familyPottiaceae
subfamilyPottiaceae subfam. Pottioideae
genusPterygoneurum
speciesPterygoneurum subsessile
Pterygoneurum subsessile var. subsessile
Synonyms: Pterygoneurum californicum H. A. Crum Pterygoneurum subsessile var. henrici
Treatment appears in FNA Volume 27. Treatment on page 609.
Capsule stegocarpous, spores released after operculum falls.
Phenology: Spores mature late winter–spring.
Habitat: Soil (sandy, volcanic), alkali flats
Elevation: moderate to high elevations (600-1700 m)
Distribution
Alta., B.C., Sask., Yukon, Alaska, Ariz., Calif., Colo., Idaho, Ill., Iowa, Kans., Minn., Nebr., Nev., N.Mex., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wyo., s South America, Europe, Asia, n Africa
Discussion
Selected References
None.
Lower Taxa
None.
"um" is not declared as a valid unit of measurement for this property.
... more about "Pterygoneurum subsessile var. subsessile"
absent +
differentiated +
branching +
height +
lobed +
absent +
concave +
revoluble +
deciduous +
absent +
hyaline +
weak +
absent +
differentiated +
usually slightly wider +
trabeculate +
absent +
not differentiated +
height +
not lobed +
obovoid +
papillose +
mitrate +
stegocarpous +
emergent +
immersed +
short-ovoid +
appressed +
ovate +
specialized +
absent +
bulging +
trigonous +
thickened +
thin;weakly thickened +
vesiculose +
distinct +
absent +
long-excurrent +
absent +
2-stratose +
stacked +
9mm;16mm +
incurved +
1-stratose +
quadrate;shortly rectangular +
spiculose +
filiform +
differentiated +
height +
not lobed +
multicellular +
absent +
common +
asexual +
absent +
absent +
large +
not sheathing +
elliptic +
differentiated +
contorted +
appressed +
spreading +
concave;keeled;channeled;ovoid;lanceolate or lingulate +
ligulate +
fragile +
bordered +
recurved +
plane +
involute +
absent +
rostrate;conic-rostrate +
photosynthetic +
absent +
small +
sheathing +
long-oval +
usually larger +
twisted +
absent +
rudimentary +
when present +
higher +
differentiated +
Laubm.-Fl. Oesterr.-Ung., +
straight +
oblique +
4;6 +
absent +
twisted +
elongate +
distal +
larger +
branching +
sheathing +
buried +
Pterygoneurum subsessile var. subsessile +
Pterygoneurum subsessile +
variety +
ridged;short-cylindric +
thin +
ligulate +
bulbiform +
light-brown;green +
occasionally smaller than the perichaetiate +