No. 471] 



CRETACEOUS PLANT REMAINS 



195 



author first referred them to Eucalyptus gciuiizi I leer,' widi tlie 

 leaves of which species they were found closely ass()(iatc(h hut 

 later he called what are evidently identical remains iJanniiara 

 borealis Heer.^ 



In 1889, Mr. David White visited Gay Head, and in the fol- 

 lowing year, in a paper "On Cretaceous Plants from Martha's 

 Vineyard " ^ he described and figured specimens collected there, 

 referring to them as follows (pp. 98, 99): "Next to the preceding 

 species, the most numerous of the plants from Gay Head is 

 Eucalyptus Geinitzi Hr., fig. 8-11, two of whose fruits, 'resem- 

 bling unopened flowers of syngenesian plants,' were figured as 

 'scales of vegetable remains' in Hitchcock's Final Kcpoii. This 

 species, first described from the Liriodendron l.ciU Mi. idle Cre- 

 taceous) of (Greenland, is abundant in and nio>t < haindcriMi. of 

 the Middle Cretaceous of Bohemia, and is ai>o jircM iit in the 

 same stage (Cenomanian) in Moravi.-,. The .[n.-irnm. \v^. II, 

 is included here on account of its coincidence w ith one fiunnvd by 

 Velenovsky (Foss. Flor. bohm. Kreide., iv, pi. xw, fi^r. uhich 

 he supposed represented a flower of this species. It may belong 



"^rhe retnains of the mits show longhu.Hnal furrow, luhite in 

 th(> figures) niled with a resin wliich is ' in.listinuni>hable In- 

 ordinary tests from And.er/ and which w;.s observed and pro- 

 i'"imeed aird.er by Hitchcock in I S4 1 . These <lonbtless ;,re the 

 remains of gum or oil vessels, such as exist in the nnts of recent 

 Kucalypts; and the granules of 'amber' can hardly be else than 



about Gay llea.l,' and in the Xeu Jersey ( 'r<'ta(vons. uhrrealso 

 Kucalypts are fomid, are the product of the contemporaneous 



'gum-trees; rather than of s ■ conifer. None of this .\nieri- 



can amber has, I believe, been tcvstcd for succinic aci<l, or to 

 show^ its relation to true amber." 



' Foss. Fl. Bohm. Kreidejorm., pt. 4, p. 1 [62], / {Hi fhjs. J, 2; pi g 



figs. 6-11 ; pi. 4 [271 fm- 13 in part. 1885. 

 ^ Kvet. Cesk. Cenomanu, p. 7. pi. 1, figs. 28, 29. 1889. 

 Mmer. Joum. Set., vol. 39, p. 93-101, pi. 2, 1890. 



