Home | > | List of families | > | Poaceae | > | Digitaria | > | maniculata |
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Description: |
A slender creeping annual, often stoloniferous. Culms 10–30 cm., ascending or erect, glabrous, nodes dark and glabrous. Leaf sheaths glabrous. Ligule c. 0.5 mm. long, truncate, shortly ciliate. Leaf laminae 1–2.5 × 0.2–0.4 mm., lanceolate to linear, flat, glabrous on both surfaces, scaberulous along the margin, with a few bristle hairs near the base. Inflorescence composed of 1–2 racemes, 2–6 cm. long, erect, one subsessile, the other pedicellate. Rhachis asymmetrically winged, undulating, up to 0.75 mm. broad, smooth with smooth margins. Pedicels 2-nate, 0.5–2.5 mm. long, triangular, smooth to scaberulous, broadened at the apex. Spikelets 2.5–2.7 mm. long, oblong-lanceolate. Inferior glume c.1/4 or less than 1/4 of the spikelet, truncate or slightly bilobed, nerveless, hyaline. Superior glume as long as the spikelet, oblong with recurved margins, 5-nerved, pale green to purplish, appressed hairy, hairs long, fine, with incurved apex, hyaline to bluish purple. Inferior lemma as long as the spikelet, oblong with recurved margins, 7-nerved, pale green to purplish, appressed hairy and with 2 basal bundles of long, white, finely papillose hairs. Superior lemma shorter than the spikelet, oblong-lanceolate, acuminate, pale green to bluish green |
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Habitat: | In short, open grassland on seasonally wet sandy soil, sand banks and dambo margins. |
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Worldwide distribution: | Botswana, DRC, Namibia, Zambia, Zimbabwe |
Botswana distribution: | |
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Spot characters: | Display spot characters for this species |
Literature: |
Clayton, W.D. (1989). Poaceae Flora Zambesiaca 10(3) Page 165. (Includes a picture). Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 102. Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 134. Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 188. |
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