66 oornacEjE. 



eomponnd'umbela; the inferior ovary snrmouated by a disk which bears fi pet&U and S 

 stamens; styles 2. The plants of this order are not here described. 



CORNACEiE. 



Flowers in cymes or heads: petals 4: style 1 : ovary 2-celled 1 



Flowers dicecious, in drooping blue-gray catkins: petals none: styles 2 2 



1. CORlXtrS, Lianceus. 



Mowers in a head with involucre of 4 to 6 large white petaloid bracts 1, 3 



Flowers yellowish in sessile umbels appearing before the leaves : bracts 4 3 



Flowers white or cream-color in many-flowered cymes 4 to 7 



1. C. Canadensis, L. Herbaceous, 3 to 8 inches high: leaves in a whorl at top. 



2. C. Nuttallii, Audubon. A tree: involucre often tinged with red. {Dogwood.) 



3. C. sessilis, Torr. Bark green; leaves pale and silky beneath: pedicels silky. 



4. C. Californica, C. A. Meyer. Branches purplish: leaves ovate: cyme round-topp'd. 



5. C. putoescens, Nutt. Similar: leaves rarely ovate: cyme larger: fruit white. 



6. C. glabrata, Benth. Bark gray: leaves acute at each end: cymes small, flat. 



7. C. Torreyi, Watson. Leaves ovate or narrower, acute: cyme loose: fruit white. 



2. GABRYA, Douglas. 



Leaves undulate, base obtuse, tomentose beneath 1 



Leaves not undulate, acute at each end 2, 8 



1. Or. elliptica, Dougl. Sterile amenta 2 to 5 inches long, often clustered. 



2. G. Fremonti, Torr. Petioles 4 to G lines long: ameuts solitary, 2 or 3 inches long. 



3. G. boxifolia, Gr. Smaller, 2 to 5 ft. high: leaves I to 1^ inches long, silky beneath. 



DIVISION II.— GAMOPETAL^. 

 CAPRIFOLIACEiE. 



i 1. OoroUa regular, rotate: style short; stigmas 3 to S-.Jlowers in q/mes. 



Shrub or tree: young stems thick, pith large: leaves pinnate 1 



Slender shrub: leaves simple: fruit a drupe: seeds flat . S 



§ 2. CoroUa tubular and irregular or campanulate: stigma 1, capitate. 

 A ereepiug herb with pendulous flowers in pairs 3 



