Phlegmariurus dichotomus

(Jacquin) W. H. Wagner & Beitel

Novon 3: 305. 1992.

Common names: Hanging fir-moss
Basionym: Lycopodium dichotomum Jacquin Enum. Stirp. Vindob., 314. 1762
Synonyms: Huperzia dichotoma (Jacquin) Trevisan
Treatment appears in FNA Volume 2. Treatment on page 20.

Shoots pendent, 1–3-forked, clustered at base, 10–30 cm, long-lived. Roots densely covered with fine grayish uniseriate hairs, to 1 mm. Leaves spreading to ascending, 15–20 × 0.5–12 mm, very gradually narrowed from base to long-attenuate apex; margins entire. Fertile leaves reduced, 7–12 × 0.2–0.5 mm. Sporangia 2–3 times width of subtending leaf.


Habitat: Epiphytic on trunks and branches of trees in tropical and subtropical regions.

Distribution

V2 399-distribution-map.gif

Fla., Mexico, West Indies, Central America, South America

Discussion

In the flora, Phlegmariurus dichotomus is known only from Big Cypress Swamp, Florida.

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Phlegmariurus dichotomus"
acute +  and convex +
long-attenuate +
Warren H. Wagner Jr. +  and Joseph M. Beitel +
(Jacquin) W. H. Wagner & Beitel +
Lycopodium dichotomum +
Hanging fir-moss +
Fla. +, Mexico +, West Indies +, Central America +  and South America +
photosynthetic +
Epiphytic on trunks and branches of trees in tropical and subtropical regions. +
pseudomonopodial +, dichotomous +, branching +, branched +  and simple +
flat +  and round +
monomorphic +
not +  and imbricate +
remote;dense +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
spreading;ascending +
narrowed +
reduced +
trimorphic +  and uniform +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
aerial +  and subterranean +
distinct +
emerging +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
long-lived +
1-3-forked +
plectostelic +  and actino +
axillary +  and adaxial +
2-3 times width of subtending leaf +
small-grooved +
undifferentiated +
protostelic +
subterranean +
stalked +  and sessile +
modified +  and unmodified +
photosynthetic +
small-grooved +
subterranean +
reticulate +, rugulate +  and pitted +
Huperzia dichotoma +
Phlegmariurus dichotomus +
Phlegmariurus +
species +
terrestrial +  and epiphytic +