TERMS.] 



OUTLINE. 



355 



22. Eared (auriculatus) ; having two small rounded lobes at the base. 



23. Crescent-shaped (lunatiis, lumilatus, f semilunatus) ; resembling the figure 

 of the crescent ; as the glandular apex of the involucral leaves of many 

 Euphorbias. 



24. Kidney-shaped (reniformis, t renarius) ; resembling the figure of a kidney ; 



that is to say, crescent-shaped, with the ends rounded ; as the leaf of 



Asarum europaeum. 

 4 2.). Arrow-headed (sagittatus) ; gradually enlarged at the base into two acute 



straight lobes, like the head of an arrow ; as the leaf of Rumex Acetosella. 



26 



27 



26. Halbert-headed (JwMatus) ; abruptly enlarged at the base into two acute 

 diverging lobes, like the head of a halbert ; as the leaf of Arum maculatum. 



27. Fiddle-shaped (panduratus, panduriformis) ; obovate, with a deep recess or 

 sinus on each side ; as the leaves of Rumex pulcher. 



28. Lyre-shaped (lyratus) ; the same as panduriform, but with several sinuses 

 on each side, which gradually diminish in size to the base j as the leaf of 

 Geum urbanum, Raphanus Raphanistrum. 



29. Runcinate, or hook-backed (nmcinatus} ; curved in a direction from the 

 apex to the base ; as the leaf of Leontodon Taraxacum. 



A A 2 



