288 BOTANICAL GAZETTE [OCTOBER 
In the lower sporophylls the bract and scale bundles originate 
in close proximity at the base of the gap. In the lowest sporophylls 
the vascular supplies to both organs originate as one bundle, and 
i pes A eo Fs 
a oo 
Fics. 36-57.—Keteleeria Fortunei: fig. 36, longitudinal section of sporophyll, 
X16; figs. 37-42, transverse sections of sporophyll from upper half of strobilus; 
figs. 36-39, two gre bundles divide actively, a single strand is given off to each ovule 
(fig. 41, 0), X7; figs. 43-48, from one of lower sporophylls, bract and scale bundles, 
close together in octet (fig. 47), gradually separate, 34; figs. 49-55, from one of 
lowest sporophylls, bract and scale bundles united in origin gradually become distinct, 
X34; fig. 56, longitudinal section of young sporophyil, wale (S) still leper 
small, X7; fig. 57, transverse section of one of | 
(x, y) between ovules (0), 16 
the two systems separate later for their respective organs. In 
some of the lowest sporophylls the scale supply begins blindly in 
the scale. 
