| 单词 | Lamium album |
| 例句 | In Lamium album I have seen one of the verticillasters on one side of the stem completely wanting, the adjacent leaf being, however, as fully formed as usual. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Another instance may be quoted; it has been pointed out by Grant Allen, and refers to the dead-nettle or Lamium album. Species and Varieties, Their Origin by Mutation For instance, Hermann Muller found that four-fifths of the flowers of Lamium album which a humble-bee visited had been already exhausted of their nectar. Effects of Cross and Self Fertilisation in the Vegetable Kingdom Lamium album. on anemophilous plants. fertilisation of Plantago. secretion of nectar. instinct of bees sucking nectar. bees frequenting flowers of the same species. cause of it. powers of vision and discrimination of bees. Effects of Cross and Self Fertilisation in the Vegetable Kingdom |
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