Question: where can stem cells be found in plants
[{'answer': 'meristems', 'provenance': [{'wikipedia_id': '20639545', 'title': 'Plant stem cell', 'start_paragraph_id': 1, 'start_character': 68, 'end_paragraph_id': 1, 'end_character': 77, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '20639545', 'title': 'Plant stem cell', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 370, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18420383471112911244}, 'section': 'Section::::Abstract.'}]}]