KEY TO CULTIVATED HERBS AND POTTED SHRUBS 



388 a Leaves thick, evergreen, 2-9 in. long; flowers in panicled 



cymes Saxifraga crassi folia, p 161 



b Leaves not evergreen, 1-3 in. broad, rounded ; flowers 



in panicled. i-sided racemes Heuchera. p 161 



389 a Leaves lanceolate to linear Linum. p 178 



b Leaves rounded 390 



390 a Stamens numerous; flowers not double 



Malva sylvestris. p 185 

 b Stamens 10 or less; flowers usually double 



Pelargonium, p 777 



391 a Leaves petioled, with very unequal-sided blades; sepals 



2, petal-like; flowers imperfect Begonia, p 188 



b Plants not completely as in a 392 



392 a Leaves basal, long-petioled ; flowers on a spike sub- 



tended by a very showy colored leaf or spathe 393 



b Plants not completely as in a 394 



393 a Colored spathe surrounding the spike of small flowers 



Richardia. p 131 

 b Colored spathe only subtending the spike of small 



flowers Anthurium. p 132 



394 a Flowers without a distinct perianth, the stamens and 



pistils usually indistinct; bracts subtending the small 



flowers conspicuous and colored 395 



b Flowers with the perianth distinct 396 



395 a Bracts subtending the flowers crimson, red, yellow, or 



white, in crowded crest-like or plume-like spikes 



Celosia. p 148 

 b Plants not completely as in a Amaranthus. p 148 



396 a Leaves 2-6 ft. long, linear, fleshy, with spiny teeth 



Agave, p 137 

 b Plants not completely as in a 397 



397 a Flowers more or less irregular 398 



b Flowers regular 404 



398 a Leaves with coarsely toothed margins 



Impatient balsamina. p 184 

 b Leaves with entire margins 399 



399 a Leaves ovate or oblong, usually with petioles 400 



b Leaves linear 401 



400 a Stamens petal-like; leaves long-petioled Canna. P 138 



b Stamens not petal-like; leaves short-petioled or sessile 



Cattleya. p 138 



401 a Flowers crowded, arranged somewhat spirally in a spike 



Gladiolus, p 138 

 b Flowers not arranged completely as in a 402 



402 a Flowers orange or crimson, borne in a spike-like raceme 



Tritonia. p 138 

 b Flowers whitish or rose-colored 403 



104 



