| 词汇 | sporangiophore |
| 释义 | BETA Examples of sporangiophoresporangiophore isn’t in the Cambridge Dictionary yet. You can help! An extension of the sporangiophore called the columella protrudes into the sporangium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Interestingly, nematodes have been observed climbing the sporangiophore or swimming inside of it to catch a ride on the sporangium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In fungi, a sporangium is produced at the end of a sporangiophore that sheds spores. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Sporangia are supported by a large apophysate columella atop a long stalk, the sporangiophore. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A single sporangiophore (the fruiting structure) is produced from the semispherical protoplasmodium, which is approximately one and a half times the diameter of mature sporangia. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The sporangiophore can measure up to 400 m in length and has a funnel-shaped apophysis or swelling below the columella. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This higher concentration would be detected by the side of the sporangiophore's growing zone, which would grow faster, causing the sporangiophore to bend away. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. For example, in zygomycetes the thick-walled zygosporangium cracks open and the zygospore inside gives rise to the emerging sporangiophore. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In both genera, the sporangiophore, guided by light, elongates until the sporangium is brought into contact with a solid surface. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This is believed to result from an unidentified avoidance gas that is emitted by the growing zone of the sporangiophore. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The name vasiformis came from the flask-shape of sporangiophore. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The developing sporangiophore grows such that the maturing sporangium is aimed directly at the light. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They are released when mature by the disintegration of the sporangium wall, or as a whole sporangiole that separates from the sporangiophore. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Gravitropic bending starts after approximately 15 - 30 min in horizontally placed sporangiophores and continues until after, approximately 12 14 hours, the sporangiophore tip has recovered its original vertical position. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. |
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