154" ROSACEiE. (rose FAMILY.) 



Hook.) — Tvocky bauks of streams, N. Eng. to Fla., west to Mo., and the 

 Pacific northward. Often cultivated. 



4. GILLENIA, Moench. Ikdiax Physic. 



Calyx narrow, somewhat constricted at the throat, .5-toothed ; teeth erect. 

 Petals 5, rather unequal, linear-lanceolate, inserted in the throat of the calyx, 

 convolute in the bud. Stamens 10-20, included. Pods 5, included, at first 

 lightly cohering with each other, 2 - 4-seeded. Seeds ascending, with a close 

 coriaceous coat, and some albumen. — Perennial herbs, with almost sessile 

 3-foliolate leaves ; the thin leaflets doubly serrate and incised. Flowers loosely 

 paniculate-corymbed, pale rose-color or white. (Dedicated to an obscure Ger- 

 man botanist or physician, A. Gille, or GiUenius.) 



1. G, trifoliata, Moench. (Bowman's Root.) Leaflets ovate-oblong, 

 pointed, cut-serrate ; stipules small, awl-shaped, entire. — Rich woods, N. Y. 

 to N. J. and Ga., west to Mich., Ind., and Mo. 



2. G. stipulacea, Nutt. (American Ipecac.) Leaflets lanceolate, 

 deeply incised; stipules large and leaf-like, doubly incised. — Western N. Y. 

 and Penn. to S. Lid. and Kan., south to Ala. and La. 



5. RUB US, Tourn. Bramble. 



Calyx 5-parted, without bractlets. Petals 5, deciduous. Stamens numerous. 

 Achenes usually many, collected on a spongy or succulent receptacle, becoming 

 small drupes ; styles nearly terminal. — Perennial herbs, or somewhat shrubby 

 plants, with white (rarely reddish) flowers, and edible fruit. (The Roman 

 name, kindred with ruber, red.) 

 § I. Fruit, or collective mass of drupes, falling off whole from the dry receptacle 



when ripe, or of few grains which fall separately. — Raspberry. 

 * Leaves simple ; flowers large ; prickles none ; fruit and receptacle flat and broad. 



1. R. odoratus, L. (Purple Flowering-Raspberry.) Stem shrubby 

 (3-5° high) ; branches, stalks, arid calyx bristly with glandular clammy hairs ; 

 leaves 3-5-lobed, the lobes pointed and minutely toothed, the middle one pro- 

 longed ; peduncles many-flowered ; flowers shoAvy (2' broad) ; calyx-lobes 

 tipped with a long narrow appendage ; petals rounded, purple rose-color ; fruit 

 reddish. — N. Scotia to N. J. and Ga., west to Mich. 



2. R. Nutkanus, Mo9ino. (Salmon-berry.) Glandular, scarcely 

 bristly ; leaves almost equally 5-lobed, coarsely toothed ; peduncles few-flow- 

 ered ; petals oval, white. — L^pper Mich., Minn., and westward. 



3. R. Chamsemdrus, L. (Cloud-berry. Baked-apple Berry.) 

 Herbaceous, low, dio'cious ; stein simple, 2- 3-leaved, \ flowered ; leaves round- 

 ish-kidney-form, somewhat 5-lobed, serrate, wrinkled; calyx-lobes pointless; 

 petals obovate, white ; fruit of few grains, amber-color. — Li sphagnous swamps, 

 highest peaks of White Mts., coast of E. Maine, and north and west to the 

 Arctic regions. (Eu.) 



* * Leaflets {pinnately or pedately) 3-5; petals small, erect, white. 

 •*- Stems annual, herbaceous, not prickly ; fruit of few separate grains. 



4. R. trifl6rus, Richardson. (Dwarf Raspberry.) Stems ascending 

 (6-12' high) or trailing; leaflets 3 (or pedately 5), rhombic-ovate or ovate- 



