowers rose to 
Ww. : ; 
Hw 
hite. Pedicels lepidote : . 4. 
2. Bracteoles longer than calyx ‘ . primulaeflorum. 
Bracteoles about equalling calyx P ‘ . 
3. Pedicels hairy. Calyx elepidote . " anthopogonotdes. 
Pedicels lepidote. Calyx lepidote . . chivicolum, 
4. eager aad axis lepidote. aoe lobes 
elepidote, fimbriate-setulo ; fragrans. 
nara si axis puberulous ‘ P . ; . 
5. Calyx lobes lepidote, ciliate, 4 mm. lon . cremnophilum 
Calyx lobe sh ge scale- fimbriate, 2 mm. 
long . trichostomum, 
None of these species are in pau ue 
Rh. fragrans.—So long ago as 1808 Adams described and 
figured * under the name of Azalea fragrans, Adams a plant 
with rose-coloured flowers from the banks of the Lena in 
* Adams in Mém. Acad. Petersb., ii (1808), 332,t.14. The following is the 
description given by Adams :— 
Azalea fragrans, Adams.—A. foliis reguloso-punctatis subtus discoloribus, 
ellipticis, obtusis ; floribus (10-v 15) subcapitatis, genitalibus inclusis 
pedalis et ultra, erectus ; tentibus. Caulis crassitie 
pennae cygneae, ligno albicante ; cortice | per senec ectutem secedente, 
laevi, ramulorum tuberculoso scabro ; leviore, ferrugineo- 
tomentoso. Rami, ramulique terni, quaternique e summitatibus ramorum anni 
praecedentis. Folia in ramulis sparsa, conferta, sempervirentia, breviter petio- 
lata; petiolo ferrugineo-pubescente, elliptica, obtusa, integerrima, margine 
ree beatae glabra, viridia, nervo medio et venis depressis et inde rugosula, 
subtu reste minutissimis irregularibus ferrugineis vestita, nervo prominulo, 
sai ste m patentissima, semi mipollicaria et ultra, amoene fragrantia, 
aromatica. Capitula in ramulis, supra ortum gemmarum , tecta 
squamis ramentaceis, ovatis, obtusis, , fusco-ferrugineis, iiintdiomalin, 
ciliatis, deciduis. Antheris cum ineunte vernatione coaetanea, floribus Io-15 e 
i erumpentibus, brevissime pedunculatis, singulis ad basin bractea ramen- 
