Galium aparine
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Scan day: 05 March 2014 UTC
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Description: Photograph, description, distribution, ecology and economic significance of goosegrass.
AgroAtlas - Weeds - Galium aparine L. - Goose grass Family Rubiaceae, genus Galium L. G. aparine f. spurium (L.) Boivin Cleavers, Bedstraw, Sticky Willy, Catchweed Stem weak, 30-100 (up to 300 cm) tall, cohesive, 4-sided, covered with spinules directed downward along ribs, slightly thickened and glandular at nodes. Stalky root is weakly developed. Leaves located in groups of 6-8 in a whorl, linear-lanceolate, (13)-30-(52) mm in length, (1.5)-2-(6) mm in width, slightly pointed at apex, gradually narrowed toward base, sessile; covered with downward-pointing spinules laterally, from below, and along nerves; from above, glabrous or covered with short, decumbent, stiff, upward-directed hairs. Inflorescence is umbrella-shaped. Flower-bearing pedicles axillary, long, rough due to spinules. 1-3 flowers in each inflorescence. Corolla white, 1.5 mm in diameter. Fruit is a spherical brown nutlet, with deep excision ventrally, 1.8-3 in length, 1.3-2.3 in width, 1.5-1.8 mm in thickness, with hooked hairs on tubercles. Mass of 1000 nutlets is 3-3.5 g. Productivity reaches 1200 nutlets. Shoots often reddish violet, especially autumnal ones. Flowering occurs in June-September.
Size: 1180 chars
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| Page title: | AgroAtlas - Weeds - Galium aparine L. - Goose grass |
| Keywords: | interactive atlas map economic plant distribution area vegetation diseases pest weed USSR agriculture Russia geography GIS NIS biology photo nature geographic information system handbook ecological maps research investigation pictures download description |
| Description: | description |
| IP-address: | 195.70.197.2 |
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| Date | created: 2005.05.04 Last updated on 2014.03.04 23:16:32 MSK |