Difference between revisions of "Conostomum"

Swartz ex F. Weber & D. Mohr

in F. Weber, Naturh. Reise Schweden, 121. 1804.

Etymology: Greek konos, cone, and stoma, opening, alluding to operculum
Treatment appears in FNA Volume 28. Treatment on page 98. Mentioned on page 661, 663.
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|accepted_name=Conostomum
 
|accepted_name=Conostomum
|accepted_authority=Swartz ex F. Weber & D. Mohr in F. Weber
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|accepted_authority=Swartz ex F. Weber & D. Mohr
 
|publications={{Treatment/Publication
 
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|title=in F. Weber, Naturh. Reise Schweden,
 
|title=in F. Weber, Naturh. Reise Schweden,
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name=Conostomum
 
name=Conostomum
|authority=Swartz ex F. Weber & D. Mohr in F. Weber
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|authority=Swartz ex F. Weber & D. Mohr
 
|rank=genus
 
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|publication year=1804
 
|publication year=1804
 
|special status=
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V28/V28_150.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V28/V28_150.xml
 
|genus=Conostomum
 
|genus=Conostomum
 
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-->[[Category:Treatment]][[Category:Bartramiaceae]]
 
-->[[Category:Treatment]][[Category:Bartramiaceae]]

Latest revision as of 21:34, 5 November 2020

Plants in dense tufts, glaucous or yellow-green. Stems 0.5–3 cm, erect, simple or 2-fid; pentagonal in cross section, hyalodermis present, epidermis not prorulose; radiculose proximally, rhizoids smooth. Leaves in 5 distinct rows, imbricate, appressed when dry or moist, narrowly lanceolate, 1-stratose; base not sheathing; margins slightly revolute in distal 1/2, serrulate near apex, teeth single; apex acuminate or rarely blunt; costa percurrent to excurrent, sometimes subpercurrent in proximal leaves, abaxial surface mammillose-toothed; basal laminal cells more lax than distal cells; distal cells rectangular to short-rhomboidal, smooth or mammillose at distal ends on both surfaces, walls thick. Specialized asexual reproduction unknown. Sexual condition dioicous [or autoicous]; perigonia cupulate or gemmiform; perichaetial leaves larger than stem leaves. Seta single, elongate, flexuose. Capsule erect to inclined, ovoid, wrinkled and furrowed when dry, mouth not small, not oblique; annulus absent; operculum conic, rostrate; peristome single or rarely absent; exostome teeth reddish orange to dark brown, linear-lanceolate, smooth throughout or finely papillose basally, apically connate. Spores spheric to reniform, coarsely papillose [to smooth].

Distribution

North America, Mexico, West Indies, South America, Europe, Asia, Africa, Pacific Islands.

Discussion

Species 7–15 (1 in the flora).

... more about "Conostomum"
Dana G. Griffin III +
Swartz ex F. Weber & D. Mohr +
North America +, Mexico +, West Indies +, South America +, Europe +, Asia +, Africa +  and Pacific Islands. +
Greek konos, cone, and stoma, opening, alluding to operculum +
in F. Weber, Naturh. Reise Schweden, +
frahm1996a +
Conostomum +
Bartramiaceae +