KEY TO CULTIVATED HERBS AND POTTED SHRUBS 



371 a Flowers bright blue Borago. p 203 



b Flowers purplish or yellowish Symphytum. p 203 



372 a Sepals or calyx lobes 4; petals 4 except in double flowers 373 

 b Flowers not completely as in a 383 



373 a The two outside petals much larger than the two inner 



ones Iberis. p 160 



b The four petals about equal in size 374 



374 a Leaves broadly ovate-heart-shaped, 3-6 in. long; pods 



about i in. broad Lunaria. p 160 



b Plants not completely as in a 375 



375 a Flowers yellow or orange 376 



b Flowers not yellow or orange 377 



376 a Leaves l /2-i in. long, hairy Alyssum. p 159 



b Leaves 1-4 in. long, hairy Cheiranthus. p 160 



377 a Plant 2-8 in. high, tufted ; upper leaves clasping, 



toothed toward the apex Arabis alpina. p 159 



b Plants not completely as in a 378 



378 a Flowers about ^4 in. broad 379 



b Flowers Vz in. or more broad 380 



379 a Flowers white, fragrant; leaves with entire margins 



Koniga. p 159 

 b Flowers violet or purple; leaves with i or 2 large teeth 



on each side Aubrietia. p 160 



380 a Calyx of four distinct sepals 381 



b Calyx tubular with 4 lobes 382 



381 a Leaves with entire margins, covered with hoary hairs 



Matthiola. p 160 

 b Leaves with toothed margins, not hoary. .. .Hesperis. p 159 



382 a Petals abruptly narrowed toward the base, sometimes 



lobed Clarkia. p 190 



b Petals not abruptly narrowed toward the base; flowers 



in the axils of the leaves Codetta, p 190 



383 a Leaves very fleshy 384 



b Leaves not noticeably fleshy 385 



384 a Sepals 2 Portulaca grandiflora. p 149 



b Calyx lobes usually 5 Sedum. p 160 



385 a Flowers yellow or yellowish-white 386 



b Flowers not yellow or yellowish-white 387 



386 a Leaves linear-lanceolate, evergreen, hoary beneath; 



flowers not fragrant Helianthetnum. p 186 



b Leaves obovate, not evergreen or hoary beneath ; 



flowers very fragrant Reseda, p 160 



387 a Leaves all basal 388 



b Leaves not all basal 389 



103 



