Salix floridana

Chapman

Fl. South. U.S., 430. 1860.

Common names: Florida willow
IllustratedEndemicConservation concern
Treatment appears in FNA Volume 7. Treatment on page 32. Mentioned on page 27, 29, 30, 31.

Stems: branches red-brown, pubescent to glabrescent; branchlets yellow-brown or red-brown, sparsely velvety or pubescent. Leaves: stipules absent or rudimentary on early ones, foliaceous on late ones, apex rounded; petiole (shallowly grooved adaxially), 13–20 mm, puberulent or velvety adaxially; largest medial blade narrowly oblong, oblong, lanceolate, or narrowly ovate, 100–170 × 38–55 mm, 2.5–3(–4) times as long as wide, base rounded, convex, or subcordate (cordate on larger leaves), margins serrulate or spinulose-serrulate, apex acute, acuminate, or convex, abaxial surface sparsely tomentose, hairs straight, adaxial highly glossy, sparsely villous or pilose to glabrescent (midrib remaining villous), hairs white and ferruginous; proximal blade margins entire; juvenile blade sparsely pubescent to very densely villous or pilose abaxially, hairs white. Catkins: staminate 29–72 × 12–15 mm, flowering branchlet 1–10 mm; pistillate 50–81 × 17–27 mm, flowering branchlet 5–30 mm; floral bract (tawny, sometimes greenish), 2–3.6 mm, apex rounded, entire, abaxially sparsely hairy, hairs wavy; pistillate bract persistent after flowering. Staminate flowers: abaxial nectary 0.4–0.8 mm, adaxial nectary ovate, 0.5–1.1 mm, nectaries distinct or connate and cup-shaped; stamens 3–7; filaments hairy basally; anthers 0.4–0.5 mm. Pistillate flowers: adaxial nectary square, 0.5–0.9 mm; stipe 3.2–5.6 mm; ovary obclavate to ellipsoidal, (rarely puberulent), beak gradually tapering to styles; ovules 4 per ovary; styles 0.3–0.4 mm; stigmas 0.16–0.17–0.2 mm. Capsules 6–7 mm. 2n = 38.


Phenology: Flowering mid Feb-early Apr.
Habitat: Swamps, marshy shores of streams in woodlands, calcareous areas, shade tolerant
Elevation: 10-40 m

Discussion

Of conservation concern.

The closest relatives of Salix floridana are in the Old World sect. Tetraspermae. A detailed discussion of the distribution, taxonomy, and relationships of this uncommon subtropical endemic was given by G. W. Argus (1986).

Selected References

None.

Lower Taxa

None.
... more about "Salix floridana"
George W. Argus +
Chapman +
Florida willow +
Ala. +, Fla. +  and Ga. +
10-40 m +
Swamps, marshy shores of streams in woodlands, calcareous areas, shade tolerant +
Flowering mid Feb-early Apr. +
Fl. South. U.S., +
Illustrated +, Endemic +  and Conservation concern +
Salix floridana +
Salix sect. Floridanae +
species +