Jan., 1915.] 
The Roses of Ohio. 
427 
10. Rubus odoratus L. Rose-flowered Raspberry. Shrubby 
covered with glandular hairs; leaves simple, 3-5-lobed; peduncles 
many-flowered; flowers purple-red; fruit red, not edible. Ashta¬ 
bula, Summit, Jefferson, Belmont, Cuyahoga, Monroe, Mus¬ 
kingum, Lake. 
10. Porteranthus. 
Perennial herbs; leaves nearly sessile, stipulate, 3-foliate; 
flowers white or pink, in loose terminal panicles; calyx cylindric, 
5-toothed; petals 5, lance-linear; stamens 10-20; carpels 5, oppo¬ 
site the calyx lobes; follicles 2-4-seeded. 
1. Stipules narrow, usually entire. P. trifoliatus. (1). 
1. Stipules broad, foliaceous, incised. P. stipulatus. (2). 
1. Porteranthus trifoliatus (L.) Britt. Indian-physic. Erect, 
branching herbs, 2-4 ft. high, usually glabrous though sometimes 
pubescent; leaves with narrow entire stipules; leaflets ovate or 
lanceolate ..acuminate, serrate, 2-3 in. long; flowers few, in panicles, 
pink or white; follicles pubescent. No specimens. 
2. Porteranthus stipulatus (Muhl.) Britt. American Ipecac. 
Less pubescent than the above species; stipules broad, foliaceous, 
sharply serrate; leaves usually narrower than in the above; 
follicles usually glabrous. Ross, Gallia, Pike, Clinton, Muskingum 
Adams, Guernsey, Belmont. 
11. Schizonotus. 
Shrubs with pinnately divided leaves; flowers in terminal 
panicles; calyx campanulate, 5-parted; petals 5, white; stamens 
numerous, carpels 5, united at the base. 
1. Schizonotus sorbifolius (L.) Lincll. Mountain-ash Spiraea. 
An erect shrub, pubescent when young; leaves 3-12 in. long, 
13-21-parted; leaflets lanceolate acuminate, doubly serrate; 
panicle large, white. Harrison, Lake. 
12. Filipendula. 
Tall perennial herbs with pinnately divided leaves; flowers 
small, borne in large cymose panicles; sepals and petals 5; stamens 
numerous on a flat or slightly concave receptacle; carpels 5-15; 
fruit resembling a follicle, indehiscent. 
1. Filipendula rubra (Hill.) Rob. Queen-of-the-prairie. Stem 
tall, often more than 8 feet, branched, leaves pinnately 3-7 
foliate; leaflets lighter green beneath, irregularly serrate; terminal 
leaflet palmately 7-9-parted; flower % in. broad. Champaign, 
Madison, Erie, Cuyahoga, Holmes 
