564 MONOECIA TRIANDRIA 



F 



Sp. pi. 4. p. 325. Walt. p. 229. Mich. 2. p. 175. Pursh, 2. p. 604. 



Nutt. 2. p. 206. 

 T. Innocua. Walt 



Stem about twelve inches high, branching, viUpus. Leaves ^hermtc, 

 Sessile, lanceolate, dentate, pubescent, somewhat hoary underneath. !< low- 

 ers in small spikes generally terminal. Of the sterile Horet, calyx four- 

 parted, the segments lanceolate, pubescent; filaments two to four, short, 

 thick: anthers two to four, united by pairs. Fertile floret on a short pedun- 

 cle, calyx six-parted, the segments small; corolla none. Style very short. 

 Stigma three-cleft. Capsule hispid, composed of three united, globular, 

 two-valved cells each one-seeded. Seed spherical. • 



Varies with leaves oval, or more or less lanceolate. 



Grows in dry soils. 



Flowers May — August. 



r-' 



3. Urticifolia. Mich. 



T. foliis cordatisj Leaves cordate, o- 

 ovalis, serratis; caule vate, serrate; stem e- 

 erecto, hirsutissimo. | rect, very hirsute. 



Mich. 2. p. 176. Sp. pi. 4. p. 324. Pursh, 2. p. 604. Nutt. 2. p. 206. 

 T. Mercurialis, Walt. p. 229- 



Stem twelve to eighteen inches high, erect, very hirsute. Leaves alter- 

 nate, on short petioles, cordate ovate, deeply serrate, very hirsute particiuar y 

 along the veins. Spikes opposite the leaves. Sterile florets numerous to- 

 wards the summit. Fertile on short peduncles near the base of each spiKc* 

 Capsules very hirsute. . ' ■ 



Grows in dry soils. Common in the middle country of Carolina ana 



Georgia. 



Flowers May — August. 



ERIOCAULON. Gen. Pi.. 132. 



F lores in ' capihilo j Flowers collected in 

 terminali aggregati. | a terminal head* 



Masculi in disco. I Sterile fiorets in the 

 Calyx squama. Co- disk. Calyx a scale. 

 rolla 4-partita, laciniis Corolla 4-parted, tlie 

 duabus interioribus fe- two interior segments 

 re ad surninitatein co- cohering almost to ' 



