a a 2. ee oe 
378 COMMELINACEAE. 
3. Tradescantia brevicatlis Raf. Short-stemmed Spiderwort. (Fig. 912.) 
Tradescantia brevicaulis Raf. Ati. Journ, 150, 1832. 
Tradescantia Virginica var. villosa S. Wats. in A. 
Gray, Man. Ed. 6. 539. 1890 
Villous with long spreading hairs, stems only 1/— 
6/ high, the plant often appearing nearly acaules- 
cent; leaves mostly basal, 6’-12’ long, 4’’-8’’ wide, 
grass-like, linear-lanceolate, acuminate, ciliate, at 
least at the base, glabrous or villous toward the 
apex; bracts similar to the leaves, but usually more 
elongated; umbel 4-12-flowered, sessile in the 
bracts, the pedicels slender, 1’-2/ long, villous; se- 
pals oblong; corolla about 1’ broad, blue or 
rose-purple. 
In dry soil, Illinois, Kentucky and Missouri. April- 
May. 
4. Tradescantia pilosa Lehm. Zigzag Spiderwort. (Fig. 913.) 
Tradescantia pilosa J. G. C. Lehm. Sem. Hort. Hamb. 
16. 1827. 
Tradescantia flexuosa Raf. Atl. Journ. 150. 1832. 
More or less pubernlent or short pilose, stem 
stout, 1°-3° high, commonly flexuous, often 
branched. Leaves broadly lanceolate, acuminate 
at the apex, mostly narrowed at the base, 6/—15/ 
long, 14/-2’ wide, dark green above, paler beneath; 
bracts usually narrower and shorter than the leaves; 
umbels 3-8, terminal and axillary or on short axil- 
lary branches, densely many-flowered; pedicels 
and calyx pubescent and more or less glandular, 
rarely nearly glabrous; corolla lilac-blue, 9//-15’’ 
broad. 
Southern Pennsylvania to Illinois and Missouri, 
south to Florida, Blooms later than 7. lirginiana, 
where the two occur together. June-Aug. 
5. Tradescantia rdsea Vent. Roseate 
Spiderwort. (Fig. 914.) 
Tradescantia rosea Vent. Pl. Nouv. Jard. Cels. p/. 
24. 1800. 
Glabrous, stem very slender, erect, mostly 
quite simple, 6’-12’ tall. Leaves very narrowly 
linear, grass-like, nearly erect, channeled, 4/—7” 
long, 1/’-114’’ wide, clasping at the base; bracts 
very short and scarious; umbel terminal, long- 
peduncled, few-flowered, subtended by small 
pointed bracts; pedicels slender, short; sepals 
lanceolate, acute, 2’’-3’’ long, shorter than the 
petals; corolla rose-color, 6’/-8’’ broad; fila- 
ments hairy; style slender, long-exserted. 
In dry woods, Maryland to Missouri, south to 
Florida and Texas. April-Aug. 
