Aloina aloides var. ambigua

(Bruch & Schimper) E. J. Craig in A. J. Grout

in A. J. Grout, Moss Fl. N. Amer. 1: 214. 1939,.

Basionym: Barbula ambigua Bryol. Europ. 2: 76, plate 139. 1842
Treatment appears in FNA Volume 27. Treatment on page 616.

Plants to 2.5 mm. Leaves ligulate to lingulate, 1–2.8 mm, margins entire, undifferentiated at base, apex cucullate to nearly open; costa subpercurrent to percurrent, filaments of 3–6 cells, cells subspheric; cells of leaf base 15–64 µm, medial and distal cells 11–24 µm, occasionally with large solid papillae at leaf tip. Sexual condition dioicous or rhizoautoicous. Seta 5.5–12.5 mm. Capsule urn cylindric, 1.5–3 mm; operculum campanulate, 1–1.4 mm; peristome 600–1200 µm, strongly twisted. Spores 13–24 µm.


Phenology: Capsules mature Jan–May.
Habitat: Low, desert areas, banks and dry washes, soil and limestone
Elevation: moderate elevations (400-800 m)

Distribution

V27 897-distribution-map.gif

Ariz., Calif., Mexico (Baja California), Europe, Asia (India), Asia (Israel), Asia (Jordan), Asia (Lebanon), Asia (Turkey), n Africa, Australia

Discussion

In var. ambigua, the cylindric capsules with a long and twisted peristome are distinctive. Forms with short-lingulate leaves may be confused with Aloina hamulus when sterile. Outside North America, var. ambigua may occur as high as 2100 m.

Selected References

None.

Lower Taxa

None.

"um" is not declared as a valid unit of measurement for this property.

elongate +  and quadrate +
persistent +  and deciduous +
of 1-2 rows +  and differentiated +
Claudio Delgadillo M. +
(Bruch & Schimper) E. J. Craig in A. J. Grout +
reniform +  and rounded +
papillose +  and smooth +
usually slightly wider +
rectangular +
differentiated +
auriculate +
Barbula ambigua +
obovoid +
cucullate +
cleistocarpous +  and stegocarpous +
inclined +  and erect +
cylindric;ovoid-cylindric +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
monoicous +, dioicous +  and sexual +
flat to bulging +
3 (?) +  and 6 (?) +
subspheric +
tomentose +  and bare +
subpercurrent +
Ariz. +, Calif. +, Mexico (Baja California) +, Europe +, Asia (India) +, Asia (Israel) +, Asia (Jordan) +, Asia (Lebanon) +, Asia (Turkey) +, n Africa +  and Australia +
moderate elevations (400-800 m) +
differentiated +
multicellular +
Low, desert areas, banks and dry washes, soil and limestone +
yellow +  and orange-red or red +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
concave;keeled;channeled;ovoid;lanceolate or lingulate +
lingulate +
reduced +
0.1 cm1 mm <br />0.001 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
undifferentiated +
entire +  and irregularly crenulate +
inclined +  and erect +
campanulate +
0.1 cm1 mm <br />0.001 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
photosynthetic +
flattened +  and 2-fid +
lateral +  and terminal +
lateral +  and terminal +
red +, orange +  and yellow +
consisting of 16 mostly 2 times cleft spiculose striate or papillose lanceolate teeth , , , , +  and rudimentary +
Capsules mature Jan–May. +
in A. J. Grout, Moss Fl. N. Amer. +
straight +
elongate +
0.55 cm5.5 mm <br />0.0055 m <br /> (1.25 cm12.5 mm <br />0.0125 m <br />) +
2 +  and 1 +
spheric +
rounded-triangular +  and rounded-pentagonal +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Barbula aloides +  and Tortula aloides +
Aloina aloides var. ambigua +
Aloina aloides +
variety +
ovoid;cylindric +
yellow distally and red +, orange +, red +  and yellow +
dioicous +  and monoicous +
stemless +  and perigoniate +
occasionally smaller than the perichaetiate +