| 单词 | Oxalis acetosella |
| 例句 | On the way we found a fine viburnum, with large reddish leaves, and the Oxalis acetosella, which grew in abundance among the moss and decaying trunks of trees. Travels in the Interior of North America, Part I, (Being Chapters I-XV of the London Edition, 1843) Early Western Travels, 1748-1846, Volume XXII 2012-02-08T03:00:17.410Z The true shamrock is the delicate little wood-sorrel, Oxalis acetosella, which has a beautifully formed three-split or trefoil leaf of the most vivid green colour, and a white flower like that of a geranium. More Science From an Easy Chair I made this sketch from a photograph, and the spot in which these leaves occurred was obscure; I have, therefore, used those of the Oxalis acetosella, of which the quaint form is always interesting. Lectures on Architecture and Painting Delivered at Edinburgh in November 1853 Oxalis acetosella: course pursued by the upper part of a peduncle, whilst rising, traced from 11 A.M. The Power of Movement in Plants The stigma of Gesneria pendulina sometimes protrudes far beyond, and is sometimes seated beneath the anthers; so it is with Oxalis acetosella and various other plants. The Different Forms of Flowers on Plants of the Same Species I have Oxalis acetosella ready in pots for experiment next spring; and I fear this will upset my little theory…Campanula carpathica, as I found this summer, is absolutely sterile if insects are excluded. Life and Letters of Charles Darwin — Volume 2 Oxalis acetosella.—The peduncles are furnished with a joint in Fig. The Power of Movement in Plants The following cases will give an idea of the rate of movement: Oxalis acetosella completed two ellipses at the rate of 1 h. The Power of Movement in Plants The capsules of Cyclamen and of Oxalis acetosella are only occasionally buried, and this only beneath dead leaves or moss. The Power of Movement in Plants The peduncles of Oxalis acetosella likewise bend downwards, and afterwards, when the pods are nearly mature, upwards; and this is effected by a circumnutating movement. The Power of Movement in Plants This occurred with six leaflets of Oxalis acetosella, and their tips certainly suffered rather less then the rest of the same leaflets; for on the following morning they were still slightly green. The Power of Movement in Plants |
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