58 BOTANICAL GAZETTE [you 
6. S. REFRACTUM Wats., Proc. Am. Acad. 1'7:373.—Quite distinct 
and well-developed specimens are readily recognized. a 
7. S. conrortuM (Dougl.) Walp., Repert. 2:78; Oenothera con : 
torta Dougl., Lehm. in Hook. Fl. Bor. Am. 1:214.—Why Level 
rejects this and a succession of available names, which he cites as_ 
synonyms, does not appear in his monograph. He figures a variety 
of O. bistorta (O. cheiranthijolia) as contorta Dougl., but even if he 
were right in thus referring the name given by Douc.as, there are : | 
yet several other available names. It still remains to be proven, Ay 
however, that S. contortum is not a valid name for Oenothera sige i 
losacT. & G.- Plots gre. 
7a. S. CONTORTUM flexuosum, n. var.—Small, about 12™ high; — 
branches few, divaricate ascending, usually a pair near the base: 
leaves linear: flowers yellow; calyx tube obconic: capsule cylindri 
cal, sessile, linear, 2-3°™ long, variously curved, usually deflexed 
and again upturned, producing S-shaped forms: seeds smooth. 
en oe a, eS 
This was distributed some years since under the herbarium name S. flexw- 
osum. No. 4060, named as the type, was secured at Point of Rocks, June 16, 
1898.. Other specimens are: Nelson, 4698, Granger, Wyo.; Jones, Deep Creek, 
Utah, June 22, 1891; Genoa (?), Carson Valley, June 17, 1889; Merrill an 
Wilcox, 602, Pacific Creek, Wyo. 
7b. S. conroRTUM PUBENS (Wats.) Small, Bull. Torr. Bot. Club — | 
23:189; Odcnothera strigulosa pubens Wats., Proc. Am. Acad 
8:594.—Very diverse forms are distributed under this name. The 
_Ocnothera strigulosa epilobioides Greene, Fl. Francis. 216.—No a 
mens have been seen by me. 
8. S. NitrpuM (Greene) Small, Bull. Torr. Bot. Club 23: 1995 
Oenothera nitida Greene, Pitt. 1:70.—Perfectly distinct and not — 
to be, confused with any other unless it be with S. spirale, the — 
canescence of which serves at once to separate them. 
clasping by a subcordate base, 1-2°™ long; root-leaves as 
