A student created a cladogram for several types of plants. Mosses Ferns Conifers Flowering Plants Flowers II Seeds Vascular tissue What kind of evidence would challenge the accuracy of the cladogram?

1. The discovery of a species of conifers that contained vascular tissue

2. The discovery of a species of ferns that produced seeds

3. The discovery of flowering plants with vascular tissue and seeds

4. The discovery of a species of mosses that lacked flowers
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