Index to Vols. 
Stephens, E. L. : Note on the Anatomy of 
Striga lutea, Lour., 26, 1125. 
— The Development of the Seed-coat of 
Carica Papaya (*), 24, 607. 
— The Embryo-sac and Embryo of certain 
Penaeaceae (*), 23, 363. 
— The Structure and Development of the 
Haustorium of Striga lutea (*), 26, 1067. 
— and Sykes, M. G. : Preliminary Note on 
Apogamy in Pteris droogmantiana, 24, 487. 
Stephensia, description, 23, 254. 
— bombycina, description (*), 23, 254. 
Sterility in Oenothera gigas (*), 25, 927 ; in 
O. Lamarckiana (*), 25, 952. 
Stevens, W. C. : On the Development of 
the Sporangia and Spores of Aneimia 
phyllitidis (*), 25, 1059. 
Stigeosporium, n. gen., diagnosis, 30, 357. 
— marattiacearum, n.sp., diagnosis, 30, 357. 
Stigmaria with centripetal wood (*), 22, 
221; periderm (*), 22, 222; secondary 
wood (*), 22, 224. 
Stiles, W. : On the Interpretation of the 
Results of Water Culture Experiments, 
30, 427. 
— On the Relation between the Concentra- 
tion of the Nutrient Solution and the Rate 
of Growth of Plants in Water Culture, 
29, 89. 
— The Podocarpeae (*), 26, 443. 
— The Structure of the Aerial Shoots of 
Psilotum flaccidum, Wall. (*), 24, 373. 
— see Brooks, F. T., and also Sykes, M. G. 
— and Jorgensen, I. : Studies in Permea- 
bility. I. The Exosmosis of Electrolytes 
as a Criterion of Antagonistic Ion-action 
(*), 29, 349- 
Id. II. The Effect of Temperature on 
the Permeability of Plant Cells to the 
Hydrogen Ion (*), 29, 6ri. 
Stipulus in the Stellatae, morphology (*), 
30, 197, 601. 
Stomata, development in Gnetum Gnemon 
(*), 27, 365 ; of halophytes, behaviour (*), 
25, 499 ; in hypogeal cotyledons, 28, 545 ; 
of succulents, 26, 416; of Tradescantia 
pulchella, occlusion, 27, 369. 
Stomatal behaviour during wilting (*), 30, 
47- 
— investigation, use of porometer in (*), 
30, 57. 
Stopes, M. C.: A New Araucarioxylon 
from New Zealand (*), 28, 341. 
— A Note on Wounded Calamites (*), 21, 
277. 
— A Reply to Prof. Jeffrey’s Article on 
Yezonia and Cryptomeriopsis, 25, 269. 
— An Early Type of the Abietineae (?) from 
the Cretaceous of New Zealand (*), 30, 
hi. 
— Further Observations on the Fossil 
Flower, Cretovarium (*), 24, 679. 
— On the True Nature of the Cretaceous 
XXI-XXX. 35 
Plant Ophioglossum granulatum (*(, 25, 
9°3- 
Stopes, M. C. : The Internal Anatomy of 
Nilssonia orientalis (*), 24, 389. 
— and Fujii, K. : Studies on the Structure 
and Affinities of Cretaceous Plants, 24, 
231. 
— and Kershaw, E. M. : The Anatomy of 
Cretaceous Pine Leaves (*), 24, 397. 
Stoward, F. : A Research into the Amy- 
loclastic Secretory Capacities of the Em- 
bryo and Aleurone Layer of Hordeum, 
with Special Reference to the Question 
of the Vitality and Auto-depletion of the 
Endosperm. Part I, 25, 799. 
— Id. Part II, 25, 1147. 
— On Endospermic Respiration in Certain 
Seeds, 22, 415. 
Stratification in the vegetation of a marsh, 
and its relations to evaporation and tem- 
perature (*), 23, 275. 
Strength and development of grain of T riti- 
cum vulgare (*), 23, 1 17. 
Striga lutea, the plant (*),26, 1067; anatomy, 
26, 1125. 
— - — the haustorium, connexion with host 
(*), 26, 1070; development and origin (*), 
26, 1068; nutrition mechanism, 26, 1073; 
structure (*), 26, 1068. 
Struthiopteris, phyletic consideration (*), 
26, 300. 
Strychnine on somatic cells, action of, 25, 
1069. 
Suaeda, spp., seedling-structure, 26, 186. 
Succulence, transpiring surface in relation to, 
26, 410. 
Succulent plants, transpiration (*), 26, 
409- 
Sugar, method of locating by ozazones 
(*), 29, 369. 
Summers, F. : On the Occurrence of Lens- 
cells in the Epidermis of Mesembryanthe- 
mum pseudotruncatellum (*), 25, 1137. 
Surinam disease (*), 25, 363. 
Suspensor of Helminthostachys zeylanica, 
24, 6 1 1. 
Sutcliffia, affinities and structure of a new 
specimen (*), 26, 1031. 
— insignis, affinities, 26,1058; extra-fasci- 
cular strands (*), 26, 1053; ground 
tissue and secondary cortex (*), 26, 1051 ; 
histology of leaf-traces (*), 26, 1047, of 
phloem (*), 26, 1046, of wood (*), 26, 
1043; meristeles, course (*), 26, 1037; 
structure (*), 26, 1033. 
Sutherland, G. K., and Eastwood, A. : 
The Physiological Anatomy of Spartina 
Townsendii (*), 30, 333. 
Swainsona Cadelli, seedling-structure (*), 
27, 794- 
Swamp xerophytes, a resume and tentative 
hypothesis, 26, 854. 
Sykes, M. G. : Anatomy and Histology of 
