4'2i cri'rLii'KK.K. (oak kamilv.) 



Var. montiCOla, Mivhx. {U<>( K riir.sTXi:T-OAK.) ((2. montaiiM, HV//J.) 

 A smalirr trre {.■K)°-40° lii^jli), witli more ('<jn)|iact ami diiraMc wood ; fruit 

 sinalliT; nut ol)lon<;. — Hoi-ky woods nlonj^ the luountains. 



Var. Michauxii. (Q. Michauxii, Xutl.) Leaves smaller (4' -5' lonjr), 

 rather ri^id, velvety beneath, often ohtuse or slightly eonlate at the base ; nut 

 ovate (li' lonj:). — Low ground, Florida to South Carolina. — A large tree. 



Var. discolor, Michx. Leaves ohovatc, acute at the ba.se, coarsely and 

 obtusely toothed or somewhat lobed, dark-green above, white-tomentcse beneath ; 

 fruit long-pcduncled, cup tubercular, hetnispberical ; nut oblong-ovate (1' 

 long), (ti. biuolor, Willd.) Swamps along the mountains. — A large tree. 



19. Q. Castanea, Willd. (Chestxit-Oak.) Leaves ol)long, varying 

 to lanceolate, acmiiiiiate, sharply toothed, with the jtoints incurved, mostly acute 

 at the base, smooth above, paler and minutely pubescent or glaucous beneath; 

 fruit small, sessile or short-peduncled ; cup hemispherical, with flat scales, en- 

 closing one third of the oblong nut. — Rocky woods. West Florida to Missis- 

 sippi, and northward. — A large or middle-sized tree. Leaves 3' -6' long. Nut 

 7" -9" long. 



20. Q. prinoides, Willd. (CniNQrAPiN-OAK.) Shrubby ; leaves lance- 

 olate-oblong, acute at each end, acutely toothed, smooth above, white-tomentosc 

 beneath; fruit small, mostly sessile; cup hemispherical, with flat scales, enclos- 

 ing about one half of the round-ovate nut. (Q. Chinquapin, Piirsli.) — Barren 

 soil in the upper districts, and northward. — Shrub 2°-G° high. Leaves 3' -4' 

 long. Nut 8" -9" long. 



2. CASTANEA, Tourn. Chestnut. 



Sterile flowers in separate clusters, in long erect cylindrical aments. CaljTC 

 5-6-parted. Stamens 8-1.5: anthers 2-celled. Fertile flowers 1 -3, enclosed 

 in the bell-shaped, at length globose, 4-valvcd and very prickly involucre. Calyx 

 5-6-lobed, superior. Abortive stamens 5-12. Ovary 3-6-celled. Ovules 

 single or by pairs in each cell. Stigmas 3-6, bristle-like, spreading Nuts 1 -3, 

 roundish, compressed, or plano-convex. Cotyledons very thick. — Trees or 

 shrubs, with oblong pctioled sharply-serrate straight-veined leaves. 



1. C. vesca, L. (Chestnut.) Leaves oblong-lanceolate, acuminate, 

 coarsely serrate, smooth on both sides ; nuts mostly 3, the middle one flattened, 

 the 2 outer ones plano-convex, dark brown. — Dry woods, West Florida, and 

 northward. April. — A large tree. Leaves 6' -7' long. 



2. C. pumila, Michx. (Chinqcapix.) Leaves oblong, acute, or obtuse, 

 finely serrate, hoary-tomentose beneath; nuts solitary, nearly globular. (C nana, 

 MM., a form with larger leaves and nuts.) — Dry sandy soil, Florida, and north- 

 ward. April - May. — A large shrub or small tree. Leaves, involucre, and nut 

 smaller than those of the preceding. 



3. FAGUS, Tourn. Beech. 



Sterile flowers capitate, on long and drooping peduncles, with deciduous bracts. 

 Calyx bell-shaped, 5 - 6-cleft. Stamens 8 -12: anthers 2-celled. Fertile flow- 



