XCIV. MYRTACE^. 425 



s 



TRIBE II. LEPTOSPERME^. 



Stamens very often indefinite, free, or polyadelphous, rarely monadelphous. 

 Ovary 2-many-celled ; ovules numerous, rarely solitary in each cell. Capsule 

 loculicidal or septicidal, rarely indehiscent. Seeds sometimes dimorphous (Eucalyptus, 

 Fabricia, &c.). Shrubs or trees, abundant in Australia, less numerous in tropical 

 Asia. Leaves opposite or alternate, exstipulate, entire or rarely denticulate, 

 punctate, sometimes presenting the appearance of phyllodes. 



PRINCIPAL GENERA. 



Scholtzia. *Bseckia. Hypocalymna. Agonis. *Leptospermura. 



*Callistemon. *Melaleuca. *Beaufortia. 'Calothamnus 'Eucalyptus. 



*Tristania. *Metrosideros. Backhousia. Xanthostemon. 'Angophora. 



*Billiottia. *Fabricia. 



TRIBE III. MYRTE^. 



Stamens indefinite, free. Ovary 2- or more- celled, ovules numerous. Berry 2- 

 or more- celled, cells often 1-seeded. Tropical and sub-tropical trees or shrubs. 

 (The common Myrtle is found as far as 43 1ST. lat.) Leaves opposite, entire, 

 punctate, exstipulate. 



PRINCIPAL GENERA. 



Cainpomanesia. Psidium. Rhodomyrtus. *Myrtus. Rhodamnia. Nelitris. 



Myreia. Marliera. *Calyptranthe?. Pimenta. *Eugenia. Caryophyllus. 



*Acmenas, *Jambosa. 



TRIBE IV. BARRINGTONIE^J. 



Stamens numerous, often monadelphous. Ovary inferior, 2- or more- celled ; 

 ovules definite or numerous. Berry corticate, 1- or more- celled, 1-few-seeded. 

 Trees of tropical Asia and America. Leaves alternate, rarely opposite or whorled, 

 exstipnlate, eglandular, entire or dentate. 



GENERA. 

 Barringtonia. Careya. Grias. Planchonia. Gustavia. 



TRIBE V. LECYTHIDEJE. 



Stamens numerous, filaments united into a cup, shortened on one side, pro- 

 longed on the other into a concave petaloid tongue, sterile or antheriferous within. 

 Ovary several- celled ; ovules numerous. Fruit dry or fleshy, indehiscent or opening 

 by the raising of the disk. Trees of tropical America. Leaves alternate, not 

 punctate, entire or rarely toothed ; stipules or caducous. 



PRINCIPAL GENERA. 

 Courateri, Couroupita. Bertholletia. Lecythis. 



[Tribe NAPOLEONE^E : see p. 426.] 



