familyOnagraceae
subfamilyOnagraceae subfam. Onagroideae
genusOenothera
sectionOenothera sect. Gaura
subsectionOenothera subsect. Schizocarya
Show Lower Taxa
Oenothera subsect. Schizocarya
Syst. Bot. Monogr. 83: 168. 2007.
Basionym: Schizocarya spach Ann. Sci. Nat., Bot., sér. 2, 4: 170. 1835
Synonyms: Gaura [unranked] Schizocarya (Spach) Endlicher Gaura sect. Schizocarya (Spach) P. H. Raven & D. P. Gregory
Treatment appears in FNA Volume 10.
Herbs annual; from enlarged taproot. Stems usually unbranched, sometimes branched. Inflorescences slender, nodding. Flowers 4-merous, nearly actinomorphic, opening near sunset; floral-tube 1.5–5 mm; petals white, slightly unequal; filaments with minute basal scale. Capsules reflexed in age, fusiform, terete, weakly 4-angled in distal 1/3, angles becoming broad and rounded in proximal part, tapering abruptly toward base; sessile. 2n = 14.
Distribution
w, c United States, n, c Mexico, in s South America, Asia (China), Asia (Japan), Australia
Discussion
Species 1.
Selected References
None.
Lower Taxa
... more about "Oenothera subsect. Schizocarya"
incomplete +
epigynous +
sessile +
broad +
versatile +
indehiscent +
alternate +
cauline +
absent +
minute +
pedicel-like +
nutlike +
erect +
4-winged +
nutlike +
reflexed +
woody +
vegetative +
oily +
straight +
absent +
oily +
straight +
absent +
oily +
straight +
absent +
exfoliating +
dithecal +
distinct +
deciduous +
absent +
lanate +
deciduous +
anthesis +
bisexual +
winged +
interlocking +
caulescent +
annual +
suffrutescent +
peltate +
conspicuous +
nodding +
axillary +
slender +
spreading +
simple +
alternate +
later +
deciduous +
cauline +
absent +
clustered +
many +
closing +
absent +
reduced +
absent +
inferior +
bitegmic +
clustered +
anatropous +
epigynous +
imbricate +
convolute +
white +
absent +
unequal +
longitudinal +
singly +
singly +
sterile +
Syst. Bot. Monogr. +
2007 +
abundant +
papillate +
splitting +
separating +
valvate +
deciduous +
coherent +
reflexed +
fragile +
absent +
not evident +
thin +
longer +
unequal +
equal +
longer +
equal +
arising +
unarmed +
not clonal +
longitudinal +
leafy +
2 times as many or as many as sepals +
decumbent +
peltate +
developing +
divided +
caducous +
intrapetiolar +
absent +
small +
unarmed +
not clonal +
persisting +
anthesis +
obscured +
Oenothera subsect. Schizocarya +
Oenothera sect. Gaura +
subsection +
singly +
3(-5)-aperturate +
free +
longitudinal +
united +
papillate +
thick +
distal +
1/2 +