Plagiomnium floridanum

R. E. Wyatt & Odrzykoski

Bryologist 115: 531, figs. 1, 2 [right]. 2012.

Endemic
Treatment appears in FNA Volume 28. Treatment on page 233. Mentioned on page 229, 230, 232.
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Erect stems 1–3 cm, not dendroid; sterile stems to 3 (–4) cm. Leaves dark green or yellow-green, crisped and contorted when dry, flat when moist, elliptic, 3–5 mm; base narrowly decurrent; margins toothed from about mid leaf to apex, teeth sharp, of 1 (or 2) cells; apex acute or acuminate, cuspidate, cusp sometimes toothed; costa percurrent or short-excurrent; medial laminal cells ± isodiametric or short-elongate, 20–30 µm, slightly smaller near margins, occasionally in longitudinal and diagonal rows, strongly collenchymatous, walls not pitted; marginal cells linear, in 2–4 rows. Sexual condition dioicous. Seta single, yellow or brown, 2–3 cm. Capsule pendent, cylindric, 1.5–2.5 mm, neck not distinct; operculum conic. Spores 25–30 µm.


Phenology: Capsules mature spring.
Habitat: Soil over limestone
Elevation: low elevations

Discussion

See discussion for this species under 3. Plagiomnium cuspidatum.

Selected References

None.

Lower Taxa

None.
... more about "Plagiomnium floridanum"
blackish +, orange-yellow +, reddish-brown +, yellowish-brown +, yellowish green +, red +, brown +  and yellow +
acuminate +  and acute +
Terry T. McIntosh +  and Steven G. Newmaster +
R. E. Wyatt & Odrzykoski +
decurrent +
cucullate +
yellowish-brown +  and yellow +
cylindric +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
undifferentiated +
nodulose +
short-excurrent +  and percurrent +
subpercurrent +
toothed +
Fla. +, Ga. +  and Miss. +
low elevations +
yellow +  and yellowish-brown +
brown +  and yellow +
lanceolate-acuminate +
Soil over limestone +
crowded +  and distant +
elliptic +  and contorted +
yellow-green +  and dark green +
erect-spreading +
crisped +
larger +  and small +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
yellow-green +  and green +
dioicous +  and sexual +
rhomboidal +  and linear +
short-elongate +  and isodiametric +
not distinct +
Capsules mature spring. +
smaller +  and larger +
brown +  and yellow +
straight +  and flexuose +
elongate +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
spheric +
not dendroid +
3 cm30 mm <br />0.03 m <br /> (4 cm40 mm <br />0.04 m <br />) +
brownish +, yellow-green +  and green +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Plagiomnium floridanum +
Plagiomnium +
species +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +