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Noun1.draba - any of numerous low-growing cushion-forming plants of the genus Draba having rosette-forming leaves and terminal racemes of small flowers with scapose or leafy stems; fruit is a dehiscent oblong or linear silique
genus Draba - large genus of low tufted herbs of temperate and Arctic regions
Draba verna, shadflower, shad-flower, whitlow grass - annual weed of Europe and North America having a rosette of basal leaves and tiny flowers followed by oblong seed capsules
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
References in periodicals archive ?
Biogeographical comparison of the arthropod herbivore communities associated with Lepidium draba in its native, expanded and introduced ranges.
Pollen and seed morphology of nordic Draba (Brassicaceae): phylogenetic and ecological implications.
Draba (1977) considers that 2 is a good point to determine statistical significance in analyzing less than 20 items (as in this case).
The most common herbs were Arenaria serpyllifolia, Capsella bursapastoris, Cardamine hirsuta, Cichorium intybus, Claytonia virginica, Conium maculatum, Conyza canadensis, Draba verna, Erigeron annuus, Galinsoga quadriradiata, Geum canadense, Impatiens pallida, Lepidium virginicum, Medicago lupulina, Oxalis stricta, Plantago lanceolata, P.
Draba, "Automatic Data Fusion with HumMer", Proceedings of the 31st VLDB Conference, Trondheim, Norway, 1251-1254 (2005).
Algunas de las plantas identificadas a nivel especifico (Alstroemeria glaucescens Kunth, Culcitium nivale Kunth, Draba alyssoides Humb.
The Jirga was also participated by the sub branches of the said tribe including, Shakho Khel, Draba Khel, Baro Khel and Bhabi Khel.
4 D1 gadar (2) nomad woman's shift D2 gaddik a small black and white bird D3 gaddo pickaback [of males] D4 gandarem a medicinal herb D5 garaf dry crop sowing by drill D6 garbust a wild plant used as fodder, Lepidium draba D7 gart- to belch D8 gand- to pluck up, pluck out D9 ged, roofed enclosure [section] PEI gef (1) for animals; 9.
Assessment of the effects of drought and salinity stress caused by different concentrations of sodium chloride and polyethylene glycol 6000 on germination and seedling growth characteristics of weed Lepidium draba (Cardaria draba) Journal of Plant Protection (Agricultural Science and Technology), 24(2): 151-158.
In tropical alpine habitats, the "basal rosette" growth form (Ramsay & Oxley 1997) is common, including Lobelia, Agave, Aloe, Draba, Senecio and Puya.
fallax Globularia repens 2 + + Euphorbia chamaebitxits + + + + Poa alpina + + + 1 Silene ciliata + Alchemilla alpigena + + Plantago alpina Gentianella campestris Festuca burnatii + 1 1 + + 1 Helianthemum urrielense Releve number 1 2 3 4 5 6 7 Juniperus alpina 1 Viola rupestris Potentilla crantzii + Gentiana occidentalis + + Seditm atratum + Eryngium bourgatii 1 1 Genista legionensis 4 Erigeron alpinus lberis carnosa Ranunculus carinthiacus Agrostis schleicheri Astragalus depressus Hippocrepis comosa Draba dedeana Ranunculus parnassiifolius subsp.
Um dos criterios foi o de Draba (1977), que considera a presenca de DIF em itens cuja diferenca entre as dificuldades dos itens refletem um escore t igual ou superior a 2,4.