Fig. 8. 
11. 
12. 
Fig, 1. 
. Ditto. Longitudinal section through outer part of tube, showing the 
KNOWLEDGE OF MONOCOTYLEDONOUS SAPROPHYTES. 215 
PrarE V. (continued). 
Ditto. Transverse section of part of scape, including one vascular 
bundle. (Zeiss 3. DD, reduced to 2.) 
. Epipogum nutans. An absorbing hair with hyphe, from subterranean 
scale-leaf. (Zeiss 2. DD, reduced to 1.) 
. Ditto. Lobed end of an absorbing hair. (Zeiss 3. D, reduced 
to 4.) 
Ditto. Sieve-tubes, showing callus on sieve-plates. (Zeiss 3. DD, 
reduced to 4.) 
Corysanthes. Section of outer layers of tuber. (Zeiss, Apo. 16 mm., 
Comp. Oc. 8, reduced to 2.) 
Prarz VI. 
Epipogum nutans, Transverse section of tuber. (About natural size.) 
attachment of one hairy scale and the upper decaying end of another. 
The dots denote starch. (Highly magnified.) 
. Ditto. Transverse section of a vascular bundle of tuber. The dark 
patches in the phloém denote callus on sieve-plates. (Zeiss 1. DD, 
reduced to 3.) 
. Ditto. Transverse section of vascular bundle of scape. The arrow 
points radially inwards. (Highly magnified.) 
. Corysanthes, Longitudinal section through top part of tuber (fu.) 
showing the base of the main flowering-axis (m.a.) and the attach- 
ment of a root-like process (r4.p.) or rhizome-branch. (Magnification 
about 2.) 
. Ditto. A multicellular outgrowth from the base of the main flowering- 
axis. (Leitz O. 3.) 
. Ditto. Transverse section through the basal part of a multicellular 
outgrowth. (Zeiss 3. D.) 
. Ditto. Longitudinal section through the outer layers cf the base of the 
main flowering-axis, showing mycorhizal mycelia and the base of a 
multicellular outgrowth. (Zeiss 2. DD, reduced to 1.) 
. Ditto. Transverse section of stele of the main flowering-axis near its 
base. (Zeiss, Apo. 8 mm., Comp. Oc. 8, reduced to 3.) 
