* 
■ij S' 
' .-v n* 
7* 27 
GO 
• fM 
m 
f 
Jk % 
% K 
? * 
M * >• 
29 
30 
?v 7 <* * v 
i * u • » 
*. ♦' 32 
% 
« 
•fc 
. 4 33 
34 
Figs. 24—34. Chromosomes at metaphase I of meiosis in PMCs of species and hybrids of Dendrobium 
(2,100 X)- 24, D. undulatum, 1911. 25, D. phalaenopsis, 19H. 26, D. macrophyllum, 19H. 27, D. veratrifolium 
x D. stratiotes, 1911. 28, D. superbiens, 1811 + 21. 29, D. phalaenopsis x D. undulatum, 1811 + 21. 30, D. 
stratiotes x D. undulatum , tetraploid, 3811. 31, D. phalaenopsis x D. gouldii, tetraploid, 3811. 32, D. atrovio- 
laceum x D. macrophyllum, 2n = 37, 1 III + 1711. 33, D. lasianthera x D. macrophyllum, 1211 -j- 141. 
34, D, phalaenopsis x D. New Guinea, 311 + 321. 
