Difference between revisions of "Aschisma kansanum"
Torreya 15: 63. 1915,.
Treatment appears in FNA Volume 27. Treatment on page 519.
FNA>Volume Importer |
FNA>Volume Importer |
||
| Line 23: | Line 23: | ||
|distribution=Kans. | |distribution=Kans. | ||
|discussion=<p>Of conservation concern.</p><!-- | |discussion=<p>Of conservation concern.</p><!-- | ||
| − | --><p>Aschisma kansanum is endemic to the United States, being restricted to High Plains grassland (Gary L. Smith 1990) in three counties in west-central Kansas. Its persistent protonema and habitat are distinctive. This tiny, very rare species is threatened by over-collecting and grazing.</p> | + | --><p><i>Aschisma kansanum</i> is endemic to the United States, being restricted to High Plains grassland (Gary L. Smith 1990) in three counties in west-central Kansas. Its persistent protonema and habitat are distinctive. This tiny, very rare species is threatened by over-collecting and grazing.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
| Line 47: | Line 47: | ||
|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/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V27/V27_746.xml |
|subfamily=Pottiaceae subfam. Trichostomoideae | |subfamily=Pottiaceae subfam. Trichostomoideae | ||
|genus=Aschisma | |genus=Aschisma | ||
Revision as of 16:57, 18 September 2019
Protonema persistent as a thick green adherent felt. Leaves with strongly bordered and serrulate margins, distal laminal cell strongly bulging, papillae centered over lumens, mucro strongly denticulate. Capsule exothecial cells rectangular, 4–5:1, mostly ca. 13–18 µm wide. Spores 18–20 µm, weakly ornamented.
Phenology: Capsules mature Apr.
Habitat: Usually under translucent rocks in exposed situations
Elevation: moderate elevations
Discussion
Of conservation concern.
Aschisma kansanum is endemic to the United States, being restricted to High Plains grassland (Gary L. Smith 1990) in three counties in west-central Kansas. Its persistent protonema and habitat are distinctive. This tiny, very rare species is threatened by over-collecting and grazing.
Selected References
None.
Lower Taxa
None.