Thuidium delicatulum var. delicatulum

Treatment appears in FNA Volume 28. Treatment on page 383.

Stem-leaves (0.6–) 0.9 (–1.4) mm; apex not ending in hyaline point of 1-seriate cells. Perichaetial leaves with margins ciliate proximally, denticulate distally.


Phenology: Capsules mature fall–winter.
Habitat: Woodlands, soil, humus, rock, logs, stumps, base of trees
Elevation: low to high elevations

Distribution

V28 602-distribution-map.gif

N.B., N.S., Ont., Que., Ala., Ariz., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Md., Mass., Mich., Minn., Mo., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Tex., Vt., Va., W.Va., Wis., Mexico, Central America, n South America, Europe

Discussion

Variety delicatulum is apparently more often found in acid substrates than var. radicans and Thuidium recognitum. The perichaetial leaves in var. delicatulum are copiously ciliate.

Selected References

None.

Lower Taxa

None.
differentiated +
acute +  and acuminate +
Howard A. Crum† +
(Hedwig) Schimper in P. Bruch and W. P. Schimper +
convex-conic +
Hypnum delicatulum +
0.3 cm3 mm <br />0.003 m <br /> (?) +
roughened +  and smooth +
cucullate +
inclined;horizontal +
curved-cylindric +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
papillose +
differentiated +
nodulose +
0 +  and 1/2 +
N.B. +, N.S. +, Ont. +, Que. +, Ala. +, Ariz. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Md. +, Mass. +, Mich. +, Minn. +, Mo. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Vt. +, Va. +, W.Va. +, Wis. +, Mexico +, Central America +, n South America +  and Europe +
low to high elevations +
shouldered +  and bordered +
Woodlands, soil, humus, rock, logs, stumps, base of trees +
papillose +  and 1-papillose +
dioicous +  and sexual +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
0.9 cm9 mm <br />0.009 m <br /> (?) +
erect-spreading +  and erect +
triangular-ovate +
papillose-serrulate +
recurved +, erect +, incurved +  and reflexed +
denticulate +
long-rostrate +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (?) +  and 0.2 cm2 mm <br />0.002 m <br /> (?) +
filiform-branched +  and foliose +
Capsules mature fall–winter. +
in P. Bruch and W. P. Schimper, Bryol. Europ. +
papillose;smooth +
elongate +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
Illustrated +
spheric +
3-pinnate +  and 2-pinnate +
creeping +  and arched-ascending +
3 cm30 mm <br />0.03 m <br /> (8 cm80 mm <br />0.08 m <br />) +
differentiated +
Thuidium recognitum var. delicatulum +
Thuidium delicatulum var. delicatulum +
Thuidium delicatulum +
variety +
specialized +
dioicous +, autoicous +, sexual +  and asexual +
yellowish-brown;green +