430 SALICACK.E. (willow FAMILY.) 



* Atnertts small, sessile : o'^anj silky : stamens 2. — Lore canescent shrubs, with small 



haves. Ameiits dtutlo/itJ bijure the leuvts. 



1. S. tl'istis, Ait. Leaves very numerous, lanceolate, obtuse or arntc, 

 entire or wavy, at least on the marj^ins, tapering at the base, nearly sessile, oov- 

 crod witli a grayish down, at length ^mootllish above ; stipules minute, caducous ; 

 flowering araents small, globular ; the oval bracts hairy on the margins ; style 

 short; ovary slender, long-beaked. — Dry barren soil, in the upper districts of 

 Gt'orgia, and northward. j\larch and April. — Shrub l°-2° high. Leaves 

 V -J long. 



2. S. liumilis, Jrnrshall. Leaves lanceolate, obtuse or abruptly jioiiited. 

 naiTOwed into a petiole, smoothish above, grayish-pubescent beneath, often 

 slightly serrate near the summit ; stipules small, semi-cordate or lunate, entire or 

 toothed ", flowering amcnts ovoid or oblong, often drooping, with the lanceolate 

 bracts villous ; style conspicuous ; ovary slender. (S. conifera, Mnhl. S. Muh- 

 lenbergiana, Willd.) — Bairen soil in the upper districts, and northward. March. 

 — Shrub 2° -4° higl>, ofcen bearing cone-like excrescences. 



3. S. I'OSmarinifolia, L. Leaves linear-lanceolate, nearly entire, flat, 

 pubescent above, silky beneath ; ovary lanceolate, villous ; styles elongated. — 

 Swamps and low ground, Florida? and northward. — Shrub 2° -4° high. 

 Branches silky. Leaves 1'- 2' long. Stipules subulate. Bracts oblong, obtuse, 

 hairy on the margins. 



* * Aments large, ajUndrical, sessile, sill:i/-villous, developed before the leaves : ovaiies 



woolly. — Ijarije shrubs. 



4. S. discolor, Muhl. Branchlets pubescent; leaves oblong, petiolcd, 

 acute at each end, serrate in the middle, smooth and shining above, glaucous 

 beneath ; stipules semi-lunar, toothed ; aments woolly, with glossy hairs ; sta- 

 mens 2 ; ovary white-silky, sessile. — Low ground, Carolina, Pio-.sA, and north- 

 ward. April. — Shrub 8°-10° high. Leaves 2' -4' long. Aments I'-l^' 

 long. 



* * * Ameiits larqr, eylindriral, on leafy peduncles or hramlilets, appeanmj with the 



leaves : ovaries smooth, stalked. 



5. S. Floridana, n. sp. Leaves ovate-lanceolate, acute, smooth above, 

 glaucous beneath, finely serrate, rounded at the base, the petioles pubescent ; 

 stipules small, caducous ; fruiting anient oblong, dense ; capsule ovate-lanceohite, 

 Bmooth. — Rocky banks, "West Florida, fruiting in April. — Shrub 80-12° high. 

 Leaves thin, 2' -.3' long. Fruiting aments 2' -3' long, 1' in diameter, enveloped 

 in the copious wool of the seeds. Flowers not seen. 



6. S. nigra, Marshall. Leaves lanceolate, acute at each end, serrate, peti- 

 olcd, pubescent when young, becoming smoothish and green on both surfaces ; 

 stipules small and caducous, or sometimes lunate, toothed, and persistent ; 

 aments elongated, the fertile ones slender, loose-flowered ; bracts deciduous ; sta- 

 mens 3-6, hairy below ; capsule ovate, acuminate, jjointed by the conspicuous 

 Ft vlo. (S. TTr>M«toniana, Pursh.) — Swamps nnd mnddy I)anks of rivers, Florida, 

 and northward. A shrub or .-mall tree, with brittle branches. Leaves 2' - 3' 



