Arboretum » Campus Plant Identification – McConnell Center » McConnell Center east sidewalk – Aloe barbarae, Echeveria ‘Morning Light,’ Agave americana (Century plant), Aeonium arboreum atropurpureum (Purple aeonium) McConnell Center east sidewalk – Aloe barbarae, Echeveria ‘Morning Light,’ Agave americana (Century plant), Aeonium arboreum atropurpureum (Purple aeonium)