516. PHANEROGAMIC BOTANY OF THE MATTO GROSSO EXPEDITION, 1891-92. 
PLATE XXXVI. 
Fig. 1. Diplothemium jangadense.. 2, Small portion of a leaf. 3. Rhachis of leaf in transverse section. 
4. Inflorescence and spathe. 5. Side view of a male flower. 6. A sepal, and 7. A petal from 
the same. 8. Andreecium from which all but one anther have been removed. 9. Idioblasts 
containing raphides arranged along the margin of a sepal. 10. Sepal, and 11. Petal from a 
female flower. 12. Pistil from which the third stigma has been cut away. 
Puate. XX XVII. 
Fig. 1. Luziola pusilla. 2. Female inflorescence. 3. Lower valvule. 4. Upper valvule. 5. Pistil. 
6. Lodicule. 7. Inflorescence bearing a caryopsis. 8. Ripe caryopsis magnified.— 
9-23. Pogochloa brasiliensis. 10. Diagrammatic scheme of floral arrangement. 11. A spikelet.. 
12. Glume I. 13. Glume II. 14. Lower valvule. 15 and 16. Upper valvule. 17. A stamen. 
18. Pollen-grains. 19. A lodicule. 20. Pistil. 21. View of the upper part of a spikelet, 
showing the rudimentary floscule. 22 and 23. Views of the ripe caryopsis. 
PLATE XXXVIII. 
Figs. 1-4. Ephedranthus parviflorus. 1. Stem in transverse section ; sc. sclerenchyme ; pA. phellogen ;: 
end. endoderm ; per. pericycle ; prz. protoxylem. 2. View of a small piece of leaf from above, 
showing the crystal-containing epidermal cells which form the outer covering of the ribs.. 
8. Transverse section of leaf, showing sclerenchyme running up to the epiderm. 4. Small 
piece of epiderm detached: s. subsidiary cells of stomate.—5-12. Stormia brasiliensis. 
5. Transverse section of stem (lettering as before). 6. Epiderm from lower side of a leaf: 
5. the subsidiary cells. 7. Section of leaf: gl. an immersed gland. 8. Diagram showing 
arrangement of the leaf-traces. 9. Diagrammatic view of an anther-cell, showing the row of 
superposed pollen-chambers. 10. An anther in transverse section; az. axial and ab. its ab- 
axial side; sc. sclerenchyme elements; vb. the delicate vascular bundle; me. the septal mem- 
brane (the cells here are too sharply outlined and are not quite correctly shown, see fig. 12). 
11. A pollen-chamber in longitudinal section (lettering as before). 12. View of a portion of 
an anther in transverse section, showing part of a septal membrane. 
PLATE XXXIX. 
Figs. 1-5. Desdemona pulchella. 1. Stem in transverse section : sc. sclerenchyme masses at corners of 
stem; scp. sclerotic parenchyme cell; bf. scattered groups of bast-fibres. 2. Section through. 
midrib of leaf. 3. View of a gland upon the upper face of a leaf. 4. The same seen from above.. 
5. Epiderm from above, showing the puckered walls. —6-12. Brosimopsis lactescens. 6. Section 
of stem (lettering as in last Plate). 7. Leaf in transverse section. 8-9. Latex-tubes and cells 
from the pith. 10-12, Ditto from a cotyledon. 13. Diagrammatic view of magnified leaf of 
Zygella graminea in transverse section, showing relation between the vascular bundles and the 
masses of sclerenchyme. 14. Leaf of Pogochloa brasiliensis in transverse section; the cells 
containing chlorophyll are shaded. 15. Ripe grain of the same in section. 16. Part of the: 
grain more highly magnified: gl. the gluten (aleurone) layer. 
