Rcz'isions of Some Plant Phyla 57 



Family 182. Orobanchaceae. Broom-rapes. Leafless parasitic 

 herbs; ovary i-celled; placentae parietal; ovules minute, numer- 

 ous. Orohanchc, Thalcsia, Conopholis. (Pf. IV, 3b, 123.) 



Family 183. Gesneraceae. Tropical and subtropical herbs, 

 shrubs (and trees) with usually opposite leaves; ovary i -celled, 

 with 2 parietal placentae ; seeds numerous ; endosperm scanty or 

 o. Strcptocarpns, Gcsnera, Gloxinia. (Pf. IV, 3b, 133.) 



Family 184. Columelliaceae. South America trees and shrubs 

 with opposite, evergreen leaves ; ovary 2-celled, with an axile 

 placenta. ColumeUia. (Pf. IV, 3b, 186.) 



Family 185. Lentibulariaceae. Bladderworts. Aquatic or 

 marsh herbs with radical or alternate leaves; ovary i -celled, with 

 a globose basilar placenta. Pinguicula, Utriciilaria. (Pf. IV, 

 3b, 108.) 



Family 186. Globulariaceae. Shrubs and undershrubs or ever- 

 green herbs, with alternate leaves, and a terminal capitate cluster 

 of small flowers; ovary i-celled, with a single ovule. Globularia. 

 (Pf. IV, 3b, 270.) 



Family 187. Acanthaceae. Herbs (shrubs and trees) with op- 

 posite leaves ; ovary 2-celled ; placentae axile ; seeds 2 to many 

 without endosperm. Thnnhergia, Rucllia, Acanthus, Jiisticia. 

 (Pf. IV, 3b, 274.) 



Order Lamiales. Corolla mostly zygomorphic (irregular or 

 oblique); stamens fewer than the corolla-lobes, usually 4 or 2; 

 ovules mostly solitary ; fruit indehiscent. 



Family 188. Myoporaceae. Shrubs and trees, with usually al- 

 ternate leaves; flowers axillary. Myoporum. (Pf. IV, 3b, 354.) 



Family 189. Phrymaceae. Erect, perennial herbs, with oppo- 

 site leaves, and small spicate flowers ; calyx and corolla cylin- 

 drical, 2-lipped ; stamens 4; ovary i-celled, i-ovuled. Phryma. 

 (Pf. IV, 3b, 361.) 



Family 190. Verbenaceae. Verbenas. Herbs, shrubs, and 

 trees, with usually opposite leaves ; stigma usually undivided. 

 Verbena, Lantana, Lippia, Tectona, Vitex. (Pf. IV, 3a, 132.) 



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