104 LAURACEAE (LAUREL FAMILY) 



LAURACEAE (LAUREL FAMILY) 



Shrubs or trees, aromatic. Leaves alternate, evergreen, shining, 

 petioled, lanceolate-oblong; stipules none. Flowers small; yel- 

 lowish green, in umbels or panicles. Perianth in 2 whorls, 6-parted. 

 Stamens 9, on the perianth, distinct, often some modified. Ovary 

 superior. Fruit a drupe. Seed i. U. (L. umbella = an umbel; 

 referring to the flower arrangement.) 



Umbellularia califoraica (CALIFORNIA LAUREL) 



PAPAVERACEAE (POPPY FAMILY) 



Herbs; juice milky or colored at least in the root. Leaves alter- 

 nate or opposite or whorled; stipules none. Peduncles i -flowered. 

 Flowers regular. Sepals 2-3. Petals 4-12 in 2 sets, imbricated 

 in the bud. Stamens indefinite in number. Ovary superior. 

 Fruit a capsule, i -celled; placentae parietal. Seeds many. 



A. Most of the leaves opposite or whorled, entire. 



B. Stamens 4 to many; filaments narrow; carpels 3-4; flowers white or yellow. 



PLATYSTIGMA (p. 104) 



BB. Stamens 6; filaments very wide; carpels 6-1 8; flowers yellow. U. (Gk. 

 platys = flat, stemon = a stamen; the stamens have flat filaments.) 



Platystemon californica (LONG-LEAVED CREAM-CUPS) 

 AA. Leaves alternate. 



C. Leaves lobed or dissected. 



D. Flowers bright yellow; ovary and capsule with 2 placentae; stigma composed 



of 4-6 lobes. ESCHSCHOLTZIA (p. 105) 



DD. Flowers red; ovary and capsule with many placentae; stigma a radiate 



disk. PAPAVER (p. 105) 



CC. Leaves entire; flowers yellow; ovary and capsule with 3 placentae; stigmas 3. 



E. (Honor of W. M. Canby, an American botanist.) Canbya aurea (CANBYA) 



PLATYSTIGMA (CREAM-CUPS) 



Annual, low, slender. Flowers on long peduncles. Sepals 2-3, distinct. 

 Petals 4-6, deciduous. Carpels united into a 3-angled to nearly terete 

 ovary. Seed smooth, shining. (Gk. platys = flat ; + stigma ; some 

 species have wide flat stigmas.) 



A. Plant glabrous; stem leafy; petals white, 2-4 mm. long; stamens 4-6. W. C. 



P. oreganum (WHITE CREAM-CUPS) 



AA. Plant somewhat villous; stem somewhat scapelike; petals yellow, 8-12 mm. 

 long; stamens many. U. P. lineare (YELLOW CREAM-CUPS) 



