948 EPILOBIACEAE 
toothed, or oblanceolate at the Ase of the stem and Aud toothed or pin- 
natifid, all narrowed at the base: sepals mos stly 9—11 . long, n eR Euh 
e tips, glabrous or with RM i ha corolla "m ut b em 
ovate, about 1.5 em. long: capsule d. p ate, 12-16 m. long “decidedly 
penne to the i ‘curved, pos pubescent: seed aon m. lon 
il ft pinelands, edges of hammocks, and river -banks, e 1 Plain Fla. 
nd Ga.—Sum.-fall.—Formerly included in Oenothera e. a 
Ww cere species which does not occur in our range. 
9. KNEIFFIA Spach. Perennial small herbs. Leaf-blades spatulate 
to linear or ovate, entire or shallowly toothed. Buds mostly erect. Flowers 
spicate, diurnal. Petals yellow. Ovary clavate or stout. Capsule erect, cla- 
vate or with an ees body, 4-winged, opening in wet weather. Seed not 
tubercled. [Oenothera L. in part.]—About 12 species, mostly of temperate 
North ius 
m nee ce buds erect: flowers relatively large, the petals of the earlier ones 
5-25 m ng. I. FRUTICOSAE. 
Inflorescence, at the tip, and buds nodding: flowers relatively 
all, the petals of the earlier ones 5-10 mm. long. II. PUMILAE. 
I. FRUTICOSAE 
Capsule linear-clavate, not stipitate. 1. A. pratensis. 
ape ma with a clavate or ellipsoid stipitate body. 
m e-body decidedly clavate at matu Hd pubescent 
ith ineurved glandless hairs, ith inter- 
Ene rsed gland-tipped hairs in K. emu nduToce. 
SIDSE d about as wide as long, usually much 
ter th ee the stipe: blades of the basal 
È nem narr 
Capsule with "indie BIDEN hairs: leaves 
strigillose or glabro the basal narrowly 
ae blades oe the cauline 
lin 2. K. subglobosa. 
Cap Zale " hirsute- strigose: leaves densely silvery- 
Silke blades linear- lanceolate . K. arenicola. 
Capsule-body decidedly longer thai wide, longer 
than e Eun e or about &qualliac it: blades 
of the basal eee broad. 
MORD body and stipe both pubescent with 
andless hairs: stipe frequently about 
Ee the capsule-body. 
nee of capsule equalling or somewhat ex- 
eeding the permanently pubescent body. 4. K. fruticosa. 
Stipe e FEE shorter than the body, whieh 
ends to become glabrate. 
ees body pubescent with minute 
hairs: leaves of the main stem 7-9 cm 
long, glabra 5. A. riparia. 
oe body ‘pubescent with coarse hairs: 
of the nd stem 3-6 em. long, 
dn wae pubese 6. K. brevistipata. 
Capsule- body pacer. Di ith glandless hairs: 
De with doen lar hairs: stipe shorter than 
e capsule-body. T. AK. semiglandulosa. 
Capsule-body ellipsoid or arly so, pubescent with 
hor LE CEPS plaid: tipped hairs, sometimes 
ba ra 
eaves ` of the main stem with linear-lanceolate, 
e or MAE ovate blades, not glau- 
stem pubescent rarely „glabrous: 
PeR of the ior owes 1- 2.5 c ng. 
Stem pubescent with long lax or spreading hairs. 
S. K. hybrida. 
Stem pubescent with short crisped hairs. 
Capsule-body p de E id ed into the 
stipe: eorolla 2—4 cm. wide. 9. K. tetragona. 
Capsule-body SbrUDEV narrow ed into the 
stipe: corolla 4—5 cm. wide. 10. K. latifolia. 
Leaves of the main stem w vith, ovate to lanceolate- 
ovate blades, glaucous beneath: stem glabrous or 
y F. 
