28 PRACTICAL BOTANY. 



24. Lobes rounded, surface wider tlian long (high),. , . 



reniform, or Jcidneyshaped (k) 



Lobes pointed and turned outward 



hastate, or halierd-sha^ed (1) 

 68. More compact bodies — namely, organs in which 

 tlie three dimensions of space are more obviously repre- 

 sented — are divided into hollow and not hollow (or solid) 

 bodies. 

 Key to their forms: 



1. Bodies hollow (Cut IV., a— g) 2 



Bodies not hollow 9 



2. Cavity of nearly equal width throughout 3 



Cavity of plainly unequal width 4 



3. A narrow tube of equal width, or nearly so, and 



open above tubular (a) 



A tube widening rapidly toward the rounded 

 top club-shaped, or clamate. 



4. Cavity abruptly narrowed above, near the limb, 



or orifice, so as to form a neck there 5 



Cavity enlarged above 6 



6. Neck short urn-shaped,or urceolate (b) 



Neck long bottle-shaped (c) 



6. With a shorter or longer tube below 7 



With no tube below 8 



7. Enlarging upward gradually, and representing an 



inverted, hollow cone .funnel-shaped (d) 



Abruptly enlarged above into a flat, spreading 

 limb, and with a tube of rather even width. 

 Sdloer-shaped, or hypocrateriform (e) 



8. Forming a hemisphere, open above. . cup-shaped (f ) 

 Eesembling a bell hell-shaped (g) 



9 (1). Circumscribed by one curved surface only. . . 10 



With onfi or several flat or plane surfaces 13 



10. Withouta stalk 11 



