Orobanche aegyptiaca
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Scan day: 05 March 2014 UTC
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Description: Photograph, description, distribution, ecology and economic significance of Egyptian broomrape.
AgroAtlas - Weeds - Orobanche aegyptiaca Pers. - Egyptian Broomrape Family Orobanchaceae, genus Orobanche L. Phelipanche aegyptiaca (Pers.) Pomel. Stem 15-50 cm, usually branched, yellowish, up to 6-8 mm thick in its midsection, with slight thickening at base, with some ovoid-lanceolate scales up to 15 mm length. Plant covered with short, glandular hairs, sometimes almost glabrous. Inflorescence cylindrical, friable, almost equal to or longer than the rest of the stem, up to 25 cm in length. Corolla 25-35 mm in length, tubular-infundibuliform, considerably broadened, almost erect, blue-violet or sky blue, lighter at base of tube, whitish, covered with short, sparse, glandular hairs outside, glabrous inside. Calyx 8-14 mm in length, usually very light, whitish, covered with short, glandular hairs. One plant produces over 1 million seeds every year; the seeds maintain their germinating capacity in soil for a long time under favorable conditions. The parasite prefers cultivated (rarely wild-growing) plants of more than 90 species in different families of flower plants (except monocotyledones).
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| Page title: | AgroAtlas - Weeds - Orobanche aegyptiaca Pers. - Egyptian Broomrape |
| 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 2014.03.05 06:26:35 MSK |