174 ' LAUBACEAE. 



in- gland-tipped hairs; loaves glabrous or with rusty hairs on the petioles at 

 the folks, persisting through the winter; leaflets petiolulate, thickish, round- 

 ish in outline, broadly cordate at base, with mostly closed sinus, obscurely or 

 evidently 3-lobed with a notch at the summit of each lobe, % to 1% in. long, 

 frequently broader than long, the margin cartilaginous and often crisped; 

 panicle 2y> to 7 in. long, bearing 25 to 55 white or lavender-tinged flowers; 

 sepals 2 lines long; stamens glabrous. 



Shade of coniferous forests, especially in the Redwood region: Santa Cruz 

 Mts. ; Oakland Hills; Marin Co.; Napa Valley; Humboldt Co. (Hupa Valley, 

 900 ft. alt. to Trinity Summit, 7,000 ft. alt.). 



V. hexandra Morr. & Decsne. Leaflets thinnish, not cartilaginous mar- 

 gined, perishing after maturing of the fruit; panicle glabrous; stamens cov- 

 ered with short gland-tipped hairs. — Woods, commonly in deeper shades than 

 preceding; Santa Lucia Mts. (Zoe, iv, 153); Humboldt Co., 3,000 to 7,000 ft., 

 and northward. 



LAURACEAE. Laurel Family. 



Aromatic evergreen trees and shrubs with alternate simple leaves and no 

 stipules. Flowers perfect, regular. Petals none. Anthers opening by uplifted 

 valves. Ovary superior, 1-celled, 1-ovuled, with a single style. Fruit in ours a 

 drupe. 



1. UMBELLULARIA Nutt. 



Flowers in simple peduncled umbels. Sepals 6. Stamens 9, the three inner 

 with a stipitate orange-colored gland on each side of the filament at base and 

 alternating with scale-like staminodia; anthers 4-celled, 4-valved, the three 

 inner extrorse, the outer introrse. (Latin umbellularia, a little umbel.) 



1. U. calif ornica Nutt. California Laurel. Tree 20 to 60 ft. high with 

 a dense crown of erect slender branches, or in the chaparral as a mere shrub ; 

 leaves oblong or oblong-lanceolate, entire, 3% to 414 in. long, on short petioles; 

 peduncles in the terminal axils, 4 to 7 lines long; sepals iy 2 lines long; drupe 

 subglobose or ovoid, 1 in. long, greenish or when ripe, brown-purple. 



Mountain canons of the Coast Ranges and Sierra Nevada, south to San Diego 

 and north to southern Oregon. Most abundant and of greatest size on the 

 alluvial river flats of northwestern California and adjacent Oregon. The wood 

 prized by the c-ibinetmaker. Also called Bay-Tree and Bay-Laurel. In the 

 woods of Mendocino and Humboldt known as i ' Pepperwood, ' ' and in Oregon 

 as ' ' Myrtle. 



PAPAVERACEAE. Poppy Family. 



Herbs (DendromecOE ;i shrub) with mostly colored juice and regular com- 

 plete flowers. Sepals 2 or 3. the petals twice ;is many. Calyx in Eschscholtzia 

 resembling a fool's cap, the 2 sepals completely united into a single piece. 

 Stamens numerous, rarely few. Pistil 1, composed of 2 to several united carpels; 

 ovary superior, 1-celled (several-celled in Eomneya) ; in Platystemon the 

 lightly united carpels become distinct in fruit. 



Sepals 3, petals (>: annuals; leaves opposite or radical. 



Filaments petal-like; carpels <> to Jo, in anthesis united into a compound ovary, in fruit 



separating and through constrictions breaking up into L -seeded joints 



1. Platystkmon. 

 Filaments filiform or flattened; carpels 3, united into a 3-angled or terete ovary, form- 

 ing in fruit a 3-valved capsule •.••••: -• Platystigma. 



Sepals J (in Kschscholtzia the calyx is a single mitre-like piece); petals 4; leaves alter- 

 nate or basal. 

 Leaves entire, coriaceous; capsule 2-valvcd: shrub 3. Dendromlxon. 



