Difference between revisions of "Isoëtes nuttallii"
Amer. Naturalist 8: 215. 1874.
Common names: Nuttall's quillwort
Synonyms: Isoëtes opaca NuttallIsoëtes suksdorfii Baker
Treatment appears in FNA Volume 2.
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| − | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>terrestrial or becoming so. <b>Rootstock</b> nearly globose, 2(–3)-lobed. <b>Leaves</b> deciduous, dull green to gray-green or yellow-green, pale toward base, spirally arranged, to 20 cm, ± rigid, gradually tapering to tip, often surrounded at base by several black scales to ca. 5 mm, spirally arranged, rigid, almost brittle. <b>Velum</b> covering entire sporangium. <b>Sporangium</b> wall unpigmented. <b>Megaspores</b> white, 360–600 μm diam., lustrous, ± smooth to tuberculate; girdle obscure. <b>Microspores</b> brown in mass, 20–30 μm, papillose. <b>2n</b> = 22.</span><!-- |
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| + | |phenology=Spores mature in late spring–early summer. | ||
|habitat=Seasonally wet soil, temporary streams | |habitat=Seasonally wet soil, temporary streams | ||
|elevation=mostly 0–1500 m | |elevation=mostly 0–1500 m | ||
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|basionyms= | |basionyms= | ||
|family=Isoëtaceae | |family=Isoëtaceae | ||
| + | |phenology=Spores mature in late spring–early summer. | ||
|habitat=Seasonally wet soil, temporary streams | |habitat=Seasonally wet soil, temporary streams | ||
|elevation=mostly 0–1500 m | |elevation=mostly 0–1500 m | ||
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|publication year=1874 | |publication year=1874 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna- | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V2/V2_252.xml |
|genus=Isoëtes | |genus=Isoëtes | ||
|species=Isoëtes nuttallii | |species=Isoëtes nuttallii | ||
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-->[[Category:Treatment]][[Category:Isoëtes]] | -->[[Category:Treatment]][[Category:Isoëtes]] | ||
Revision as of 13:15, 27 July 2019
Plants terrestrial or becoming so. Rootstock nearly globose, 2(–3)-lobed. Leaves deciduous, dull green to gray-green or yellow-green, pale toward base, spirally arranged, to 20 cm, ± rigid, gradually tapering to tip, often surrounded at base by several black scales to ca. 5 mm, spirally arranged, rigid, almost brittle. Velum covering entire sporangium. Sporangium wall unpigmented. Megaspores white, 360–600 μm diam., lustrous, ± smooth to tuberculate; girdle obscure. Microspores brown in mass, 20–30 μm, papillose. 2n = 22.
Phenology: Spores mature in late spring–early summer.
Habitat: Seasonally wet soil, temporary streams
Elevation: mostly 0–1500 m
Distribution
B.C., Calif., Oreg., Wash.
Discussion
Selected References
None.
Lower Taxa
None.