Victorian Plants. 233 



EUCALYPTUS. 



1084. Anthers broader than long ; fertile and sterile seeds 



in size much alike ... ... ... ... ... 1085 



Anthers longer than broad or about as long as broad; 

 fertile seeds much larger than the sterile seeds ... 1097 



1085. Main-venules of leaves nearly longitudinal ... 1086 



Main-venules of leaves, except the median, con- 

 spicuously divergent ... ... 1087 



1086. Leaves much elongated. 



Finally tall, except in the Alps ; bark smooth, whitish 

 outside ; leaves very firm, almost lanceolar, unilaterally 

 somewhat curved, equally green and shining on both 

 sides ; umbels nearly always solitary ; flowers on very 

 short stalklets ; tube of the calyx semiovate-obconical, 

 about twice as long as the hemispheric slightly pointed 

 lid ; anthers nearly renate ; fruit semi- or truncate- 

 ovate ; border concave, descending ; valves enclosed. 

 One of the " White Gum-trees." E. pauciflora. 



Leaves much abbreviated. 



Never very tall ; bark of the stem mostly rough and dark, 

 of the branches outside greenish or somewhat bronzy- 

 brownish ; leaves firm, from oval- to narrow -lanceolar or 

 rarely linear-lanceolar, almost straight, equally green and 

 shining on both sides ; umbels solitary, short-stalked ; 

 flowers very small, unprovided with stalklets ; lid semi- 

 ovate-conical, acute, shining, about as long as the tube 

 of the calyx ; anthers renate-cordate ; fruit quite 

 small, semiovate- or truncate-globular ; valves enclosed. 

 "Green- branched Gum-tree." E. stellulata, 



1087. Leaves paler beneath. 



Finally quite tall ; stem-bark rough, dark outside, rather 

 fibrous inside ; leaves narrow- or elongate-lanceolar, 

 unilaterally somewhat curved ; their secondary venules 

 numerous, subtle, much spreading ; umbels on strongly 



compressed stalks, mostly solitary ; stalklets usually 

 shorter than the calyx ; lid from hemispheric- or broad- 

 conical attenuated into an acute apex ; anthers renate ; 

 fruit generally semiovate ; valves enclosed. " Blackbutt." 



E. pilularis. 



Leaves almost equally green on both sides ... ... 1088 



