Florian Möllers / Chinese farmers 'separating the wheat from the chaff', here with yellow peas (Pisum sativum). Zhouzhi Nature Reserve, Shaanxi, China, October 2006.

Ernie Janes / Peas (Pisum sativum) 'Kelvedon Wonder' growing in vegetable garden.

Ernie Janes / Pea pod (Pisum sativum) ready to be harvested, on cream background. England, UK.

Ernie Janes / Pea pods (Pisum sativum) in field, ready to be harvested. England, UK.

Adrian Davies / Common Peas (Pisum sativum) in pod showing alternate packing arrangement, studio shot, UK

Paul Harcourt Davies / Wild Pea (Pisum sativum) in flower in garden, Podere Montecucco, Orvieot, Umbria, Italy

Kirkendall-Spring / Peas in a pod from an urban garden, Washington, USA, July 2013.

Paul Harcourt Davies / Wild Pea (Pisum sativum) flower, near Orvieto. Italy

Florian Möllers / Peas (Pisum sativum) spread on the ground for drying in the sun. Zhouzhi Nature Reserve, Shaanxi, China, October.

Florian Möllers / Chinese farmers 'separating the wheat from the chaff', here with yellow peas (Pisum sativum). Zhouzhi Nature Reserve, Shaanxi, China, October 2006.

Gary K. Smith / Freshly picked garden Peas (Pisum sativum) 'Twinkle' variety. Norfolk, England, July.

Nature Production / Garden Pea (Pisum sativum) plant with dark pea pods, Japan