Scop.   This opportunistic grass is the nemesis of homeowners wanting to cultivate a manicured lawn, perennial flower beds, and meticulous walkways. Digitaria sanguinalis is an annual plant that can grow up to 0.50 metres tall. As you might imagine, the hairy type (Digitaria sanguinalis) is so-called because, if you inspect its leaves and stems, you will find many small hairs all over the plant. Wiederholt RJ; Stoltenberg DE, 1996. It grows in clumps with stems that radiate out from the center and resemble crab legs. Habit. • Digestibility / Mineral Analysis: Study on digestibility (IVDMD) and metabolizing energy (ME) study yielded 59.3% and 7.99% at early bloom, respectively, and 42.6% and 5.52% at maturity, respectively. Digitaria sanguinalis (dij-ih-TARE-ree-uh san-gwin-NAY-liss) means red fingers. purple crabgrass. Known Hazards There is a report that the leaves might be cyanogenic large crabgrass. Digitaria sanguinalis forms a very dense mat that can mature to be a really thick clump about 2-3″ tall. Hairy crabgrass - Herbal Medicine - An illustrated compilation of Philippine medicinal plants by Dr Godofredo Umali Stuart with botanical information, chemical properties, folkloric uses and research studies. This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Synonyms (former Scientific Names): Syntherisma sanguinalis . Notes on Taxonomy and Nomenclature Top of page. purple crabgrass. Digitaria sanguinalis is a species of grass known by several common names, including hairy crabgrass, hairy finger-grass, large crabgrass, crab finger grass, purple crabgrass. It is harvested from the wild for local use as a food, medicine and source of materials. The more established the grass is, the more likely it’ll spread. Crabgrass grows from a rosette (kinda looks like a crab) and the older leaves and sheaths can turn red to maroon. hairy crabgrass. Crab grass, Digitaria sanguinalis. Likewise, the common name of the smooth type derives from the fact that its leaves and stems are relatively hairless. Large crabgrass germinates in the spring and competes with turf during the summer months. This weed has had many names, among which D. adscendens may still be quite often used, though D. ciliaris is generally regarded as the preferred name. Leaves are flat, measuring 0.75-6 inches long and up to 0.5 inches wide, with a prominent mid-rib and pubescent on both sides. Digitaria (crabgrass' botanical name) is a warm-season annual that reproduces by seed. Panicum sanguinale . Crabgrass (Digitaria sanguinalis) is an annual in the grass family (Poaceae). Similar fitness between large crabgrass (Digitaria sanguinalis) accessions resistant or susceptible to acetyl-coenzyme A carboxylase inhibitors. 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