102 



LOWEH EOCESX FLORAS OF SOUTHEASTEEX XORTH AMEBICA, 



him. Crotonophyflnm. and Euphorbioxyion as 

 definite evidence of the existence of the Eu- 

 P- ' iring the Upper Cpetaceoos 



i - 



1 he 5 Wilcox species are referred to the gen- 



e: ■ "" ^ ■ - - - 



I' - ^ - 



pn:ipc>sed by ^ elenovsky for & well-marked - 



c[-S- --' ■- ' . -. . 



taceoos of South Carc>liiia. Two 5j)ecies are 



cc>nipared with a number of the 600 existing 

 species of Crv" _ - 



re&«ited in :. 



are especially close with Croton eluieria (Linne) 

 B- " - low coppice of 



t_ _ . . the Bahama 



Iskn.is. 



Hi- - - . - - 



~ Altoge/:. 



by E ^ ~ 



hardt. These species have been c- : 



with - 



IS. Excoecaria. ( 



species occnr- .em 



France. T i^ ^ spe<:ies in 



western C- - -h- island of 



3ieppey Q'presian'. and a tL: ,_* Paris 



Basin •Xatetian . Fi" ' _ ve 



been described fr:— *: - Tv- 



rol, and a six" 'rthem 



Bohemia. species in 



Switzeriai. - A Hiocene 



species is described by Kramer from BraziL A 

 single smaB-Jeafed - . ' "" 'niophylluin 



is of rare occnTTMi -: rings sand. 



The gams Drypetes Vahl inchides abont a 

 dozen '-aland 



subtr extend 



southward to northern Brazil and 2 range 

 northward to the Florida Keys. There are 2 

 weO-marked species in the Wilcox flora — one 

 an Eocene prototype of the existing Drypeteg 

 I-' " ' " ' ' - ■ Lag 



tre^ of the coastal flora of soathem peninsular 



Florida, the Bahamas. West Indies, and An- 

 tilles. The genus, which has not t)reviouslv 

 -sU state, w; />ly 



_ . .—i there is i, . .^^lice 

 that it ever spread to the Eastern Hemisohere. 

 - -^. sometimes caL 



- -boat 20 famHiv; 



•ut 3.2«30 species. The largest famiUes in 

 - , -vre the - . -eae. which 



:wice as I ; . t-cies as any 



of the others: the Celastraceae. Anacardiacese. 

 "" " acese.- Like the Gera- 



■ " ~ start with isocarpic 



forms and pass to those in which the camels 



Snce there are several distinct lines of de- 

 ^"^^ ; -n fiom the 



Gt - - _ :_ :ers that seem 



trivial, it seems probable that the fanulies 

 ^e two orders as at r 

 -t a plexus of forms ~ 



: ' r_s are not yet undeTstood- 



iiie : - " of the Sapindales that is 



-f-z-^-.r W"V..T " -:■ ■- -^^ Ana- 



- It 



- - - ' -ptcies 

 —- . ^..j. pithy 



- ind commonly toxic juice, 

 rate or pinnate, ex- 



--_-„: _ _ irupaceous fruits that 



carry exalbuminous seeds. The Anacardiacese 

 makes its greatest display in the tropics and 

 subtropics of both hemispheres, but in the 

 existing flora is especially characteristic of the 

 M^' - . ~ 15 is by far the largest 



ge:i_- ;_ ._ .._- of the family found in 



the extratropical regions of both the northern 



res. The present geo- 



- -1.0WS many anom-ahes 

 - Jv. Thus the genus Camp- 

 les S species in 



--. ~ atra, Borneo, and 



!^Ialakka and a single species in northern 

 BraziL The genus Sorindeia Thouars of trop- 

 ical Africa and ^ladagascar is most closely 

 aOied to the genus Mauria Konth of the Andes 

 of South Amraica. The genus Calesium Adan- 

 son includes 13 species in tropical Africa 

 and 1 in the East Indies. The Eurasian 

 gMius Pistacia Linne is represented by a sin^e 

 species in Mexico. The genus Thyrsodium 

 Bentham inchides 4 species in tht; Amazon 



an 



thr . 



nospeiiiiii ill"- 

 Madagascar. C 



