Rhytidiopsis

Brotherus in H. G. A. Engler and K. Prantl

in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 232/233[I,3]: 1057, fig. 858A – D. 1908.

Endemic
Etymology: Genus Rhytidium and Greek - opsis, appearance, alluding to similar leaves
Treatment appears in FNA Volume 28. Treatment on page 335. Mentioned on page 326, 338, 644.
 TaxonIllustrator 
HyloRhytidiopsisRobusta.jpegRhytidiopsis robustaPatricia M. Eckel

Stems creeping to ascending, (3–) 5–8 mm wide across leafy stem, monopodial, irregularly and remotely branched; paraphyllia dense, base 1-seriate or 2-seriate, branches 1-seriate. Stem-leaves erect to spreading, falcate-secund, crowded, ovate to lanceolate, strongly plicate, rugose in lower acumen, (2.5–) 3.6–5.3 mm; base not decurrent; margins serrulate at apex, otherwise minutely toothed to entire; apex gradually acuminate; costa double, 1/4–1/2 leaf length; alar cells ± differentiated; laminal cells smooth. Branch leaves similar. Capsule horizontal; operculum conic; exostome teeth irregularly cross-striolate to somewhat reticulate proximally; endostome segments narrowly perforate.

Distribution

w North America

Discussion

Species 1.

Selected References

None.

"nearly" is not a number. "single" is not a number."broad" is not a number.

... more about "Rhytidiopsis"
acuminate +
Joseph R. Rohrer +
Brotherus in H. G. A. Engler and K. Prantl +
2-seriate +  and 1-seriate +
not decurrent +
attenuate +
cucullate +
elongate +
differentiated +
dioicous +  and sexual +
w North America +
Genus Rhytidium and Greek - opsis, appearance, alluding to similar leaves +
ascending-arching +
crowded +  and falcate-secund +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.36 cm3.6 mm <br />0.0036 m <br />) +
0.36 cm3.6 mm <br />0.0036 m <br /> (0.53 cm5.3 mm <br />0.0053 m <br />) +
erect;spreading +
ovate +  and lanceolate +
otherwise minutely toothed +  and entire +
in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. +
elongate +
extensive +
spheric +
very broadly ovate;lanceolate +
leafy;branched;monopodial +
creeping;ascending +
5mm;8mm +
Rhytidiopsis +
Hylocomiaceae +