216 JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



Ferns. By C. T. Dmery {Gard. Chrou. p. 199; 30/3/1901).— 

 A resume of all the remarkable discoveries concerning the germination, 

 &c., of Ferns during the nineteenth century. — G. S. S. 



Ficus radicans, varieg^ata, with figure (Ber. Hort. Beige, May 

 1901). — This has lanceolate leaves with an irregular white border. It 

 was introduced into commerce by Mr. Bull. — G. H. 



Fig", Smyrna, in California {Amer. Gard. xxii. 315, pp. 3,4; 

 5/1/1901). — Showing how the Smyrna Fig was introduced into California 

 in 1881, but proved barren, owing to the flowers of the young plants 

 being female only. Since then the Wild Capri Figs, with their pollen- 

 bearing flowers, together with the fertilising insect bred therein, have 

 been introduced, with the result that in 1901 the Smyrna Fig industry 

 has been established in California on the same lines as have been carried 

 out in the Mediterranean countries for generations. — C. C. H. 



Flora of Africa, Contribution to the. XXI. By A. Engler 

 {Engl. Bot. Jahrh. xxx. pp. 39-126, tt. ii. iii. ; 12 3 1901). 



New Cameroon Fungi. III. By P. Hennings (pp. 39-57.)— 

 Two new genera and a number of new species are described, chiefly 

 from Zenker's collections. 



Contribution to the Alg-al Flora of Africa. By W. Schmidle 

 (pp. 58-68, t. ii.). — The author describes small collections of fresh- 

 water Algjp made in the hot springs at Lake Manjara by Neumann, 

 and in Abolande (Cameroons) by a lady missionary, Frau Bohner. 



Review of the species of Schrebera Roxb., a gfenus of 

 Oleacese. By E. Gilg (pp. 69-74). — The author supplies a clavis, 

 and a systematic arrangement of the genus, in which he recognises 

 sixteen species, including several new ones. 



Leguminosae Africanae. II. By H. Harms (pp. 75-91, t. 

 iii.). — Includes a number of new genera and species, chiefly west 

 tropical African, sent by various collectors. 



Myrsinaceae Africanae. By E. Gilg (pp. 95-101).— The 

 author describes new species of Emhelia, Ardisia and l[(esa, which 

 brings the number of Myrsinace* from tropical Africa up to thirty- 

 five ; only eleven were included by Baker in Oliver's " Flora of 

 Tropical Africa in 1877. 



Amarantaceae Africanae. II. By G. Lopriore (pp. 102- 

 110). — Includes a note on the limitation of the genera Hermbstaedtia 

 and Celusia, and a description (with figure) of a new genus from 

 Xyasaland, Argyrostacliys, between Altcrnanthcra and Achyranthes). 



Acanthaceae Africanae. V. By G. Lindau (pp. 111-114.) — 

 A few new species from tropical Africa and the Transvaal. 



