Their leaves vary in area from less than 1 square millimetre to greater than 1 square metre. Large-leaved plants predominate in tropical jungle - something that was noted as early as the 19th Century.

Leafsnap is a free app that identifies plant species of all kinds, from flowers and bark to fruit and trees. Go for a walk, take a shot of a leaf, and this little wonder will identify the plant it ...

It can vary in size quite considerably, sometimes surviving in regularly mown lawns by producing small, prostrate leaves, but usually growing quite large in pastures and waste areas, out-competing ...

Trifoliate leaves, with long narrow leaflets serrated at the tips. Stipules are large anointed. Flower is commonly purple but may vary among shades of white, yellow and purple. Deep taproot. Hay, ...

Rye tends to be taller thank wheat. This plant is a bunch type grass with many upright tillers. The leaves, like most small grains are rolled in the whorl. Flat leaf blades and dense flower spikes.

Plant leaves need a large surface area to capture sunlight for photosynthesis. Dr. Emanuele Scacchi and Professor Marja Timmermans from the Center for Plant Molecular Biology at the University of ...

Summer leaves are deep green, 4-7 inches across, with five to seven large, pointed ... Sweetgum is a host plant for the hickory horned devil caterpillar of the regal moth and the imperial moth.