SYNOPSIS OF THE NATURAL ORDERS. xv 



Stamens 5. Ovary 3-celled ; stigma 3-fid. Fruit capsular. Herbs ; 

 leaves pinnate, exstipulate ; flowers showy, (p. 243.) 



49. CoN,voLVULACEvE. Sepals 5. Corolla 5-lobed, plaited and con- 

 torted in bud. Stamens 5. Ovary 2-celled, cells 2-ovuled ; stigmas 

 2-tid or styles 2. Herbs; leaves alternate, simple (0 in Cuscuta); flowers 

 often showy, (p. 245.) 



50. BORRAGINE^E. Calyx 5-lobed, valvate in bud. Corolla 5-lobed, im- 

 bricate in bud. Stamens 5. Ovary of 2 2-lobed 2-celled 2-ovuled carpels. 

 Fruit of 4 nutlets. Hispid or scabrid herbs ; leaves alternate, quite entire, 

 exstipulate ; flowers often showy, (p. 247.) 



51. SoLAXE,E. Calyx 5-fid. Corolla 5-lobed, imbricate plaited or 

 valvate in bud. Stamens 5, often cohering. Ovary 2-celled ; ovules 

 many, axile. Fruit a capsule or berry. Herbs; leaves alternate or in 

 pairs, exstipulate ; flowers small or large, (p. 255. ) 



52. PLANTAGINEJE. Sepals 4. Corolla scarious, 4-lobed, imbricate in 

 biid. Stamens 4 ; anthers pendulous. Ovary 2-4-celled ; style and 

 stigma filiform. Capsule 1-4-celled. Herbs ; leaves alternate or radical; 

 flowers inconspicuous. (Littorella is altogether anomalous.) (p. 257.) 



** Corolla irregular, rarely subregular. Placentas axile or parietal. 

 (See also 50 Borragincse and 51 Solaneae.) 



53. SCROPHULARIN-E.E. Calyx 4-5-merous. Corolla often 2-labiate, 

 4-5-lobed. Stamens 4, didynamous, rarely 2 or 5. Ovary 2-celled ; ovules 

 many, axile. Herbs ; leaves various ; flowers often showy, (p. 259.) 



54. OROBAXCHE.E. Sepals 4 or 5, free or connate. Corolla gaping. 

 Stamens^, didynamous. Ovary 1 -celled ; ovules many, parietal. Herbs, 

 with alternate scales instead of leaves ; flowers rather large, brown or 

 coloured, (p. 275.) 



55. LABIATE. Calyx 5-cleft or 2-lipped. Corolla usually 2-lipped. 

 Stamens usually 4, didynamous. Ovary of 2 2-lobed 2-celled 2-ovuled 

 carpels. Fruit of 1-4 1-seeded nutlets. Herbs or shrubs : stems square ; 

 leaves opposite, exstipulate ; flowers in opposite cymes forming false 

 whorls, rather small, (p. 277..) 



56. VERBENACE^E. Calyx cleft or toothed. Corolla tubular, often 

 2-lipped. Stamens 4. Ovary not lobed, 2-4-celled ; cells 1-ovuled. 

 Fruit a drupe, berry, or of 1-4 nutlets. Herbs or shrubs; leaves opposite 

 or whorled, exstipulate; flowers small or showy, (p. 295.) 



*** Corolla regular or irregular. Ovary 1-celled with a free basal 1- or many- 

 ovuled placenta. 



57. LEXTIBULARIXE.S:. Corolla 2-labiate. Stamens 2. Capsule 2-valved, 

 many-seeded. Marsh or water plants ; flowers rather large for the 

 plant, (p. 297.) 



58. PRIMULACE-E. Corolla regular. Stamens usually 5 (4-9) opposite 

 the corolla-lobes. Capsule usually 5-10-valved at the top, or circumsciss, 

 many-seeded. Herbs ; leaves various; flowers usually showy, (p. 298.) 



59. PLUMBAGIXE.E. Petals 5, equal, free or cohering. Stamens 5, oppo- 

 site the petals. Utricle 1-seeded. Maritime (rarely alpine) scapigerous 

 herbs ; leaves broad or narrow ; flowers small, (p. 3U4.) 



