OF THE FOSSIL PLANTS OF THE COAL-MEASURES.—PART XIIT. 
303 
Figure. 
Plate. 
Kaloxylon Hookeri. 
20 
23 
Transverse section of a stem with its axial vessels, exogenous 
wedges, and phloem, from Halifax. X 32 diameters. C. N. 
1238, p. 294. 
21 
23 
Transverse section of the peripheral end of a vascular wedge of 
fig. 20, with its phloem enclosed within the wavy outline of the 
endoclerm or inner border of the cortex. X 63 diameters. 
C. N. 1238, p. 294. 
22 
24 
Transverse section of a specimen from Halifax devoid of any 
exogenous zone, but with numerous tubular lacunae in its cortex. 
X 51 diameters. C. N. 1234, p. 295. 
23 
• • 
By accident no corresponding figure. 
24 
23 
One of the lacunae of the cortex further enlarged, and with a solid 
carbonaceous substance in its interior. Page 295. 
25 
23 
A similar lacuna to fig. 24, only with the carbon in its interior in 
the form of a ring. Page 295. 
26 
23 
A transverse section from Halifax, the centre of which approxi¬ 
mates to that of fig. 22, but which centre is surrounded by 
exogenous bundles with phloem elements. C. N. 1233, p. 295. 
27 
24 
A fine transverse section from Halifax, with a considerable 
development of parenchyma in its vasculo-medullary axis, from 
the periphery of which a rootlet is being given off. X 51 
diameters. C. N. 1629, p. 295. 
28 
24 
Transverse section of a rootlet (?) from Oldham. X 39 diameters. 
C. N. 1239, p. 296. 
29 
23 
A second, rather smaller, section like fig. 28. X 39. C. N. 1239, 
p. 296. 
29a 
23 
Transverse section of the vascular bundle of fig. 29. Enlarged 
187 diameters. Page 296. 
30 
24 
Centre of a section from Halifax, with a quadrangular vascular 
bundle surrounded by a cylinder of small cells. X 156 diameters. 
C. N. 1629, p. 296. 
31 
24 
Obliquely transverse section of a vascular bundle of a specimen 
resembling fig. 30, with a quadrangular bundle surrounded by a 
delicate parenchyma. X 77. C. N. 1234, p. 296. 
32 
24 
A transverse section of a second example like fig. 31, from Halifax. 
X 99. C. N. 1629, p. 296. 
33 
24 
A transverse section of a small rootlet (?) from Oldham. X 39 
diameters. C. N. 1239, p. 296. 
