228 



OEGANOGRAPHT, 



Fig. 470. Fig. ill. 



Fig. 470. Blower of Rosemary (Eosmarimis). Fig. 471. Front view of 



the labiate corolla of Oaleobdolon. 



a slight modification of the personate, is sometimes termed cal- 

 ceolate. 



3. Ligulate or strap-shaped. — If what would otherwise be a 

 tubular corolla is partly split open on one side, so as to become 



Fig. 472. 



Fig. 473. 



Fig. 472. Personate corolla of Snapdragon (Antirrhinum.). I. Lower lip. 



u. Upper lip. h. Gibbous base. Fig. 473. Personate corolla of the 



Toadflax {Linaria) spurred at its base. 



flattened like a strap above, (Jigs. 474 and 475) it is called 

 ligulate or strap-shaped. This form of corolla frequently occurs 

 in the florets of the Compositse, either in the whole of those 

 constituting the capitulum, as in the Dandelion (Leontodon), or 

 only in some of them, as in the outer florets of the Ox-eye 

 {Chrysanthemum) {fig. 475). The apex of a ligulate corolla has 

 frequently fire teeth indicating its component petals {fig. 474). 



