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Synonyms: |
Digitaria verrucosa C.E. Hubbard Digitaria yokoensis Vanderyst |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
A loosely caespitose or solitary growing annual. Culms 15–60 cm., erect or ascending, rarely from a creeping base, glabrous, nodes dark, glabrous. Leaf sheaths glabrous. Ligule 0.57–1 mm. long, rim-like. Leaf laminae 5–10 × 0.4–0.7 cm., linear, flat, glabrous on both surfaces, minutely scaberulous along the prominently crisped margin. Inflorescence composed of 2–5 racemes, (4)7–18 cm. long, erect, solitary along a short common axis. Rhachis triquetrous, scarcely winged, up to 0.5 mm. broad, smooth, with scabrous margins. Pedicels 3-nate, 0.4–3 mm. long, triangular, scabrous, slightly broadened at the apex. Spikelets 2.0–2.6 mm. long, ovate, inflated. Inferior glume 0.1–0.2 mm. long, blunt, hyaline. Superior glume somewhat shorter than the spikelet, oblong-triangular, 3(5)-nerved, appressed hairy, hairs white to purplish, undulating, with rough, papillose wall. Inferior lemma as long as the spikelet, ovate with recurved margins, 5-nerved, the central and 2 marginal nerves well developed, 2 subcentral nerves but poorly developed, appressed hairy, hairs scarcely overtopping the spikelet. Superior lemma somewhat shorter than the spikelet, ovate, apiculate, pale yellow to pale brown, sometimes purplish tinged. |
Notes: | |
Derivation of specific name: | angolensis: of Angola |
Habitat: | Weed of arable land and sandy roadsides. |
Altitude range: (metres) | |
Flowering time: | |
Worldwide distribution: | From DRC and Tanzania south to Angola and South Africa, Malawi, Zambia, Zimbabwe |
Zimbabwe distribution: | N,C,E |
Growth form(s): | |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 21. Clayton, W.D. (1989). Poaceae Flora Zambesiaca 10(3) Page 166. (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. |
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