466 



1.34 Ligna Coniferarum, Cupressoxylon. 



diis raedullaribus iii quoque inm. circ. 10,.j, cellulas 2-7 v. etiaai 

 9-16 (rarius usque ad 25) alt., e cellulis 10 '/.. alt. sparse porosis 

 constitiitis; cellulis et ductis resiniferis nullis. 



in sulphure a Cimicia et Girgenti » iusuhe SiciluB (Ivraus). 



Gen. Cupressoxylon Kraus, loc. cit., p. 4. 



Liguum stratis concentricis distinctis, angustis; cellulis prosen- 

 chymatosis porosis, poris magnis, rotundis, uni-vel pluriserialibus, op- 

 positis, cellulis resiniferis creberrirais, ductibus resiniferis nullis, ra- 

 diis medullaribus simplicibus. 



1. Cupressoxylon pachyderma (joepp., Monogr. foss. Conif., p. 199, t. 

 XXV, f. 1,2. {Cupressinoxylon). Schimp., Tr, Pal. veg., II, p. 374. 

 Conwentz, Ueb. mioc. Nadelh. Schwef v. Comitini, Flora, 1870, 

 p. 488. — Stratis concentricis amplis, distinctissimis, strati zona 

 exteriore latissima, cellulis prosenchymatosis pachytichis, stratum 

 limitantibus crassissimis, (vix excavatis) porosis, poris disciformibus, 

 uniserialibus, alternis, subapproximatis, radiis medullaribus cellulis 

 1-12 porosis formatis, ductibus resiniferis simplicibus, crebris. 



In formatione solfifera (( Comitini » prope Girgenti insul^e Si- 

 cilice (CoNWENTz). 



2. Cupressoxylon biradiatum Kraus, Beitr. z. Kentn. foss. Holz., pag. 467 

 4. — Ramulis 12 mm. diam., 16-stratosis; tracheidibus in se- 

 ries radiales nuraerosas dispositis, reguhiriter quadrilateris, 16 y.. 

 lat., membrana crassiuscula, teuuiter striata, areolato-punctata pr?e- 

 ditis; radiis medullaribus in quoque mm. e sectione tangentiali 

 circ. 141, cellulas 1-5 (s.Tjpius 2) alt. 



In sulphure insulas SiciHce (Kraus). — Species quoad numerum 

 radiorum medullarium gen. Biotce et Junipero affinis, sed numero 

 cellularum binariurn gen. Cupresso potius accedens. 



3. Cupressoxylon sp ivraus. I. c. p. 5. — • Stratis annuis in qiio- 468 

 que cm. radiaii circ. 30-40; tracheidibus in series 5 v. plures 

 (sa;pius 12-20) radiales dispositis, uniseriatim areolato-punctalis, 

 spiraliter striolatis; cellulis resiniferis valde numerosis; ductis ro- 

 siniferis nuilis; radiis medullaribus circ. 100, cellulas 1-6 sed etiam 

 usque ad 44 alt., e cellulis 18 u.. alt. constitutis. 



In marga nigre.scenti insulne Sicilicc (Kraus). — '■ An species ea- 

 dem ac illa a Conwentz (Flora, 1870, p. 4SS-100) cum (\ pachyder- 

 mati Gopp. comparata? 



