CAPRIFOLIACEAE (HONEYSUCKLE FAMILY) 401 
Means of control 
Mow infested meadows before the development of seed; enrich 
the soil for the encouragement of the clover, aiding it to crowd. out 
the intruder. As soon as the crop is removed from corn and potato 
ground, sow with winter annuals. Follow grain with a crop re- 
quiring frequent and late-continued hoe-culture. 
HORSE GENTIAN 
Triédsteum perfolidtum, L. 
Other English names: Feverwort, Wild 
Ipecac, Wild Coffee, Tinker’s Weed. 
Native. Perennial. Propagates by 
seeds. 
Time of bloom: May to June. 
Seed-time: August to October. 
Range: Massachusetts to Minnesota 
and Nebraska, southward to Ala- 
bama and Kansas. 
Habitat: Rich soil; borders of fields, 
thickets, open woods. 
A plant formerly in high esteem for 
its medicinal qualities, but now merely 
a weed. Stem two to four feet tall, 
erect, simple, softly hairy, and some- 
what viscid. Leaves three to eight 
inches in length, opposite, joined at 
the base, ovate, pointed, entire, softly 
hairy, tapering to margined, connate 
petioles. Flowers axillary, _ sessile, 
single or clustered, brownish purple; corolla tubular, more than 
a half-inch long, with five unequal lobes, five stamens inserted 
on the tube, with bearded filaments and included anthers; style 
usually three-parted ; calyx-lobes very narrow, long-pointed, per- 
sistent. Ovary three-celled, the fruit an orange-red drupe, nearly 
a half-inch long, containing three bony nutlets. (Fig. 280.) 
Fig. 280.— Horse Gentian 
(Triosteum perfoliatum). xX 4. 
Means of control 
: . ‘Close cutting below the crown before any fruits mature. 
2D 
