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IOWA ACADEMY OF SCIENCE Vol. XXV. 191S 



a very much larger terminal leaflet ; leaflets similar in form, 

 ovate, acuminate, serrate, slightly lighter green l^elovv; leaflets 

 and })etiole glandular-pubescent ; strongly veined ; early leaves 5 

 to 7 leaflets. Marg-ins of lower surface of leaf with glandular 

 multit^ellular 3 to several celled trichomes; the trichomes some- 



Fig. '49. — iSeedlins of Carya orata. Drawn by C. M. Kin"4'. 



what constricted Itclow the ulaiul: ("ells decidedly granular. Sec- 

 ond kind of trichome, simple, straight or curved, rather thick- 

 walled. Teeth also gla.ndular tipped. Seeds planted in seed-bed 

 ont doors fall of 1917, 80 per cent .uerminated by .June 1, 1918. 



Carya ovaia (Mill) K. Koch. Ilickory-nut. Seed planted in 

 greenhouse in tlio fall, seedling aiipeared above .surface, April 



