Pollinium Germination and Putative Ovule Penetration in Self- and Cross-pollinated Common Milkweed Asclepias syriaca
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2009 ◽
Vol 162
(2)
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pp. 224-238
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1976 ◽
Vol 56
(3)
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pp. 579-589
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2017 ◽
Vol 63
(4)
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pp. 443-457
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