MYRTACE^E 



535 



First pair broadly cordate, obtuse, tipped with a glandular 

 mucro. 



Second pair cordate-ovate, obtuse, tipped with a glandular mucro, 



alternate. 



Tristania conferta, R. Br. (fig. 845). 



Primary root tapering downwards, sending off numerous lateral 

 fibres. 



Hypocotyl erect, quadrangular, glabrous, red, 1-1-8 cm. long. 



FIG. 344. Eucalyptus calophylla. Nat. size 



Cotyledons small, rhomboid, ovate, obtuse, entire somewhat 

 fleshy, green, glabrous, petiolate, trinerved ; petiole rather long and 

 flat, glabrous. 



Stem erect, quadrangular, slightly hairy, green ; 1st internode 

 1'2-1'5 cm. long ; 2nd internode 3-4 mm. 



First leaves entire, opposite, decussate, lanceolate, oval, obtuse, 

 slightly ciliate, minutely hairy, green, pinnatinerved ; petioles short, 

 slightly furrowed above. 



Psidium sp. 



Hypocotyl erect, terete or obtusely quadrangular, glabrous, pale 

 green, about 1'8 cm. above the soil. 



Cotyledons aerial, ovate, acute, cuneate at the base, glabrous, 



