28 SEEDLINGS, 
after germination increase “soso in meted in eis to their 
width, while the reverse obtai me Crucifers ; in the Crassu- 
are also succulent like the lea In some species of Elaocarpus 
(inate) the — grow considerably thus, in F. oblongus 
they ar about 6 cm. long and 2°5 em. wide near the aes larger 
in fact thar the leaf felioetnits ; they are —_ Mra persistent, like 
the true leaves, which they resemble in appea 
But the most interesting and peculiar case of subsequent growth 
is that which obtains in several genera of Onagraries, especially 
Clarkia (fig. 4), Eucharidium, and some species of (nothera, 
El Fem 
SSS 
Fie. 4, 
Clarkia pest ear _ Seedling 17 da 1d. 
ys o x 2. The original cotyledon is 
easily distinguished at the apex of the subsequent growth. é 
where an intercalary growth supervenes at the b f 
Pitcore » Which ine bi ogee nth venes at the base of the original 
alli 
; d 
Ler leaves, The eietanl sks ito remains almost unchanged 
a ee apex , from which it is sometimes 
s b uch 
ies leaf, and the single sobyheiien: of 
Cyclamen behaves in the same w sh 
way, while the hypocotyl becomes 
pe well-known, fleshy, persistent rootstock, i shoes @ quite 
