DfiSCEIPTION OF SPECIES. 203 



prolongation of tlie apex, the distant secondaries, and the decuiTent base 

 Heer describes the species as foUows: Leaves very hxrge, coriaceous, oval- 

 elhptical, long acuminate at apex, narroAved at base to a strong petiole; 

 primary nerve thick; secondaries much curved, camptodi'ome. 



Habitat: Ellsworth County, Kansas. No. 221 and 222 of the collec- 

 tion of Mr. R. D. Lacoe. 



Magnolia Capellinii Heer. 



PI. LXVI, Fig. 1. 



Phyll. Cr6t. (lu N6br., p. 21, PI. iii, Figs. 5, G; Lesqnereiix, Cret. and Tert. Fl., p. 72. 



A peculiar form with thick leaves and secondaries deejjly imjjivssed; 

 the impression is- that of the lower face. 



Habitat: Ellsworth County, Kansas. No. lliJU of the collection of 

 Mr. R. D. Lacoe. 



Magnolia obovata Newb. 

 "Later Ext. FL, p. 15 ; Illustr. Cret. aud Tert. PI., PI. ii, Fig. 2 ; PI. iv, Fig. 4. 



Magnolia (Cabpites) species, Lesq. 

 Cret. aud Tert. Fl., p. 73, PI. xi, Fig. G. 



LiBIODENDRON PRIM^TTJM Newb. 



PI. XXIV, Fig. 4; PI. XXVI, Fig. 1-4. 

 Later Ext. Fl., p. 12 ; Illustr. Cret. and Tert. PI., PI. vi. Fig. 7. 



Leguminodfes Marcouanus Heeir, Proc. Acad. Nat. Sci. of Phil. (1858), p. 265; Dana's 



Manual of (Jeology, 2d ed., p. 459, Fig. 827 ; Cret. Fl., p. 90, PI. xxvili. Fig. 2. 

 Bumelia Marcouana (IletT) Lesq., Cret. Fl., p. 90, PI. xxvill; Fig. 2. 

 Phyllites obcordatus Heer Pliyll. Cret. du Nebr., j). 266. 

 Liriodendron Meehii var. Marcouana Heer, Fl. Foss. Arct., vol. 6, Abth. 2, p. 88, PI. 



XXII, Figs. 4, 6, 7, 11 ; PI. xxni. Fig. 3; PI. XLV, Figs. 3a, 3b. 

 Liriodendron Meekii var. obcordala Heer (loc. cit.), p. 88, PI. xxii. Figs, lb, 2; PI. 



xxiii, Fig. 4. 

 Liriodendron Meekii var. mvcronvlata Heer (loc. cit.), p. 88, PI. xxii, Figs. 3, 10. 



Leaves of medium size, somewhat thick l>ut not coriaceous, oblonnf or 

 obovate, more or less rapidly narroweil to a sliort petiole, entire, emarginate 

 at apex, rarely enlarged and roiuided near the base; primary nerve percur- 

 rent, sometimes emerging' as a sliort, small mucro in the middle of the 

 notched a])ex; secondaries oblique, parallel, passing straight or cur\ed 

 toward the borders, eamptodrome or craspedodi'ome ; angle of divergence 

 30° to 40°, according to the size of the leaves. 



