

[Vol. 2 



128 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



cales and Primulales, and through the latter into Gentianales, 

 Polemoniales and Scrophulariales to the end of this phyletic 

 line in the Lamiales. 



Family 46. Magnoliaceae. Magnolias. Petals present, 

 usually many ; receptacle usually elongated ; shrubs and trees 

 with alternate leaves and usually large flowers. Magnolia, 

 Liriodendron. (Pf. 3 2 : 12.) 



Family 47. Calycanthaceae. Petals present, usually many; 

 seeds without endosperm ; shrubs with opposite leaves. Caly- 

 canthus. (Pf.3 2 :92.) 



Family 48. Monimiaceae. Petals absent; carpels many, 

 1-ovuled, embedded in the receptacle; trees and shrubs with 



opposite or whorled leaves, and diclinous flowers. Kibara, 

 Monimia, Siparuna. (Pf. 3 2 : 94.) 



Family 49. Cercidiphyllaceae. Trees with naked dioe- 

 cious flowers, many stamens, and a single whorl of 2-5 free 

 carpels. Cercidiphyllum. (Pf. 3 2 :21.) 



Family 50. Trochodendraceae. Trees and shrubs with 



naked flowers, many stamens, and a single whorl of 5 to many 

 partly connate carpels. Trochodendron. (Pf. 3 2 :21.) 



Family 51. Leitneriaceae. Shrubs with alternate leaves 

 and dioecious flowers in catkins ; perianth minute or ; pistil 

 1-celled, 1-ovuled ; endosperm minute. Leitneria. (Pf . 3 1 : 28. ) 



Family 52. Anonaceae. Papaws. Petals present, in two 

 whorls of 3 each; stamens and carpels many; endosperm 

 ruminated; trees or shrubs with alternate leaves. Asimina, 

 Anona. (Pf. 3 2 :23.) 



Family 53. Lactoridaceae. Much-branched shrubs of the 

 South Pacific Islands, with alternate leaves, and apetalous 

 flowers. Lactoris. (Pf. 3 2 :19.) 



Family 54. Gomortegaceae. Large trees of South America, 

 with opposite evergreen leaves, and acyclic flowers; carpels 

 2-3, each with 1 ovule. Gomortega. (Pf. Nachtrage zu Teil 

 n-iv, 172.) 



Family 55. Myristicaceae. Nutmegs. Sepals 3; petals 



absent; pistil 1 (or a second rudiment), 1-seeded; endosperm 



