ONAGRACEJE. (EVENING-PRIMROSE FAMILY.) 41 
to Mississippi, and northward. August, — Stem 29 —39 high. Flowers axillary, 
or the upper ones somewhat racemed. 
2. L. virgata, Michx. Tomentose; stem slender, simple, or branching 
from the base; leaves obtuse, sessile, the lowest oblong, the uppermost linear; 
flowers in elongated leafy racemes ; petals twice as long as the reflexed calyx- 
lobes; capsule strongly 4-angled. — Low pine barrens, sometimes in rather dry 
places, Florida to North Carolina, and westward. July and August. — Stem 
29-39 high. Varies considerably in pubescence, and size of the flowers and 
capsule. / 
3. L. hirtella, Raf. Hairy; stem slender, simple or sparingly branched ; 
leaves short, lanceolate or oblong, obtuse, sessile and rounded at the base; flow- 
ers axillary ; petals twice as long as the erect or spreading calyx-lobes; capsule 
strongly angled. (L. pilosa, EX.) — Flat pine barrens, Florida to Mississippi, 
and northward. August. — Stem 2°-3° high. 
* * Valves of the capsule separating from the concave disk, and irregularly from the 
persistent partitions and placenta: calyz-lobes persistent : petals small or none: sta- 
mens and style short: stems erect or ascending : leaves alternate: flowers sessile. 
+ Petals conspicuous. 
4. L. linearis, Walt. Smooth; stem (19-39 high) virgately much 
branched; leaves linear, acute; flowers small; capsule clavate-oblong, with 4 
rounded angles, 2-3 times as long as the triangular-ovate calyx-lobes. — Ditch- 
es and ponds, Florida to Mississippi, and. pdt. July- c acd at 
the base of the stem spongy. 
5. L. linifolia, Poir. Smooth; stem low (6!  12!), creeping at the base, 
branching; leaves linear or linear-spatulate, often obtuse; capsule linear-cylin- 
drical, rather longer than the lanceolate calyx-lobes. — Ditches and swamps in 
the low country, Florida to North Carolina, and westward. July- Sept. 
+ + Petals minute or wanting. 
6. L. cylindrica, Ell. Smooth ; stem angled above, often much branched ; 
leaves long, lanceolate, obscurely denticulate, acute, tapering into a petiole; 
petals none; capsules axillary, often clustered, cylindrical or obscurely 4-sided, 
many times longer than the small ealyx-lobes. — Swamps, Florida to South 
Carolina, and westward. July - Sept. — Stem mostly Pup 29-39 high. 
Leaves 3! - 4! long. 
uU pilosa, Walt. Tomentose ; stem stout, terete, much branched ; Rives 
sessile, lanceolate or oblong, acute; flowers in dense terminal spikes; petals 
mostly wanting; capsule globose + 4-sided, about as long as the spreading calyx- 
lobes. (L. mollis, Ell.) — Ditches and ponds near the coast, Florida to North 
Carolina, and westward. July- Sept. — Stem 20—30 "e the branches "p 
‘ing. Capsule whitish. 
8. L. spheerocarpa, Ell. Biubodi ov ait eds ; stem. slender, E 
Angled above, short-branched ; leaves linear-lanceolate, acuminate ; flowers very 
a ‘small, axillary ; petals none ; eae rae n 
Rae Margins of ponds, Florida o | and northward, 
