554 



JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



Hymenocallis. By Ad. Van den Heede {Bcv. Hort. Bchjc, t. xxvii, 

 p. 104, September 1901). — So named bv Herbert for its " beautiful 

 membrane " or corona. All the species have umbellate white flowers. 

 The species and cultivation are described. — G. H. 



Hypericum, the Genus. By An^^iolo Pucci (Bull. B. Soc. Tosc. 

 Ort. G, p. 181, June 1901). — Continuation from former number of 

 description of species from various parts of the world. — TF. C. TT'. 



lanthe. -By Frederic N. Williams {Jouni. Bot, 435, p. 289, 9 1901). 

 Fig. 125. — A description of a new genus of Hypoxidacece, to include the 

 cflabrous species of H/jpoxis, viz. aqiuitica, curculigoidcs, glabella^ 

 gracilipes, Icptantlia, linearis, M^ximiliaiii, moiiophylla, occidcjitaliSy, 

 ovata, puHilia, Schleclitcri, stellu.a, and umhraticola, together with 

 Fahricia alba, Helonias minuta, and Fabricia scrrata. All seventeen 

 species retain their specific names, /. alba, linearis, ocata, and serrata 

 being of Salisbury, the rest of F. X. AVilliams. A cla\*is is given, and 

 the plate represents Hi/poxis stdlata in the Linnean herbarium. 



(r. S. B. 



Impatiens Chrysantha, -T. D. H. By Sir J. J). Hooker (Bof. Mag. 

 tab. 7786). — Nat. ord. dcraniacer? ; tribe Balsaminece. Native of 

 Western Himalaya. It inhabits forests, 5,000 to 8,000 ft. Leaves 

 2 to 5 inches long, and serrated ; flowers an inch or more in length, 

 yellow, with orang:e streaks on the pet-ils. — G. H. 



Impatiens Thomsoni, Hook. f. By Sir J. 1). Hooker (Bot. Mag, 

 tab. 7795). — Nat. ord. GerauiacecB ; tribe Balsaminec?. Native of the 

 Himalaya ^lountains. One of the commonest sub- Alpine species from 

 8,000 to 12,000 feet. An erect annual, 8 to 12 inches high, with lanceolate 

 serrated leaves 4 inche? long, and rose-coloured flowers J inch long- 



a. H. 



IncarviUe:. Delavayi {Garteuflora, ^. 432; fig. 66; 15 8 1901). 

 — A figure and short description of the plant. — /. P. 



Indiarubber. By J. H. Hart [Jour. Imp. Vcp.Agr. W.L vol. ii. 

 No. 2, p. 100), — A valuable paper on the growth of various rubber plants 

 in the West Indies. Figures and descriptions are given, with cultural 

 directions, of the following : (1) CastiU^a elastica ; (2) Heceabrasilieiisis ; 

 (3) Landolphia ftorida ; Landolph.a oicariensis. Manihot Glaziovii^. 

 Ficiis elastico., and Funtumia elasfica are also described, but without 

 figures. The two first mentioned ar: considered as the most promising 

 and remunerafive to plant. The necessary processes of extracting the 

 rubber and preparing it for market are ■ ouched on. — TU^. TU. 



Insecticides, Nature and Use of certain. By J. L. Phillips and 

 H. L. Price ((/.,S'..4. Exp. Stu. Virg. No. C7 ; vol. No. 2 ; 2 99).— Gives 

 an account of the action of various insecticides, namely, food poisons, con- 

 tact poisons, and tracheal poisons. An account is also given of the efi'ect 

 of various strengths of kerosene upon dift'erent kinds of fruit-trees. — F. J. C\ 



