79 



Hhipsalls rosea. (M. K. 1913, 156.) 



Cactaceae. G. A shrubby non- 

 climbing species, up to 10 in. high. 

 Branches 2-4 together, pendulous; 

 lower joints ^5-angled with some- 

 what concave sides^ up to | in. long; 

 upper joints spathulate, up to IJ in. 

 long, with somewhat convex sides, 

 not winged, about ^ in. broad at the 

 apex. Flowers solitary, fragrant. 

 Perianth rotate, 1^ in. across, rose. 

 See Svensk Botanish Tidshrlft, vi 

 717, t. 28. Brazil. (Stockholm B. G.) 



^Rhododendron argyrophyllum. {Pi, 



WiU, i. 526; VeitcK N. H, P. 1913, 

 12,) Ericaceae, H. Very variable 

 in habit. Leaves lanceolate, dark 

 gpeen above, silvery grey beneath. 

 Western China. (J. Veitch & Sons.) 



T 



^Rhododendron calophytum. {PL 



Wils. i. 544 ; Veitch, N. H. P. 1913, 

 12.) H. A strong-growing species, 

 &-2^ ft. high, or often forming a 

 tree. Bark cinnamon-red, passing to 

 pale brown w^ith age. Leaves large, 

 oblong - lanceolate. Inflorescences 

 large, loose. Pedicels long, deep 

 scarlet. Flowers rose-pink. Western 

 China, (J. Veitch & Sons.) 



^Rhododendron coreanum. (M. D. 



G. 1913, 259.) H. Allied to R. ledi- 

 folium, but the leaves are less hairy, 

 the pedicels and calyx are not glan- 

 dular-hairy, the calyx -lobes are ovate- 

 oblong or oblong and obtuse instead 

 of being lanceolate and acute, and 

 the purple-lilac corolla, spotted on 

 the upper nart with purple-brown, 

 is smaller (about 1| in. long and 2 in. 

 across). Corea. (Arnold Arboretum.) 



"Rhododendron Davidii. {G. C. 1913, 



liii., 192.) H. A handsome species, 

 much branched, flowering freely when 

 only 18 in. high. Leaves 4 in. long, 

 1 in. broad, somewhat shining above, 

 slightly ferruginous below. Inflores- 

 cences up to 12-flowered, flat, with 

 the flowers more or less in a ring. 

 Corolla campanulate, bright rose, 

 deeper in colour on the outside. 

 Western China. (J. A^eitch & Sons.) 



r 



^Rhododendron Davidsonianum. [PL 



WiU. i. 515.) H. A new species 

 allied to E. chartophyllum, from 

 which it differs in its usually, broader 

 leaves, densely clothed on the under 

 side by tawny scales, shorter pedicels 

 (only 5-7^ lin. long) , and smaller 

 flowers. These are campanulate- 

 funnel-shaped, 1-1| in. long and 

 broad, rose-coloured, and are 5-lobed 

 to the middle. Western China. (Kew.) 



Ithododendron edinense. See E. pal- 

 lidum. 



"Rhododendron emasculum^ (G. 6\ 



1913, liii. 230.) H. A new name 

 proposed for a plant which has 

 been in gardens for some years 

 as M, dahuricuni sempeTuirens. It 

 is believed to be a hybrid of which 

 E, dahuricvm is probably one of the 

 parents, 



^Rhododendron haematocheilum. 



((?. C. 1913, liii. 214; B, M, t. 8518.) 

 A new species which has recently 

 appeared in cultivation under the 

 name of E. Davidii. It is closely 

 allied to /?. Fargesii, from which ij 

 may be distinguished by the glabrous 

 ovary. Leaves oblong, rounded or 

 obtuse, apiculate, rounded or sub- 

 cordate at the base, about 3 in. long 

 and IJ in. broad, glabrous. Pedicels 

 ^ in. long, sparingly hairy. Calyx 

 very short. Corolla in bud almost 

 blood-red, rich carmine when ex- 

 panded; tube 1 in. long, 1^ in. across 

 at the apex ; limb 7-lobed. China. 

 (J. Veitch & Sons.) [JB. oreodoxa, 

 Franchet.] 



^Rhododendron Hanceanum. (PL 



Wils. i. 517; M, D, G, 1913, 269.) 

 H. A dwarf dense-growing species. 



Leaves obovate to lanceolate or lance- 

 olate-ovate, shining to dull green 

 above, densely or sparsely lepidote, 

 reddish when young. Flowers clear 

 yellow. Western China. (Arnold 

 Arboretum ; H. A, Hesse, Weener, 

 Hanover.) 



Rhododendron Hunnewellianum. [PL 



Wils. i. 535; M. D, G. 1913, 269.) H. 



Shrub 6^16 ft. high. Branches at 

 first covered by a grey floccose 

 tomentum, finally glabrescent. Leaves 

 coriaceous, oblanceolate, 3-4^ in. 

 long, up to 1 in. broad, glabrous 

 above, slightly wrinkled when 

 mature, covered beneath by a whitish 

 woolly tomentum. Flowers several, 

 in an umbel-like raceme, medium- 

 sized, white. Western China. 

 (Arnold Arboretum; H. A. Hesse, 

 Weener, Hanover.) 



"Rhododendron hypogiaucum. {G. C, 



1913, liii. 192.) H, Leaves dull 

 green, elliptic, acute, slightly cordate 

 at the base, 2-3 iu. long, ^-1 in. 

 broad. Inflorescences about lO- 

 flowered. Corolla snow-white, with 

 a small crimson blotch over the 

 gland at the base of the tube, rather 

 broadly campanulate ; segments 

 notched. Central China, (J, Veitch 

 & Sons.) 



^Rhododendron longesquamatum. 



{PL Wils. i. 529 ; M. D. G. 1913, 269.) 

 H. A very striking and rather vari- 

 able species. It is very compact in 



