Zygodon viridissimus var. dentatus

Limpricht

Laubm. Deutschl. 2: 12. 1890.

Treatment appears in FNA Volume 28. Treatment on page 81.
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Plants to 1.7 cm, light green. Stem-leaves oblong-lanceolate to narrowly lanceolate; margins irregularly serrate near apex; apex acute, usually with ± gradual apiculus. Specialized asexual reproduction by elliptic gemmae, of 4–9 cells, longitudinal septa present, curved.


Habitat: Crevices in vertical rock faces
Elevation: high elevations

Discussion

Variety dentatus is distinguished by robust plants, sharply toothed distal leaf margins, and abundant gemmae with curved longitudinal septae. The variety has been found in the flora area only in the White Mountains.

Selected References

None.

Lower Taxa

None.

"entire" is not a number.

specialized +
Dale H. Vitt +
Limpricht +
decurrent +
Bryum viridissimum +
erect +  and ascending +
conic +  and cucullate +
long-exserted +
elliptic-oblong;fusiform +
not constricted +
papillose +
quadrate +
differentiated +
excurrent +  and percurrent +
roundedquadrate;rounded-hexagonal +
Ariz. +  and Europe +
high elevations +
linear-lanceolate +
reflexed +, recurved +  and erect +
rectangular;elliptic +
connate +
occasional +
Crevices in vertical rock faces +
erect-spreading +  and squarrose-recurved +
not rugose +
oblong-lanceolate +  and linear-lanceolate +
synoicous +, autoicous +, dioicous +  and sexual +
not differentiated +
rostrate;convex;conic +
mammillose +  and smooth +
sometimes larger +
lateral +  and terminal +
Laubm. Deutschl. +
sinistrorse +, dextrorse +  and erect +
0.3 cm3 mm <br />0.003 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Illustrated +
falcate-secund +
oblong-lanceolate;narrowly lanceolate +
linear-lanceolate +, oblong-lanceolate +, elongate-lanceolate +  and lanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
erect +  and ascending +
superficial +
Zygodon viridissimus var. dentatus +
Zygodon viridissimus +
variety +
specialized +
dioicous +  and sexual +
incrassate +