In a palmately compound leaf the leaflets are attached at the tip of the petiole. Types of Plants. Types Of Venation Planting Flowers Plants Plant Roots With over sixty different oak species in the US alone and hundreds more across the globe it can be challenging to identify oak leaves. . Inkberrys botanical name refers to the smooth leaves in comparison to other holly species with sharp spikes. Caucasian Oak leaf Scientific Name. Easy leaf rubbing activity - part art and part science kids of all ages will enjoy learning how to do leaf rubbings and get a peek into the parts of a leaf. This species is also known as box-leaved holly. There are three types of veins. Leaves on chestnut trees grow between 6 and 10 15 25 cm long and up to 4 10 cm wide. Stipules - leaf-like structures at the leaf base. Japanese Holly Ilex crenata Nativity. Midrib - central main vein arising from secondary veins. ...