• 1(',2 lAl.M.i:. (rAL-MS.) 



tlu" jiiiiits. Flowfrs riiji"!. Dnijic {^loliusc. Slicatlis of tlir Icjivis dissolved 

 iiild a nct-wnrk "f iijlcilaci-d (il)rc'S. 



1. S. Palmetto, K. & S. ({'Ai»iiA(ii: r.\i.Mr.i to.) Slciii erect ; leaves 

 cordate in uulliiie, recurved at the summit, sliorter tliau tlie jtetitde; tlie di- 

 visit)us deejily eleft ; spadix sproadiu;^, commonl}' shorter than tlie leaves; 

 petals slii;liti\' united at tlie liase ; style tliick. — Low ground along tlie coast. 

 June. — Stem 2U''-40'^ high. Leaves 5^-8° long. Drupe hlack, 4"-5" in 

 diameter. 



2. S. Adansonii, Guerns. (Dwauk Talmkito.) Stem sliort, l)uned 

 ill the earth ; leaves circular iu outline, glaucous, longer than the jieti<de; the 

 divisions sliglitly cleft at the apex ; s])adix erect, inucli longer than the leaves ; 

 petals united at the base ; style thick. — Low grounds in the lower districts. 

 June-July. — Leaves 2°-3° high. Spatlix 3°-G° liigh. Dnijie 4" in diam- 

 eter, black. Nut hemispherical. 



Var. ? megacarpa, Cliapm. Leaves grayish green, the divisions parted 

 nearly to the ,<iiiu.<cs : spadix ('i-' long) ascending, prostrate in fruit; drupe 

 {^' iu diameter) black; Howers not seen. — Dry rocky jjine wood.s, Miami, 

 South Florida (Garber). 



2. THRINAX, L. f. Silver Pai.m. 



Flowers perfect. Calyx cup-shaped, 6-toothed. Petals none. Stamens 6- 

 12, their subulate filaments connate at the base. Anthers linear. Ovary 1- 

 celled, 1-ovuled. Stigma funnel-shaped. Drupe globose. Albumen entire, 

 or lobed from the base. P!ml)ryo vertical. — Leaves fan-shaped, the divisions 

 mostly destitute of interposed filaments. Spadix paniculate. 



1. T. argentea, Lodd. Stem .slender; leaves circular, silvery -silky be- 

 neath, the numerous divisions 2-cleft, united near the base, shorter than the 

 petiole ; ligule rounded ; spadix much shorter than the leaves, sim])ly panicu- 

 late; flowers short-pedicelled ; stamens 9-12; drupe small ; albumen 4-6- 

 lobed. — Keys of South Florida. — Stem 12°- 15° high. Leaves 2° long. 

 Spadix 1° long. Drupe 3" in diameter. 



Var. Garberi. Stem very short ; divisions of the leaves linear-strap- 

 shaped, nearly entire ; drupe deep purple. — Kocky pine woods, Miami, South 

 Florida. — Spadix 6' -8' high. 



2. T. parviflora, Swartz. Stem smoothish ; leaves canescent, scurfy 

 beneath, glalirate, the divisions longer than the petiole, tlie lower third united, 

 long-tapering to the 2-cleft apex ; ligule triangular ; spadix large, much 

 branclied ; stamens 6 ; albumen entire ; embryo nearly vertical. — Keys of 

 South Florida. — Stem 10°- 20° high. Leaves 2°-3° long. Drupe 2" in 

 diameter. 



3. SERENOA, Hook. f. Saw Palmetto. 



Inflorescence as in Sabal. Calyx cup-sliaped, 3-toothed. Petals valvate, 

 2-keeled within, connate at the base. Stamens 6. Anthers ovate, erect. 

 Ovaries separate. Styles slender, united. Drupe l-seeded. Embryo near 

 tlie base of homogeneous albumen. 



1. S. serrulata, Hook. f. (Saw Palmetto.) Stem creeping, branch- 

 ing; leaves circular in outline, fan-shaped, shorter than the slender spiny- 



