THE FRUIT 299 
pericarp splits vertically through the whole or a part of its length, 
along sutures or lines of coalescence of adjacent carpels. 
Legumes usually dehisce by both ventral and dorsal sutures. 
Irregular or abnormal dehiscence has no reference to normal 
sutures, as where it is TRANSVERSE or CIRCUMSCISSILE, extending 
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Neal lobe J 
Fic. 225,—A. The aggregate fruit of the Strawberry as seen in median longi- 
tudinal section, X 24. B,Asingle achene. The greater bulk of this fruit consists 
of a fleshy receptacle. Partially imbedded in the surface of this receptacle are 
numerous seed-like bodies which represent true fruits or achenes. (After Robbins.) 
around the capsule either entirely or forming a hinged lid, as in 
Hyoscyamus, or detached. 
Deniscence is called Porous or Apicat when the seeds 
escape through pores at the apex, as in the Poppy; VaLvu.ar, 
when valve-like orifices form in the wall of the capsule. 
VALVULAR DEHISCENCE.—There are three kinds of valvular 
dehiscence, viz.: septicidal, loculicidal and septifragal. Srp- 
