Summary ²

Digitaria sanguinalis is a species of grass known by the common name hairy crabgrass or large crabgrass. It is one of the better-known species of crabgrass, and one that is known nearly worldwide as a common weed. It is an annual grass with an inflorescence of up to nine very long, very thin, radiating branches atop its stems. Each branch is lined with pairs of very tiny spikelets. The inflorescences may be reddish or purplish.

Sources and Credits

1. (c) 2005 Luigi Rignanese, some rights reserved (CC BY-NC), http://calphotos.berkeley.edu/cgi/img_query?seq_num=172929&one=T
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Digitaria_sanguinalis

More Info

• iNaturalist.ca taxon page
• African Plants - a photo guide
• Atlas of Living Australia
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• Catalogo de Plantas y Líquenes de Colombia
• eFloras.org
• Flora Digital de Portugal
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• NBN Atlas
• New Zealand Plant Conservation Network
• OregonFlora.org
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

iNaturalist.ca Map