I04 LAURACEAE (LAUREL FAMILY) 



LAURA.CEAE (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 g, 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 califoniica (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~j. Petals 4-12 in 2 sets, imbricated 

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

 Fruit a capsule, i-ceUed; 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 6-18; flowers yellow. U. — (Gk. 

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



Platystemon califomica (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. plaiys = 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 {wnrrE cream-cups) 



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



long; stamens many. U. P. lineare (yellow creau-cups) 



