Definition of "procumbent" []

• Lying face down; prone. (adjective)
• Botany Trailing along the ground but not rooting: a procumbent vine. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Only four alien species are widespread on the island, but the integrity of the ecosystem has recently been threatened by the invasion of an alien groundcover, procumbent pearlwort Sagina procumbens."
• "The major recent invasion there by procumbent pearlwort required an eradication program during 1999-2000 and the weed will need monitoring and containment for several years."
• "The unusual long-armed Sapeornis, also from the Jiufutang Formation, had a rather short, Caudipteryx-like skull, and short, conical, unserrated, procumbent teeth projected from its premaxillae (Zhou & Zhang 2003)."