Vor. II.] EVENING-PRIMROSE FAMILY. 497 
2. Gaura coccinea Pursh. Scarlet Gaura. 
(Fig. 2604.) 
Gaura coccinea Pursh, Fl. Am. Sept. 733. 1814. 
Erect or ascending, much branched, canescent, 
pubescent or glabrate, 6’-2° high. Leaves oblong, 
lanceolate, or linear-oblong, denticulate, repand or 
entire, acute or obtuse at the apex, narrowed at the 
base, 6’’-18’’ long, 2’’-4’’ wide; flowers‘sessile, red, 
turning scarlet, 4/’-5’’ broad; fruit sessile, terete be- 
low, 4-sided and narrowed above, canescent, 3//-4/’ 
long. 
Prairies and dry soil, Manitoba and Minnesota to Ne- 
braska and Texas, west to Montana, Utah, Arizona, and 
in Mexico. May-Aug. 
3. Gaura biénnis L. Biennial Gaura. 
(Fig. 2605.) 
Gaura biennis I. Sp. Pl. 347. 1753- 
Erect, much branched, villous or downy-pu- 
bescent, 2°-5° high. Leaves lanceolate or ob- 
long-lanceolate, acute or acuminate at each end, 
pubescent or finally glabrate above, remotely 
denticulate, 2/-4’ long, 2//-5/’ wide; spikes 
\ slender; flowers sessile, white, turning pink, 
ANOS 4//-5/’ broad; fruit sessile, narrowed at each 
S Vy end, 4-ribbed, villous pubescent, 3/’-4’’ long. 
2 In dry soil, Quebec and Ontario to Minnesota, 
ay SS south to Georgia, Nebraska and Arkansas. Ascends 
IN to 2200 ft. in Virginia. July—Sept. 
4. Gaura Michauxii Spach. Michaux’ Gaura. (Fig. 2606.) 
Gaura Michauxti Spach, Nouv. Ann. Mus. ‘alee 
Par. 4: 379. 1835. N WH wW, Jf 
Gaura filipes Spach, loc. cit. 379. 1835. f ; { at Z 
a oN i 
J xy 
Erect, glabrous or nearly so, panicu- 
lately branched above, 2°-6° high. Leaves 
linear or linear-oblong, acute or acutish 
at both ends, or obtuse at the apex, sinu- 
ate or denticulate, 1/-3’ long, 114//-4/’ 
wide; racemes usually short and loosely 
flowered, long-peduncled; flowers pedi- 
celled, white, turning reddish, 3//-4/” (SF W"|_ FZ 
broad; fruit ovoid, 4-angled above, 2//—3/’ < Nl 
long, borne on a pedicel of nearly or Pa WN 
quite its own length. 
In dry fields, Virginia to Illinois and Kan- 
sas, south to Florida and Louisiana, July- 
Aug. 
32 
