Glossary of "Plant Biology (1st ed.)" by Graham et al. (2003)
- The simple indehiscent dry fruit found in cereals such as corn, wheat, and barley, and also called a grain. The fruit contains a single seed whose outer seed coat is fused to the fruit wall.
- Graham, L. E., Graham, J. M. & Wilcox, L. W. 2003. Plant Biology. -xxxv + 497 pp. Pearson Education, Inc., Upper Saddle River.