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Oliver, Daniel in correspondent 
1860-1869::1863::04::14 in date 
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From:
Charles Robert Darwin
To:
Daniel Oliver
Date:
[after 14 Apr 1863]
Source of text:
DAR 147: 214
Summary:

Thanks for information on Primula ovules. From what DO says the pollen-tubes ought to find their way to the micropyle.

Contributor:
Darwin Correspondence Project
From:
Daniel Oliver
To:
Charles Robert Darwin
Date:
14 Apr 1863
Source of text:
DAR 173: 21
Summary:

The ovule of Primula is amphitropous or what J. Georg Agardh calls apotropo-amphitropous [see Theoria systematis plantarum (1858), tab. 24, fig. 5–6].

Contributor:
Darwin Correspondence Project