Homomallium incurvatum

(Schrader ex Bridel) Loeske

Hedwigia 46: 314. 1907.

Basionym: Hypnum incurvatum Schrader ex Bridel Muscol. Recent. 2(2): 119. 1801
Treatment appears in FNA Volume 28. Treatment on page 531. Mentioned on page 530.

Stems 2–2.5 cm, glossy green or yellowish-brown, branches straight. Leaves erect to spreading, homomallous, slightly secund at stem and branch apices, 0.8–1.3 mm; margins erect, entire or finely dentate; apex abruptly slender-acuminate, subulate; alar cells quadrate, walls thin, region extending 1/3 leaf margin; distal laminal cells 25–40 × 4–7 µm, walls thin. Seta reddish, 0.5–1.5 cm. Capsule reddish, 1–1.5 mm. Spores 10–12 µm, minutely papillose.


Phenology: Capsules mature summer.
Habitat: Calcareous rock in forests, rarely on deciduous trees
Elevation: low to moderate elevations

Distribution

V28 822-distribution-map.gif

Ala., Ariz., Ky., W.Va., Europe, Asia, Australia

Discussion

H. A. Crum and L. E. Anderson (1981) questioned the presence of Homomallium incurvatum in North America, as no voucher collections were available at that time. Since then, specimens have been collected in four states.

Selected References

None.

Lower Taxa

None.
... more about "Homomallium incurvatum"
2-seriate +  and 1-seriate +
subulate;slender-acuminate +
Steven G. Newmaster +
(Schrader ex Bridel) Loeske +
not decurrent +
Hypnum incurvatum +
erect-spreading +
oblong-ovate +
cucullate +
inclined +  and horizontal +
oblong-cylindric +
constricted +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
similar +  and pigmented +
quadrate +
differentiated +
rudimentary +
nodulose +
ecostate +  and short +
ecostate +  and obscure +
autoicous +  and sexual +
Ala. +, Ariz. +, Ky. +, W.Va. +, Europe +, Asia +  and Australia +
low to moderate elevations +
fused +  and free +
filamentous +
Calcareous rock in forests, rarely on deciduous trees +
erect +  and spreading +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
dentate +  and entire +
toothed +, entire +  and plane +
dioicous +, autoicous +  and sexual +
apiculate +  and short-rostrate +
Capsules mature summer. +
papillose +  and smooth +
elongate +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
asymmetric +, 2-pinnate +  and 1-pinnate +
falcate-secund +
yellowish-brown +, green +  and glossy +
straight +
homomallous +  and erect-spreading +
oblong-ovate +
2 cm20 mm <br />0.02 m <br /> (?) +  and 2.5 cm25 mm <br />0.025 m <br /> (?) +
differentiated +
Homomallium incurvatum +
Homomallium +
species +
yellowish +, brownish +  and dark green +
shiny +  and glossy +