COROLLA. 51 



3. Form. 



1. BELL-SHAPED, (campanulata.) PL 13, fig* 9. 

 Without a tube, expanding immediately from the re- 

 ceptacle. Ex. Bell-flower, Campanula. 



2. FUNNEL-SHAPED, (infundibuliformis.) PL 13, fig. 



10. Tubular at bottom, but gradually expanding to- 

 wards the top. Ex. Thorn-Apple, Datura. 



3. SALVER-SHAPED, (hypocrateriformis.) PL 13, fig* 



11. Having the border spread out horizontally and 

 placed on a tube. Ex. Phlox. 



Observation. Resembling an old-fashioned salver. 



4. WHEEL-SHAPED, (rotata.) PL 13, fig. 12. Aflat 

 border with scarce a tube. Ex. Potatoe, Solanum tu- 

 berosum, and Borage, Borago. 



5. RINGENT, (ringens.') PL 13, fig. 13. Irregular 

 and gaping like the mouth of an animal. Ex. Hyssop, 

 Hyssopus. 



Observation. A ringent flower is an irregular one-petaled co- 

 rolla, the border of which is divided into two parts,, called the up- 

 per and the lower lips. 



The following terms are sometimes applied to the 

 parts of a ringent corolla. 



1. Helmet, (galeaj PI. 13, fig. IS, a. The upper 

 lip. 



2. Beard, (&ar6a.) PL 13, fig. 13, b. The lower 

 lip. 



3. Gape, (rictus) the space between the lips. 



4. Throat or Jaws, (faux) the opening of the tube. 



5. Palate, (palatum) the prominent swelling in the 

 throat. 



6. Neck, (cottum) the upper part of the tube. 



6. PERSONATE, (personata.') PL 13, fig. 14. Re- 

 sembling the ringent, but having the throat closed with 

 a permanent swelling called the palate, (palatum.) Ex. 

 Toad-flax, Antirrhinum. 



7* TUBULAR, (tubulata.) PL 16, fig. 1, a. Is ap- 



