Index . 
xiu 
Figures. page 
Germination of White Mustard seeds at different stages of maturity as affected by 
the seed-coat and by drying the seed (Kidd and West) . . . . *441 
1-7. 1-4. Anemarrhena asphodeloides, Bunge. 5. Foeniculum vulgare, Mill. 6 and 
7. Ranunculus Ficaria, L. (Arber) 448 
8-13. 8. Asphodelus ramosus, L. 9-1 1. A. liburnicus, Scop. 12. Thalictrum flavum, L. 
13. Eremurus himalaicus, Baker (Arber) 451 
14-19. Leaf structure of Johnsoniae. 14 A-c. Sowerbeia juncea, Sm. 14 d. Clematis 
Vitalba, L. 15. Sowerbeia laxiflora, Lindl. 16 a and b. Arnocrinum Drum- 
mondii, Endl. 17 a and B. Cercis Siliquastrum, L., for comparison with 
Arnocrinum. 18 A and b. Johnsonia lupulina, R.Br. 19 a-c. Laxmannia 
grandiflora, Lindl. (Arber) 454 
20, 21. Johnsoniae. 20. Arnocrinum Drummondii, Endl. 21. Laxmannia grandiflora, 
Lindl. (Arber) 455 
22-27. Leaf structure of Allium. 22 A-c. Allium Porrum, L. (Sect. Porrum). 23 a-d. 
A. fistulosum, L. (Sect. Schoenoprasum). 24 A and B. A. Schoenoprasum, L. 
25 A and B. A. victorialis, L. (Sect. Rhiziridium). 26 A and B. A. carinatum, 
L. (Sect. Macrospatha). 27. Acacia leptospermoides, Benth. (Arber) . . 457 
28-31. Leaf structure of Allium. 28 a-e. Allium ursinum, L. (Sect. Molium). 29 a-c. 
A. Moly, L. (Sect. Molium). 30 A and B. A. Dioscoridis, Sibth. et Sm. (Sect. 
Nectaroscordum). 31 A-C. A. monanthum, Maxim. (Arber) .... 459 
32, 33* 3 2 a-d. Brodiaea congesta, Sm. 33. Polygonum amphibium, L. (Arber) . . 460 
34, 35* 34* Astelia Solandri, A. Cunn. 35. Antigonon leptopns, Hook, et Am. (Poly- 
gonaceae) (Arber) ... . . . . . . . . . .462 
36, 37. Dasylirion. 36. Transverse section of limb of leaf of D. longissimum, Lem. 
37. Transverse section of leaf margin of D. Palmeri, Trelease (Arber) . . 463 
38. Ophiopogon japonicus, Ker-Gawl, (Arber) 464 
1. Diagram showing spread of species (Willis) 472 
2. New Zealand and outlying islands (Willis) . ....... 475 
3. Soundings in the New Zealand area (Willis) . . . . . . . 480 
I. Different types of rhizophores or aerial roots, 1. Selaginella Wildenowi; 2, S. 
pilifera; 3, S. rupestris; 4, S. rubella ; 5, S. serpens (Uphof) .... 495 
II. 1, stem of S. uncinata ; 2, cross-section of stem A in 1 ; 3, cross-section of ordinary 
stem ; 4, cross-section of rhizophore B in 1 ; 5, epidermis and hypodermis of 
ordinary rhizophore ; 6, the same of rhizophore B in 1 ; 7, cross-section of young 
rhizophore; 8, cross-section of a young root with root-hairs; 9, epidermis of 
stem; 10, the same of rhizophore; ii, branching system (Uphof) . . . 498 
III. 1, cross-section of root of S. Wildenowi; 2 (a-e), development of root of same 
species ; 3-9, S. grandis (Uphof) 499 
IV. S. rubella. 1, junction of vascular bundles of rhizophore and stem ; 2, young 
rhizophore (Uphof) 501 
V. 1, 2, S. Bakeriana ; 3-7, S. Martensi (Uphof) . 502 
VI. S. Wildenowi. 1, cross-section of rhizophore ; 2, longitudinal section of epidermis 
and hypodermis ; 3, longitudinal section of thick- and thin- walled cortex ; 4, 
longitudinal section of cortex, endodermis, pericycle, protophloem, phloem, 
parenchyma, and metaxylem ; 5, cross-section of tracheides of xylem (Uphof) . 505 
VII. Section of the top part of a young rhizophore of S. Wildenowi (Uphof) . . 506 
VIII. Cross-section of root of S. rubella (Uphof) . 507 
IX. S. rubella. 1, cross-section of rhizophore ; 2, longitudinal section : some cells show 
mycorrhiza (Uphof) 508 
X. Section of root of S. serpens (Uphof) 51 1 
XI, XII. XI. Section of root of S. Bakeriana. XII. Cross-section of root of S. rupestris 
(Uphof) 514 
XIII. 1, 2, S. cuspidata; 3, 4, S. pilifera (Uphof) 515 
1-5. Spirogyra colligata, sp. nov. (Barratt) 521 
I. Anatomy of Rhododendron ponticum, L., and of Ilex Aquifolium, L., in Reference 
to Specific Conductivity (Rivett) 527 
