Bipolar pollen germination in blue spruce (Picea pungens).
Direct growth of a pollen tube is an effective mechanism of sperm delivery characteristic for the majority of seed plants. In most cases, only one tube grows from one grain to perform the delivery function; meanwhile in Picea the appearance of two tubes from a single pollen grain is quite common dur...
| Published in: | Protoplasma Vol. 256; no. 4; pp. 941 - 950 |
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| Main Authors: | , , , |
| Format: | Journal Article |
| Published: |
Springer Nature
Jul2019
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| Online Access: | View this record in EBSCOhost |