familyPottiaceae
subfamilyPottiaceae subfam. Trichostomoideae
Show Lower Taxa
Pottiaceae subfam. Trichostomoideae
in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 212[I,3]: 381. 1902,.
Basionym: Undefined subfam. Trichostomaceae Schimper Syn. Musc. Eur., 141. 1860 (as Trichostomeae)
Plants green to tan. Stem central strand present or absent, sclerodermis commonly poorly differentiated, hyalodermis commonly present. Leaves lanceolate to linear, apex acute, margins plane to weakly incurved or involute; distal laminal cells if 2-stratose stacked directly over one another, walls smooth or papillose, KOH yellow, occasionally orange; costa lacking a differentiated abaxial epidermis; gemmae uncommon, when present seldom clavate. Peristome present or absent.
Discussion
Genera 21 (7 in the flora).
Selected References
None.
Lower Taxa
... more about "Pottiaceae subfam. Trichostomoideae"
lacking +
differentiated +
revoluble +
deciduous +
acute +
differentiated +
usually slightly wider +
trabeculate +
absent +
usually ovate;oblong +
obovoid +
papillose +
specialized +
bulging +
flat to bulging +
thickened +
brownish +
absent +
2-stratose +
stacked +
9mm;16mm +
Worldwide +
spiculose +
filiform +
differentiated +
multicellular +
uncommon +
asexual +
absent +
absent +
contorted +
appressed +
spreading +
concave;keeled;channeled;ovoid;lanceolate or lingulate +
fragile +
bordered +
incurved +
plane +
involute +
absent +
short-conic;short-rostrate +
photosynthetic +
absent +
sheathing +
long-oval +
usually larger +
absent +
twisted +
absent +
in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. +
straight +
oblique +
1;2 +
absent +
differentiated +
twisted +
elongate +
laminal +
larger +
branching +
sheathing +
Pottiaceae subfam. Trichostomoideae +
Pottiaceae +
subfamily +
ovoid;cylindric +
green;tan +
occasionally smaller than the perichaetiate +