Vlll 
Index. 
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Willis, J. C. — The Floras of the Outlying Islands of New Zealand and their Distribution. 
With two Maps and twenty-one Tables in the Text 267 
On the Floras of Certain Islets outlying from Stewart Island (New Zealand). 
With one Map in the Text 479 
Wormald, H. — The ‘Brown Rot’ Diseases of Fruit Trees, with Special Reference to two 
Biologic Forms of Monilia cinerea, Bon. I. With Plates XXV and XXVI . . 361 
Worsdell, W. C. — The Origin and Meaning of Medullary (Intraxylary) Phloem in the Stems 
of Dicotyledons. II. Compositae. With twenty-seven Figures in the Text . . 421 
B u LIST OF ILLUSTRATIONS. 
a. Plates. I. Mesoxylon and Mesoxylopsis (Scott). 
II. Mesoxylopsis and Mitrospermum (Scott). 
III. Mesoxylon (Scott). 
IV. Clepsydropsis (Sahni). 
V-V1I. Nephrodium hirtipes (Steil). 
VIII-XII. Mitoses in Osmunda (Digby). 
XIII. Leguminous Root-nodules (Spratt). 
XIV-XVIII. Chloroplasts of Desmids (Carter). 
XIX, XX. Micrasterias (Carter). 
XXI. Colletotrichum (Dey). 
XXII-XXIV. Nemalion (Cleland). 
XXV, XXVI. Monilia (Wormald). 
XXVII. Cladophoraceae (Carter). 
XXVIII. Phylloglossum (Osborn). 
. Figures. i. Transverse section of fertile shoot, a, and its branch, b (Scott) . . 2 
2. Transverse section of fertile shoot, a, and bracts, B. At B, two bracts, 
belonging to a branch of the shoot (Scott) 5 
3. Part of a branch of Cordaites laevis (restored). It bears several leaves 
and two inflorescences, the upper ?, the lower <5, with distichous floral 
buds. From Grand’Eury (Scott) . . . .. ( . 9 
Map of New Zealand and outlying islands (Willis) . . . . 25 
26 
» » 1 ? j) ?;•••• 
1. Flower of Eranthis hyemalis. The roman numerals indicate the order 
of dehiscence (Salisbury) 48 
2. Eranthis hyemalis. A and B, flowers with the androecium dissected 
away, showing the paired character of the supernumerary honey- 
leaves (/) ; c, floral diagram of typical cyclic flower; d, partially 
bifurcated honey-leaf ; E and F, petaloid honey-leaves ; g and H, 
honey-leaves bearing anthers (a) ; 1 and j, branched stamens ; K, seal 
of outer perianth segment ; L, of inner perianth segment ; M, scar of 
nectary; n, scar of stamen ; v.b. vascular strand (Salisbury) . 49 
3. Ditto. Empirical diagrams showing arrangement of honey-leaves and 
stamens (Salisbury) 51 
4. Variation ‘curves’ for perianth, honey-leaves, and gynaeceum of E. 
hyemalis (Salisbury) 52 
5. Eranthis hyemalis. A and B, lobed perianth segments; c, trilobed 
bract replacing a perianth member ; d, partially virescent perianth 
segment ; e-g, lobed perianth segments ; H, partially coloured bract ; 
1, supernumerary perianth segment (Salisbury) . . . .53 
