1921] CURRENT LITERATURE 471 
the iation between resti d plasmodium on the _ of similarity 
of contents. The plasmodium may well be a secondary parasite. The exist- 
tence of an antheridial-oogonial sexual apparatus in aaa § is definitely 
disproved, but Wrxson’s description of fusion between unlike zoospores must 
await confirmation.— FREEMAN WEISS. 
Taxonomic notes.—HOCHREUTINER®’, in studying the Andean genus Cris- 
taria (Malvaceae), on established two new subgenera (Sepftaria and 
Aseptaria), each including two new sections, besides describing several new 
species. In Bakeridesia also two new subgenera (Monopteron and Dipteron) 
are described, and one (Pseudabutilastrum) in Malvastrum. 
D has described a new genus of Dipterocarpaceae (Dioticarpus) 
from Southern India. It is a valuable timber tree closely related to Balano- 
carpus. 
ILDEMAN'S has discussed various representatives of the African flora. 
Clerodendron (Verbenaceae) is represented by 31 species, 8 of which are 
described as new. Acioa (an African genus of Rosaceae) is credited with 
37 species, 15 of which are new. A number of genera of veh pana are 
presented, including 23 new species distributed among ro gen 
Moore* has published the result of a study of the face collections 
at the British Museum, describing 89 new species in various families, and also 
a new genus (Leptospermopsis) of Myrtaceae. 
Dop*? has published 13 new species of Clerodendron (Verbenaceae) from 
Indo-China. 
GAsNEFAIN® has published four new genera of Compositae from the 
Orient, as follows: Camchaya, Iodocephalus, and Thorelia, all belonging to 
Vernonieae, and Colobogyne, belonging to Coreopsidae.—J. M. C. 
Welwitschia mirabilis ——When the third edition of Morphology of Gymno- 
sperms by CoutTeR and CHAMBERLAIN was published in 1917, an important 
investigation of the floral structures of Welwitschia was overlooked. CHuRCH” 
13 HOCHREUTINER, B. P. G., Notes sur les genres rome Bakeridesia, Malvas- 
trum. Ann. Conserv. Jard. Bot. Geneve 21:405-428. I 
%4 Decades Kewenses: C-CI. Kew Bull. 1920: no. to, 1920 
1s WILDEMAN, E. DE, he sur quelques espéces Africaines Pe genre Clerodendron. 
Bull. Jard. Bot. Bruxelles 7:161~270. 1920. 
%§ Moore, S. LeM., A ee to the flora of Australia. Jour. Linn. Soc. 
45:159-220. pis. II, 12. 1920 
ded nouveaux de l’Indochine de V’herbier du muséum, 
7 Dop, Paut, Cler 
Notulae ies Heth, Mus. Paris 4:7-14. 1920. 
18 GAGNE go Bal baa genres nouveaux de Composees. Notulae Syst. Herb. 
Mus. Paris 4: ide. 
%» Cuurca, A. oy: vn the floral mechanism of Arama mirabilis Hooker. 
Phil. Trans. Roy. Soc. London 205:115~151. pls. 9-13. 
