▁Awards ▁and ▁hon ours ▁ ▁In ▁ 2 0 0 3 , ▁S ow un mi ▁received ▁an ▁honor ary ▁Doctor ▁of ▁Philosoph y ▁degree ▁in ▁the ▁Human ities ▁by ▁U pp s ala ▁University ▁to ▁recogn ised ▁her ▁out standing ▁scholar ship ▁and ▁research ▁and ▁teaching ▁contributions ▁in ▁environmental ▁arch ae ology ▁and ▁pale ob ot any . ▁ ▁Selected ▁publications ▁ ▁M . A . ▁S ow un mi . ▁ 1 9 7 2 . ▁Pol len ▁morph ology ▁of ▁the ▁Pal ma e ▁and ▁its ▁bearing ▁on ▁tax onomy . ▁Review ▁of ▁Pala e ob ot any ▁and ▁Pal yn ology ▁M . A . ▁S ow un mi . ▁ 1 9 7 3 . ▁Pol len ▁gra ins ▁of ▁Niger ian ▁plants : ▁I . ▁Wo ody ▁species . ▁Gran a ▁R . J . ▁du ▁Ch ê ne , ▁M . S . ▁O ny ike ▁& ▁M . A . ▁S ow un mi ▁ 1 9 7 8 . ▁Some ▁new ▁E oc ene ▁pol len ▁of ▁the ▁Og w ashi - As aba ▁Form ation , ▁south - e astern ▁Niger ia . ▁Rev ista ▁Españ ola ▁de ▁Mic rop ale ont ología ▁ 1 0 ( 2 ), ▁p . ▁ 2 8 5 - 3 2 2 . ▁M . A ▁S ow un mi . ▁ 1 9 8 1 . ▁As pect s ▁of ▁Late ▁Qu atern ary ▁Veg et ational ▁Ch anges ▁in ▁West ▁Africa . ▁Journal ▁of