93 
through his endeavors the distribution of Canadian Plants is be- 
coming thoroughly worked out. N.. 1B, 
Catasetum fimbriatum. (Bot. Mag. t. 7158). 
Choisya ternata. (Gard. xxxix. 115, illustrated. 
A description and representation of this plant as it appears 
ina Devonshire garden. 
Clethra alnifolia, var. tomentosa. (Gard. and For. iv. 64, f. 
14). 7 
Contributions a la Flore de l’ Amérique équatoriale. Em. Drake 
del Castillo. (Journ. de Bot. iii. 73-77, 237-240). 
This is an enumeration of the Ericacee aud Campanulacez 
collected by H. Poortmann in 1881-1882 in the Andes of 
Ecuador and Peru. New species are described in the genera 
Macleania, Orthea, Ceratostemma, Befaria and Centropogon. 
Coreopsidee and Tagetinee—Studies in. T. S. Brandegee. (Zoe, 1. 
308-314). 
A discussion of species in the genera Leptosyne, Hetero- 
spermum, Bidens, Porophyllum and Tagetes, with descrip- 
tions of Bidens nudata, B. refracta, Tagetes lacera and T. scabra 
as new, all from Lower California. 
Dahlias in Mexico. C. G. Pringle. (Gard. and For. iv. 50, 51). 
Notes on Dahlia pubescens, D. dissecta, D. coccinea and 
D. variabilis. | 
Descriptions of Three New Species of Myxomycetes, with 
Notes on other Forms in Century XXV. of Ellis and Ever- 
hart’s North American Fungt. Geo, A. Rex. (Proc. Acad. 
Nat. Sci. Phil. 1890, Part ii, 192-196). 
The three new species described in this contribution are 
Physarum tenerum, Trichia subfusca and T. erecta. 
Diplacus.—Revision of the Genus. Edward L. Greene. (Pit- 
tonia, ii. 141-157). 
6 species are recognized. D. longifiorus, Nutt., replaces D. 
arachnoideus, Greene, Bull. Cal. Acad. i. 210, and D. grandt- 
florus replaces D. longiflorus, Greene, 1. c.i,96. D. stellatus, 
Kell. and D. Jatifolius, Nutt. are referred to D. glutinosus 
(Wendl.), Nutt. as varieties. 
Dipladenia illustris, var. glabra. (Bot. Mag. t. 71 56). 
