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OBSERVATIONS ON THE PHLOEM IN THE MONOCOTYLEDONEAE. I. THE OCCURRENCE AND PHYLOGENETIC SPECIALIZATION IN STRUCTURE OF THE SIEVE TUBES IN THE METAPHLOEM |
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| Authors: | Vernon I. Cheadle Natalie B. Whitford |
| Affiliation: | Botany Department, Rhode Island State College, Kingston, Rhode Island |
| Abstract: | |
| Keywords: | |