Warea amplexifolia

(Nuttall) Nuttall

J. Acad. Nat. Sci. Philadelphia 7: 83. 1834.

EndemicConservation concern
Basionym: Stanleya amplexifolia Nuttall Amer. J. Sci. Arts 5: 297. 1822
Synonyms: Warea auriculata Shinners
Treatment appears in FNA Volume 7. Treatment on page 744. Mentioned on page 742.

Stems 3.5–7 (–8) dm. Cauline leaves sessile; leaf-blades ovate, oblong, to lanceolate, (1–) 1.5–4 cm × 4–14 (–16) mm, base always clasping stem, amplexicaul to strongly auriculate (auricles ovate, 3–9 × 2–6 mm), apex acute to obtuse. Racemes 1–5 (–8) cm in fruit. Fruiting pedicels 8–15 mm. Flowers: sepals white or pinkish, spreading or strongly reflexed, 5–8 × 0.4–0.6 mm; petals white, pink, or purple, broadly obovate to orbicular, 7–10 mm, blade 3–5 × 2–4 mm, claw 4–5 mm, minutely papillate, margins entire; filaments 12–15 mm; anthers 1–1.5 mm; gynophore slender, (8–) 10–15 mm. Fruits (3–) 4–7 cm × 1.3–1.5 mm; ovules 24–32 per ovary. Seeds 1–1.5 × 0.6–0.8 mm.


Phenology: Flowering Aug–Sep.
Habitat: Sandy areas, woods, oak scrub, pine barrens
Elevation: 0-50 m

Discussion

Of conservation concern.

Warea amplexifolia is known from Lake, Orange, Osceola, and Polk counties. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.

"elongated" is not a number."thick" is not a number."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

... more about "Warea amplexifolia"
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
acute +  and obtuse +
Ihsan A. Al-Shehbaz +
(Nuttall) Nuttall +
amplexicaul +  and strongly auriculate +
Stanleya amplexifolia +
appendaged +  and unappendaged +
not +  and auriculate +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
dissected +, repand +, sinuate +, crenate +  and dentate +
much smaller +  and reduced +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
urceolate +, campanulate +  and tubular +
branched +  and simple +
well-developed +
distinct +
papillate +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
differentiated +
emarginate +  and entire +
0-50 m +
straight +  and curved +
not winged +  and unappendaged +
connate +  and distinct +
1.2 cm12 mm <br />0.012 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
zygomorphic +  and actinomorphic +
pink;deep purple +
spatulate +, orbicular +  and obovate +
subequal +
latiseptate +  and stipitate +
3 cm30 mm <br />0.03 m <br /> (4 cm40 mm <br />0.04 m <br />) +
4 cm40 mm <br />0.04 m <br /> (7 cm70 mm <br />0.07 m <br />) +
4-angled +  and terete +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Sandy areas, woods, oak scrub, pine barrens +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
1.4 cm14 mm <br />0.014 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
oblong +  and lanceolate +
sessile +  and petiolate +
alternate +, not +  and rosulate +
connate +  and distinct +
decurrent +
lobed;dentate;lobed;dentate +
tenuinucellate +, crassinucellate +  and bitegmic +
campylotropous +  and anatropous +
purple +, pink +  and white +
rudimentary +
broadly obovate +  and orbicular +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering Aug–Sep. +
trinucleate +  and 3(-11)-colpate +
J. Acad. Nat. Sci. Philadelphia +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
slender +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
mucilaginous +
aseriate +, uniseriate +  and biseriate +
not +  and mucilaginous +
white +, black +, brown +  and yellow +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
pinkish +  and white +
persistent +  and caducous +
distinct +
reflexed +  and spreading +
linear-oblanceolate +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
reduced +
latiseptate +, schizocarpic +, samaroid +  and lomentaceous +
indehiscent +  and dehiscent +
angustiseptate +, flat +, angled +, terete +, torulose +, not +, segmented +  and nutletlike +
Endemic +  and Conservation concern +
tetradynamous +
unbranched +  and branched +
procumbent +  and decumbent +
2-lobed +  and entire +
subsessile +, sessile +  and petiolate +
persistent +
distinct +
Warea auriculata +
Warea amplexifolia +
species +
dendritic +  and simple +
coiled +, 1-7-veined +  and veined +
pubescent +  and glabrous +
anastomosing +
perennial +, biennial +  and annual +
subshrub +  and shrub +
aquatics +  and terrestrial +
glabrous +  and pubescent +