or THE EUCALYPTI OF TROPICAL AtTSTKALIA. 99 



costulato, margine elevato, capsulae 4-5-loculat8e vertice convexo, 

 valvis subexsertis, seminibus fertilibus angusto-alatis sublaevibus. 



Hab. In eremo arenoso ad Hooker's Creek. Anth. autumno. 



Frutex orgyalis v. paulo altior. Folia pleraque \\-2y' longa in speci- 

 minibus siceis opaca. Flores inoogniti. Fructus diametro 6-8'", mar- 

 gine demum supra valvas producto. Semina fertilia ftU^- additis 

 circiter 1^'" longa. 



E. alpincB propinqua. 



Tentamen dispositionis Eucali/ptorum AiistraUce intratropicce et 

 suhtropicce, secundum corticis structuram, texturcrni, et separa- 

 tionem, usui Colonorum accommodatum. 



I. Leiophloi^. Cortex post delapsum strati supremi undique 

 laevis. (Yulgo : Flooded Gum-trees, White Grum-trees, Blue 

 Grum-trees partim, E-ed Gum-trees partim, Yarra-trees.) 



II. Hemiphloi^. Cortex in trunci parte inferiore persistens 

 rugosus et rimosus, in parte superiore ramisque delapsu strati 

 superioris laevigatus. (Vulgo : Moreton Bay Ash, Black-butted 

 Gum-tree, Box-trees partim.) 



III. Ehytiphloi^. Cortex ubique persistens rugosus et ri- 

 mosus intus solidus. (Vulgo : Bloodwood - trees, Box-trees 

 partim, Peppermint-trees partim.) 



IV. Pachtphloi^. Cortex ubique persistens rugosus intus fi- 

 brosus. (Vulgo : Stringy -bark-trees.) 



V. ScnizoPHLOi^. Cortex ubique persistens profunde sulcatus 

 intus solidus. (Vulgo : Ironbark-trees.) 



VI. Lepidophloi^. Cortex saltem in trunco persistens lamel- 

 laris friabilis. (Vulgo : Melaleuca Gum-trees, Mica-trees.) 



I. Leiophloi^. 

 § 1. Folia alterna suhfalcata concoloria. 



1. E. tereticornis, Sm. (1.) Operculum elongatum conico-subulatum 

 curvatum. Valvse alte exsertse. 



2. E. rostrata, Schlecht. (2.) Operculum subulato-acuminatum rectum. 

 Valvse alte exsertse. 



3. E. signata. (6.) Operculum hemisphsericum. Valvse vix exsertse. 

 Fructus seraiglobosi. 



4. E. variegata. (13.) Operculum hemisphaericum. Valvae inclusae. 

 Fructus semiovati. 



h2 



