 | Biology - 1873 - 820 pages
...fruit, especially where a single one is stocked with ten or a dozen larvie, as is sometimes the ease.» As the fruit enlarges, the mouth of the puncture forms...only insect by the aid of which our yuccas can be hilly fertilized ; for I have studied this fertilization diligently night aller night, without seeing... | |
 | 1881 - 898 pages
...— the freshest specimens always having the largest loads. dozen larvae, as is sometimes tlie ease. As the fruit enlarges, the mouth of the puncture forms...depression, more noticeable in some varieties than others ; but the passage-way becomes obliterated." 3 The above are some of the leading facts in the... | |
 | American Association for the Advancement of Science - 1881 - 898 pages
...one is stocked with ten or a dozen larvae, as is sometimes the ease. As the fruit enlarges, the month of the puncture forms a slight, discolored depression, more noticeable in some varieties than others ; but the passage-way becomes obliterated."3 The above are some of the leading facts in the... | |
 | Charles Valentine Riley - Fertilization of plants by insects - 1892 - 154 pages
...in the upper part of the fruit, especially where a single fruit is stocked with ten or more larvae. As the fruit enlarges, the mouth of the puncture forms...in others; but the passage-way becomes obliterated. DEVELOPMENT OF THE EGG AND LARVA : TRANSFORMATIONS OF PRONUBA. The egg is an extremely delicate, thread-like... | |
 | Missouri Botanical Garden - Botany - 1892 - 302 pages
...in the upper part of the fruit, especially where a single fruit is stocked with ten or more larvse. As the fruit enlarges, the mouth of the puncture forms...in others; but the passage-way becomes obliterated. DEVELOPMENT OP THE EGG AND LARVA : TRAN8FOEMATION8 OF PBONUBA. The egg is an extremely delicate, thread-like... | |
 | Missouri Botanical Garden - Botany - 1892 - 302 pages
...in the upper part of the fruit, especially where a single fruit is stocked with ten or more larvae. As the fruit enlarges, the mouth of the puncture forms...in others; but the passage-way becomes obliterated. DEVELOPMENT OF THE EGG AND LARVA : TRANSFORMATION* OF PBONUBA. The egg is an extremely delicate, thread-like... | |
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... as is sometimes the case.* As the fruit enlarges, the mouth of the puncture forms a slight, discolored depression, more noticeable in some varieties than in others; but the passage-way becomes obliterated. 