SYMPETALOUS DICOTYLEDONOUS ANGIOSPERMS. 21 



Leaves pinnate or serrate. Calyx teetli 0. Petals white, base of style flat. 

 Carpels nearly straight ; umbels opposite leaves. 



Celery, Apium. 

 Leaves decompound. Calyx teeth 0. Petals white. Carpophore 2-cleft. 

 Bracts of involucre few, small or 0. 



Anise, Pimpinella. 

 Leaves triangular in outline, 3-4 times pinnate, divisions bristly ; foot-stalks 

 short and clasping. *-Elowers bright yellow ; pedicels short ; umbels large, 

 10-30 rayed. Involucre 0. Calyx, limb indistinct. Petals roundish, obovate, 

 entire, truncate. 



Fennel, Foeniculum. 



Leaves decompound near tlie root, numerous on the stem, alternate ; lower 



ones bipinuate, sheathing. Sheaths larger near the middle of stem. Calyx 



entire, or barely toothed. Petals broad, acuminate, sliort, and turned in. 



Fruit orbicular or egg-shaped. Flowers yellow, common. Involucre falling. 



Asafoetida, Ferula. 

 Leaves pinnate, stem channelled. Flowers yellow. Fruit flattened. Base 

 of style flat. 



Parsnip, Peucedanum. 

 Secondary ribs most prominent. Flowers white. Fruit glol)ose. No pri- 

 mary involucre, bracts of secondary involucre thread-like. 



Coriander, Coriandrum, 

 Leaves long-stalked and clasping below, sessile above, ternately divided. 

 Calyx teeth bristle-like, outer ones longer. Petals deeply 2-lobed. Style 

 short, erect. Flowers white or rose-colored, few ; umbels stalked, irregular, 

 few-rayed. General involucre composed of a few long, spreading, and de- 

 flexed narrow, stiff, 3-parted, or entire bracts. Involucels 2-4; small bracts. 



Cumin, Cuminum. 

 Fruit oblong ovate, bristly. Bracts of involucre dissected. 



Carrot, Caucus. 

 Leaves pinnate. l*etals white, notched. Base of style conical. Carpophore 

 2-cleft. Fruit oblong ovate. 



Parsley, Carum. 



Sympetalcp. 



Order XXIX. RUBIACE^. 



Trees, shrubs, and herbs. Flowers perfect, seldom unisexual, mostly 

 regular. Calyx tubular, 4-5-toothed or 0. Petals united, limb 4-5- 

 parted, valvate in the bud. Stamens 4-5 on tube of corolla. Ovary- 

 inferior. Style simple. Leaves opposite or whorled. 



Leaves opposite, ellii)tical, entire, smooth above, hairy beneatli. Calyx 

 cup-shaped, 5-toothed. Corolla tubular, limb 5-parted. Stamens epipetalous 

 Pistil divided at top. Cap.^ule 2-celled, opening at base. Flowers panicled 

 and pinkish. Fruit winged. 



Peruvian Bark, Cinchona. 



Leaves elliptical, lanceolate, crenate, or wavy, opposite and evergreen. 

 Calyx tubular, 5-toothed. Corolla funnel-shaped, liml) divided into .5 reflexed 

 lanceolate divisions. Flowers white, in axillary, nearly sessile clusters. Fruit 

 a dark-red berry, cherry-shaped. Seeds imbedded in a glutinous pulp, 2 in 

 number, plano-convex, grooved on the longer axis of the plane. 



Coffee, Coffea. 



