he | 
cee ape 5 
. 
The External Form of Plants. 151 
toa false septum or replum), a siligua {when much longer 
than broad ; when only about as long as broad, a sz/ecula 
(Fig. 317)}. | 
The schzzocarp splits up, when ripe, into distinct pieces, 
called mericarps. ‘These last con- 
tain usually each a single seed, 
and as a rule remain closed, sel- 
dom opening to allow the seeds 
to escape in the manner of a 
( 
Fic. 316.— Legume of pea split Fic. 3197) — Silicula of Fic. 318. — Cre- 
lengthwise ; E outer, E N inner Cochlearia open and mocarp of the 
layer of the pericarp; L pla- showing the seeds at- fennel ; a carpo- 
centa; F funiculus; o seed. tached to the replum. phore. 
capsule. The splitting may be either longitudinal or trans- 
Fic. 319.—Bipartite schizocarp of the maple, consisting of two samarz. 
two pieces, aS occurs in Umbelliferee [where it is termed a 
cremocarp|, the mericarps separating at their lower part, and 
