Weeds of the Farm and GardenOrange Judd Company, 1912 - 281 páginas |
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Página 139
... spikelet ; flowering glumes inclosing a small bract called the palet ; stamens one to six , usually three ; anthers ... spikelets armed with stout hairs , the sessile spike- let broadly lanceolate , acute , pale green or violet , becom ...
... spikelet ; flowering glumes inclosing a small bract called the palet ; stamens one to six , usually three ; anthers ... spikelets armed with stout hairs , the sessile spike- let broadly lanceolate , acute , pale green or violet , becom ...
Página 141
... spikelets in pairs , less than one - eighth inch long , one being nearly sessile , the other on a small stalk ; each ... spikelet , the third somewhat longer than the fourth , and the fourth , five - nerved and usually silky haired along ...
... spikelets in pairs , less than one - eighth inch long , one being nearly sessile , the other on a small stalk ; each ... spikelet , the third somewhat longer than the fourth , and the fourth , five - nerved and usually silky haired along ...
Página 142
... spikelets very small ; blooming period from July to October . Quite common throughout the state and frequently becoming a weed . Rather variable in appearance ; in cultivated fields being stout and bristly , but in moist meadows and old ...
... spikelets very small ; blooming period from July to October . Quite common throughout the state and frequently becoming a weed . Rather variable in appearance ; in cultivated fields being stout and bristly , but in moist meadows and old ...
Página 143
... spikelets shorter than the bristles , about one - half inch long , the chaff of the second and third glumes equaling the minute chaff of the fourth glume , which is faintly transversely wrinkled below or only striate and pitted ; blooms ...
... spikelets shorter than the bristles , about one - half inch long , the chaff of the second and third glumes equaling the minute chaff of the fourth glume , which is faintly transversely wrinkled below or only striate and pitted ; blooms ...
Página 144
... ; sheaths generally longer than the internodes , hairy along the margins and at the throat ; burs containing the spikelets , six to twenty , nearly round , covered with strong , more or less 144 WEEDS OF THE FARM AND GARDEN.
... ; sheaths generally longer than the internodes , hairy along the margins and at the throat ; burs containing the spikelets , six to twenty , nearly round , covered with strong , more or less 144 WEEDS OF THE FARM AND GARDEN.
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Términos y frases comunes
achenes alfalfa annual awned biennial blue grass bracts branched brome grass bull thistle C. M. King calyx Canada thistle carpels cent Cirsium clover seed clusters cocklebur common weed corn corolla crab grass crop cultivated curled dock dodder erect Europe five five-lobed four foxtail fruit germination glabrous glumes hairy herb horse nettle impurities inches long involucre Iowa lanceolate leaf leaves linear lobes marsh elder meadows milkweed Minnesota Missouri morning glory mustard native North numerous oats oblong ovary ovate ovules panicles pappus pastures pepper grass perennial petals petioled pigweed pinnately pistil Plantago plantain plants plowing poisonous Polygonum prickly pubescent purple quack grass racemes ragweed roadsides roots rootstocks Rumex sepals sessile sheaths sheep sorrel slender smartweed smooth soil species spikelets spikes spreading Spurge squirrel-tail stamens stem stipules sulphate Sunflower sweet clover Texas three feet high toothed troublesome weed U. S. Dept upper waste places weed seeds wild yellow