Taxodium distichum var. imbricarium

(Nuttall) Croom

Cat. Pl. New Bern 30. 1837.

Common names: Pondcypress
Basionym: Cupressus disticha var. imbricaria Nuttall Gen. N. Amer. Pl. 2: 224. 1818
Synonyms: Taxodium ascendens
Treatment appears in FNA Volume 2.

Trees to ca. 30 m; trunk to 2 m diam. Bark brown to light gray, typically somewhat thicker and more deeply furrowed than that of other varieties. Branchlets with leaves not in 2 ranks, mostly ascending vertically. Leaves ca. 3–10 mm, appressed and overlapping, mostly narrowly lanceolate, free portion not contracted or twisted basally. 2n = 22.


Habitat: Blackwater rivers, lake margins, swamps, Carolina Bay lakes, pocosins, and wet, poorly drained, pine flatwoods
Elevation: 0–100 m

Distribution

V2 523-distribution-map.gif

Ala., Fla., Ga., La., Miss., N.C., S.C.

Discussion

The name Taxodium distichum (Linnaeus) Richard var. nutans (Aiton) Sweet has been misapplied to this taxon; the type of this name belongs to var. distichum (F. D. Watson 1985).

Selected References

None.

Lower Taxa

None.
Frank D. Watson +
(Nuttall) Croom +
long-lived +
brown +  and light gray +
thicker +
Cupressus disticha var. imbricaria +
inconspicuous +  and undifferentiated +
Pondcypress +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Ala. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +  and S.C. +
0–100 m +
Blackwater rivers, lake margins, swamps, Carolina Bay lakes, pocosins, and wet, poorly drained, pine flatwoods +
decurrent +  and scale-like +
petioled +, sessile +, twisted +  and simple +
overlapping +
persisting +
3 (?) +  and 5 (?) +
lanceolate +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
spheric;oblong +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0 cm0 mm <br />0 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
Cat. Pl. New Bern +
fibrous;woody +
peltate +  and complex +
cuneate +  and oblong +
fleshy +  and woody +
overlapping +
3-angled +
Illustrated +
Taxodium ascendens +
Taxodium distichum var. imbricarium +
Taxodium distichum +
variety +
enlarged +
flattened +, angled +  and terete +
evergreen +  and deciduous +
asymmetric +  and symmetric +