Paper, 'An account of the veins and arteries of leaves' by Frank Nicholls Nicholls describes his dissection of leaves following the method of Albertus Seba (see CLP/10ii/8-9) and his discovery of a network of fibres in the leaves and stems of the plant. Subject: Botany Published in Philosophical Transactions as 'An account of the veins and arteries of leaves'. Read to the Royal Society on 11 June 1730. [1730]