128 ANGIOSPERMM 



woods of commerce. E. Ind. 2. Cedrela, evergreen trees ; fls. yellow, 

 pink ; wood red, cedar-scented. Several spec, trop. Am., Asia, Aus- 

 tralia^ Tribe 2. Boll. Sds. usually winged. Few gen. 1. Swietenia 

 Mahdgoni. Fls. red. Boll woody, 3'-4' in diam. Evergreen tree, 

 70° high; wood is Mahogany. Eocky places, Cent. Am., Mex., S. 

 Fla. Tribe 3. Boll or berry. Numerous gen. 1. Trichilia. Fls. 

 white, panicled. Boll. Sds. arillate, emetic. 20 spec, evergreen 

 trees, shrubs, often climbing. Trop. Am., "W. Ind., Af Tribe 4. 

 Boll, drupe, lierry. Sds. not winged. Several gen. 1. Melia. Fls. 

 panicled, fragrant. Lvs. 2-pinnate, large. Drupe with 5 coherent 

 pyrenes ; made into rosaries. M. Azedarach, Bbad Tree, China T., 

 Pride of India. Fls. lilac; drupe gold-colored. Decid., 40° high. 

 Asia. Evergreen: M. Azadirdchta, Nbem Tree, Mabg6sa; fls. 

 white. 40° high. B. Ind. M. sempervlrens, Indian Lilac ; fls. 

 brown. 25° high. W. Ind. M. austrdlis, fls. lilac. 20° hiffh. New 

 Holl. ^ 



Ord. 114. Burser^cese. Incense Trees.— Fls. reg., $ or J> § 9, 

 panicled or racemed. Pet. 3-4-5. Sta. 6-8-10. Drupe with 2-5 

 pyrenes. Lofty Trees or Shrubs; evergreen, balsamiferous. Lvs. 

 exstip., alt., rarely opp. ; 3- (rarely 1-) foliolate, or imparipinnate. 

 Tropics, both worlds. 2 Tribes : 



Tribe 1. Ova. '1-celled. Few gen. 1. Amyris. Lfts. 3-7 ; fls. 

 white. Numerous spec, both worlds. A. balsdmifera, Torchwood; 

 50° high ; resin black. W. Ind. A. floriddna, small tree, S. Fla. 

 Tribe 2. Ova. 2-5-celled. Several gen. 1. Btirsera. ^ g 9. 

 Trees, shrubs, near 40 spec, both worlds; yielding MeZWum. B.gum- 

 mifera, 50°-80° high. W. Ind., S. Fla. 2. Balsamodendron. Low, 

 stunted trees; foliage scant, branches often spiny. Several spec, Af., 

 Asia. B. Makul, Ind. ; and B. africdnum, Af , yield Bdellium. B. 

 gileadense yields Balm-of-Gilead. Hed Sea coasts of Asia, Af. B. 

 Myrrha yields Myrrh. Fig. 104. Arabia Felix. 3. Boswrellia. 

 Elegant trees. B. serrdta (thurifera), 40° high, yields Frankincense 

 (Olihanum). Fig. 125. Several African species. 



Ord. 115. Ochnaceae. — Disk elongating after flowering ; sometimes 

 0. Style ventral, gynobasic Fr. a boll, drupe, or of 3-10 whorled 

 drupelets. Pet. 5-3-4-10. Sta. 5-4-8-10U» ; staminodes 1-3-seriate. 

 Infl. usually panicled. Lvs. simple, rarely pinnate ; alt.,stip. Shrubs, 

 Trees, evergreen. 12 gen., 140 spec, trop., both worlds. 3 Tribes: 

 Tribe 1. Boll, 00-celled. 6 gen.. Am. 1. Luxemburgia, trees, 

 shrubs; fls. yellow, racemed. Sev. spec, Brazil. Tribe 2. Berry, 

 5-pyrened. Eiithemis, small shrubs ; fls. white, racemed. Few spec, 

 Malayan Archipelago. Tribe 3. Whorled drupelets. 5 gen., both 

 worlds. 1. Gbmphia, trees, shrubs ; fls. yellow ; drupes edible ; 80 

 spec; both worlds; chie^y in Brazil. 2. Ochna, trees, shrubs; fls. 

 yellow, racemed. Asia, Af. 



Ord. 116. Simarubaceae. — Fls. c? ?, c? ^ 9, small, panicled or 

 racemed. Pet. 3-5, rarely 0. Sta. 3-5-10, rarely more. Disk rarely 



0. Drupe, boll, samara. Lvs. pinnate, 1-2-3-foliolate, rarely simple. 

 Shrubs, Trees ; bark and wood bitter, medicinal. 30 gen., chiefly trop. ; 

 both worlds. 2 Tribes : Tribe 1. Ova. 3-5-1-celled. Several gen. 



1. Picr4mnia, small trees, shrubs, evergreen ; fls. |^ Q; lvs. pinnate. 

 Drupe. Several spec. Trop. Am., "W. Ind. P.penidndra. Fls. green. 

 "W. Ind., S. Fla. Tribe 2. Carpels free. Numerous gen. 1. Ail4ntus, 



