Weeds of the Farm and GardenOrange Judd Company, 1912 - 281 páginas |
Dentro del libro
Resultados 1-5 de 39
Página 121
... lobes pointing outward ; pel- tate , the petiole at- tached to the lower surface , like the man- drake ; acuminate , the apex of leaf prolonged into a tapering point ; acute , where the leaf ends in a sharp point rather abruptly ; ob ...
... lobes pointing outward ; pel- tate , the petiole at- tached to the lower surface , like the man- drake ; acuminate , the apex of leaf prolonged into a tapering point ; acute , where the leaf ends in a sharp point rather abruptly ; ob ...
Página 122
... lobes ; 3 , lobed leaf of oak ; 4 , lyrate ; 5 , pinnately divided leaf ; 6 , pinnatisect . way and are sharp ; parted , where the divisions extend deeper , but do not reach the middle ; divided , where the divisions extend nearly to ...
... lobes ; 3 , lobed leaf of oak ; 4 , lyrate ; 5 , pinnately divided leaf ; 6 , pinnatisect . way and are sharp ; parted , where the divisions extend deeper , but do not reach the middle ; divided , where the divisions extend nearly to ...
Página 127
... lobes of calyx ; inner , larger lobes of petals . Stamens removed . Pis- til in center . ( U. S. Dept. Agrl . ) epigynous , that is adnate to the ovary ; the term hypogyn- ous is used to designate when the parts of the flower are free ...
... lobes of calyx ; inner , larger lobes of petals . Stamens removed . Pis- til in center . ( U. S. Dept. Agrl . ) epigynous , that is adnate to the ovary ; the term hypogyn- ous is used to designate when the parts of the flower are free ...
Página 137
... lobes of stigma 3 ( Polemoniaceae ) . P.214 . 35. Ovary four - lobed Not four - lobed 36. Stamens inserted on the corolla tube , stem not four - sided , leaves alternate ( Boraginaceae ) . P.215 . Stamens not inscrted on the corolla ...
... lobes of stigma 3 ( Polemoniaceae ) . P.214 . 35. Ovary four - lobed Not four - lobed 36. Stamens inserted on the corolla tube , stem not four - sided , leaves alternate ( Boraginaceae ) . P.215 . Stamens not inscrted on the corolla ...
Página 161
... lobes of the calyx or sometimes fewer ; opposite ; seeds albuminous or ex - albuminous ; when albuminous . the radical points upward ; cotyledons broad . Hemp ( Cannabis sativa , L . ) .— A stout , rough , dioecious annual ; leaves ...
... lobes of the calyx or sometimes fewer ; opposite ; seeds albuminous or ex - albuminous ; when albuminous . the radical points upward ; cotyledons broad . Hemp ( Cannabis sativa , L . ) .— A stout , rough , dioecious annual ; leaves ...
Otras ediciones - Ver todas
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