familyParkeriaceae
Show Lower Taxa
Difference between revisions of "Parkeriaceae"
Common names: Water Fern Family
Treatment appears in FNA Volume 2. Treatment on page 119.
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|discussion=<p>Genus 1, species 3–4 (3 species in the flora).</p> | |discussion=<p>Genus 1, species 3–4 (3 species in the flora).</p> | ||
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|family=Parkeriaceae | |family=Parkeriaceae | ||
|illustrator=John Myers | |illustrator=John Myers | ||
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|distribution=Tropical;subtropical;and warm temperate regions worldwide. | |distribution=Tropical;subtropical;and warm temperate regions worldwide. | ||
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| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V2/V2_198.xml |
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Revision as of 19:46, 16 December 2019
Plants short-lived, rooted or floating. Stems erect, bearing a few thin scales. Leaves dimorphic, erect to spreading, with adventitious bud initials or small plantlets along margins; proximal leaves sterile, herbaceous, venation reticulate, without included veinlets; distal leaves fertile, larger than sterile leaves; segments revolute, covering sporangia. Sporangia abaxial, thin-walled, with mixed development, bearing 0–71 indurate annulus cells. Spores yellow, 16 or 32 per sporangium, 70–150 µm diam. Gametophytes terrestrial, green, asymmetrically cordate.
Distribution
Tropical, subtropical, and warm temperate regions worldwide.
Discussion
Genus 1, species 3–4 (3 species in the flora).
Selected References
None.
Lower Taxa
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