6 



PUBLIC HEALTH BULLETIN NO. 286 



BiDENTATB. — Bearing two teeth at tip (fig. 11). 



Bilateral. — Having, or arranged upon, two corresponding sides. 



Blade. — The expanded portion of a leaf (fig. 12). 



Bract. — A modified leaf usually subtending a flower or flowers (fig. 13). 



Bractlet. — A small bract. 



Caltx. — The outermost circle of flower parts; made up of sppals (fig. 14). 



Blade 



Figure 11. 



Figure 12. 



Figure 13. 



] Calyx 



Figure 14 



Cancellate. — With a cellular-like surface (fig. 15). 



Capsule. — A dry dehiscent fruit composed of more than one carpel. 



Carpel. — A simple pistil or one of the parts of a compo.und pistil (fig. 16). 



Ciliate. — Fringed with hairs (fig. 17). 



Ciliolate. — Minutely ciliate. 



Claw. — The contracted stalk-like base of a petal (fig. 18). 



Stigma- 

 Style. 



Figure 15. 



Figure 17. 



Compound. — Composed of two or more similar parts united to form one whole; 



for instance, a leaf (fig. 19) . ^ 

 Cordate. — Heart-shaped with the tip upward (fig, 20). 

 Coriaceous. — 'With leathery texture. 

 CoRM. — A hard, bulb-like base of a stem (fig. 21). 

 Corolla. — The inner circle of flower parts: made up of petals which are often 



colored and showy (fig. 22) 



'Leaflet 

 Figure 19. 



Figure 20. 



Figure 21. 



Corolla 



Figure 22. 



