1904.] OBSERVATIONS ON THE F LOB A OF JAPAN. 47 



filiform, gliibrous, 4 mm. long; anther elliptical, 2-auriculate at the base, 

 with granular glands on back. Style filiform, glabrous, scarcely longer 

 than the stamen ; stigma shortly obconical and truncate. Ovary minute, 

 included within the calyx, globose, with granular glands. Berry numerous, 

 2 mm. across, purple. Flowers in July- August. 



Hub. Prov. Tosa: Iburi (T. Mahino\ Oct. 25, 1S85), Mr. Imano in 

 Hata-gori (T. Mdkino\ Aug. 7, 1889). 



Rhododendron (Azaleastrum) ellipticum Maxim, in Mel. Biol. XII. 

 1». 742 (1S88); Forbes e.t Hems], in Journ. Linn. Soc. XXVI. p. 22; 

 Tashiro in Bot. Mag., Tokyo, III. (1889) p. 201 ; Bretschn. Hist. Eur. 

 Bot. Disc. Chin. p. 620, in nota. 



A small tree, attaining about 4-8 m. in height and about 1 decim. in 

 diameter of the trunk (after Y. Tashiro), 2-3- or sometimes 4-5-chotomous- 

 ly ramose, glabrous; branchlet terete, usually pale-fulvous or pale-brownish. 

 Leaves persistent during three years, coriaceous, falsely 4-7-verticillate 

 towards the top of branchlets and at nodes, patent, petiolate, oblong- 

 elliptical or narrowly oblong, suddenly mucronato-acute at the apex, cuneato- 

 acute at the base, entire, sub-shining, nearly concolorous, 5-12 cm. long, 

 l|-4jcm. broad, with impressed nerves above; veins patulous, loose, in- 

 conspicuous ; petiole l-2cm. long ; leaf-buds conico-linear, 2-6-aggregate at 

 the top of branchlets, about l±cm. long, imbricately perulate. Flowers 1-2 

 at the top of branchlets, long-pedicellate, large, about 6 cm. in diameter, 

 pale- rose ; pedicel 2-2^-cra. long ; perulae imbricate, chartaceo-membranaceous, 

 the internal ones much larger, pale-pubescent- tomentose above internally, 

 the lower ones ample and spathulato-obovate, involute, the upper ones 

 longer and angustato-linear, often exceeding the pedicel. Calyx depressed- 

 cupuliform, the margin more or less uneven. Corolla rotato-infundibuliform, 

 dotted at tlie superior side within below ; the tube rather short ; segments 

 obovato-oblong, longer than the tube. Stamens 10, included, unequal in 

 length ; filament filiform, paleaceo-tomentose below excepting the very base ; 

 anther elliptical. Style longer than stamens, slender, arcuate upwards, ob- 

 conical towards the stigma ; stigma truncate, 5-lobed ; ovary linear-cylin- 

 drical, glabrous, 5-locular, about 11mm. long. Capsule narrowly cylindric- 

 al, 5-sulcate, about 3 cm. long. Flowers in April-May. 



Bab. Yaeyama Archip. (Y. Tashiro ! herb. Sc. Coll. Imp. Univ. 

 Tokyo, April 1886, flower), Okawa-mura in Isl. Ishikaki (Setsusahuro Ta- 

 naka ! herb. ibid. June 1891, fruit) ; Prov. Musashi : Tokyo, Bot. Card. 



