Difference between revisions of "Isoëtes maritima"
Bot. Gaz. 13: 94. 1888..
Common names: Maritime quillwort
Synonyms: Isoëtes beringgensis Komarov Isoëtes echinospora subsp. maritima (L. Underwood) A. Löve Isoëtes echinospora var. maritima (L. Underwood) A. A. Eaton Isoëtes macounii
Treatment appears in FNA Volume 2.
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|name=Isoëtes beringgensis | |name=Isoëtes beringgensis | ||
|authority=Komarov | |authority=Komarov | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Isoëtes echinospora subsp. maritima | |name=Isoëtes echinospora subsp. maritima | ||
|authority=(L. Underwood) A. Löve | |authority=(L. Underwood) A. Löve | ||
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Isoëtes echinospora var. maritima | |name=Isoëtes echinospora var. maritima | ||
|authority=(L. Underwood) A. A. Eaton | |authority=(L. Underwood) A. A. Eaton | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Isoëtes macounii | |name=Isoëtes macounii | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Isoëtaceae;Isoëtes;Isoëtes maritima | |hierarchy=Isoëtaceae;Isoëtes;Isoëtes maritima | ||
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name=Isoëtes maritima | name=Isoëtes maritima | ||
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|authority=L. Underwood | |authority=L. Underwood | ||
|rank=species | |rank=species | ||
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|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |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_556.xml |
|genus=Isoëtes | |genus=Isoëtes | ||
|species=Isoëtes maritima | |species=Isoëtes maritima | ||
Revision as of 19:49, 16 December 2019
Plant usually aquatic, occasionally emergent. Rootstock nearly globose, 2-lobed. Leaves ± deciduous, bright green, pale toward base, spirally arranged, to 12 cm, pliant, gradually tapering toward tip. Velum covering less than 1/2 of sporangium. Sporangium wall ± brown-streaked. Megaspores whtie, 380–600 μm diam., echinate to short-cristate with stout blunt spines and crests; girdle densely echinate. Microspores gray to brown in mass, 30–40 μm, papillose. 2n = 44.
Phenology: Spores mature late summer.
Habitat: Lakes and streams
Distribution
B.C., Alaska, Wash.
Discussion
Isoëtes maritima hybridizes with I. echinospora and I. occidentalis [ = I. truncata (A. A. Eaton) Clute].
Selected References
None.
Lower Taxa
None.