IV 
Contents. 
No. VII. 
PAGE 
Campbell, D. H. — The development of Pilularia globulifera, L. (with 
Plates XIII, XIV, and XV) . 233 
Murray, George, and Boodle, Leonard A. — A structural and 
systematic account of the genus Struvea (with Plate XVI) . 265 
Schonland, Selmar. — Contributions to the Morphology of the 
Mistletoe (Viscum album, L.) (with Plate XVII) . . . 283 
Tohnson, T. — On Sphaerococcus coronopifolius, Stackh. (with Plate 
XVni) .......... 293 
Ridley, H. N. — On the foliar organs of a new species of Utricularia 
from St. Thomas, West Africa (with Plate XIX) . . . 305 
Hartog, Marcus M. — On the floral organogeny and anatomy of 
Brownea and Saraca (with Woodcuts 14, 15, 16) . . . 309 
Marshall-Ward, H. — A lily-disease (with Plates XX, XXI, XXII, 
XXIII, and XXIV) 319 
NOTES. 
Farlow, W. G. — Apospory in Pteris aquilina (with Woodcuts 17, 18, 
19, and 20) .......... 383 
Vines, S. H. — On the relation between the formation of tubercles on 
the roots of Leguminosae and the presence of nitrogen in the 
soil 386 
Farmer, J. Bretland. — On the development of the endocarp in 
Sambucus nigra (with Woodcuts 21, 22, and 23) . . . 389 
No. VIII. 
NECROLOGY for 1888 393 
RECORD OF CURRENT LITERATURE Ixi-cxxxviii 
