Salix sect. Humboldtianae

Andersson in A. P. de Candolle and A. L. P. P. de Candolle

in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 16(2): 199. 1868.

Treatment appears in FNA Volume 7. Treatment on page 32. Mentioned on page 30, 51.

Shrubs or trees, 1–30 m. Branches somewhat brittle, highly brittle, or flexible at base. Leaves: petiole with pairs or clusters of spherical glands distally; largest medial blade relatively narrow (6–37 mm wide), margins flat, (glands marginal), abaxial surface glabrous, glabrescent, puberulent, pubescent, or pilose. Pistillate catkins slender, (5–16 mm wide). Pistillate flowers: ovary glabrous or villous.

Distribution

North America, Mexico, West Indies, Central America, Asia

Discussion

Species 15 (6 in the flora).

Selected References

None.

... more about "Salix sect. Humboldtianae"
pilose +, pubescent +, puberulent +, glabrescent +  and glabrous +
Toothed (?) +  and 2-fid (?) +
George W. Argus +
Andersson in A. P. de Candolle and A. L. P. P. de Candolle +
ferruginous +  and white +
toothed +  and 2-fid +
deciduous +
pliable +  and brittle +
not +  and glaucous +
slender +  and stout +
pendulous +, spreading +  and erect +
slender +
North America +, Mexico +, West Indies +, Central America +  and Asia +
connate +  and distinct +
greenish +  and tawny +
bisexual +  and unisexual +
spherical +
unbranched +  and spicate +
subterminal +  and axillary +
membranaceous +
amphistomatous +  and hypostomatous +
linear +  and elliptic +
lanceolate +, lorate +, ovate +  and oblong +
arranged +  and alternate +
marcescent +
deciduous +
rudimentary +
2-7[-10]-carpellate +
villous +  and glabrous +
glandular-dotted +
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
overlapping +
distinct +
branched +, sympodial +, monopodial +  and branching +
non-papillate +
cylindrical +
caducous +  and persistent +
distinct +  and connate +
tapering +
persistent +  and deciduous +
ferruginous +  and white +
Salix sect. Humboldtianae +
Salix subg. Protitea +
section +
rounded +
sympodial +, branching +  and heterophyllous +
tree +  and shrub +