Digitaria filiformis (L.) Slender Fingergrass Habit: Tufted annual. Culms: Slender or almost filiform, 10-60 cm. tall, usually tufted, branching and leafy at the base. Blades: 3-20 cm. long, 1-4 mm. wide, flat, glabrous beneath, papillose-hirsute above near the base. Sheaths: Lower pilose or the uppermost glabrous. Ligule: Erose membrane. Inflorescence: Slender spikelike racemes 1-5, unequal, 2-10 cm. long, erect or ascending, somewhat distinct, not fascicled, rachis 3-angled, scabrous on the angles, not winged, flexuous. Spikelets: Nearly planoconvex, 1.5-7 mm. long, mostly in 3's, appressed, on one side of the triangular rachis, the second and third on slender flexuous pedicels, 1-flowered, lanceolate-elliptic. Glumes: First wanting, the second 3-nerved, three fourths to as long as the 7-nerved, sterile lemma, densely or sparsely villous between the nerves with white gland-tipped hairs. Lemmas: Sterile lemma densely or sparsely villous between the nerves with white gland-tipped hairs, 7-nerved; fertile lemma dark brown, slightly apiculate, cartilaginous, papillose-striate, with a hyaline margin not inrolled. Palea: Enclosed in the lemma. Fruit: About as long as the spikelet, chestnut-brown, acute, striate. Habitat: Sandy soil or sterile open ground. July-September. Kansas Range: East third. Synonyms: Digitaria laeviglumis Fern.