Xyris flabelliformis

Chapman

Fl. South. U.S. 499. 1860.

Endemic
Treatment appears in FNA Volume 22.
Revision as of 00:56, 30 July 2020 by imported>Volume Importer
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Herbs, annual, cespitose, rarely solitary, 7–30 cm. Stems short. Leaves in fans, (1–) 2–3 (–10) cm; sheath base without chestnut-brown patch; blade strongly maroon-tinged, lance-linear, 1–3 (–4) mm wide, margins papillate or finely tuberculate-scabrous. Inflorescences: scape sheaths much exceeding leaves; scapes filiform, nearly terete, 0.5 mm wide, many ribbed; spikes mostly ovoid, mostly longer than broad, 4–8 (–10) mm, apex acute; fertile bracts 3–5 mm, margins entire or erose, apex keeled. Flowers: lateral sepals included, strongly curved, 2–3 mm, keel concolorous, firm, ciliate; petals unfolding in morning, blade obovate, 2.5–3 mm; staminodes bearded. Seeds translucent, broadly ellipsoid to round, 0.3 mm, finely lined longitudinally. 2n = 18.


Phenology: Flowering spring–early summer (all year south).
Habitat: Acid, sandy, peaty flatwoods, clearings, disturbed moist sands, coastal plain
Elevation: 0–200 m

Distribution

V22 408-distribution-map.jpg

Ala., Fla., Ga., Miss., N.C., S.C.

Discussion

Selected References

None.

Lower Taxa

None.

"thin" is not a number.

... more about "Xyris flabelliformis"
keeled +  and acute +
Robert Kral +
Chapman +
open +  and sheathing +
maroon-tinged +
ephemeral +
obovate +
0.25 cm2.5 mm <br />0.0025 m <br /> (?) +  and 0.3 cm3 mm <br />0.003 m <br /> (?) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Ala. +, Fla. +, Ga. +, Miss. +, N.C. +  and S.C. +
0–200 m +
basal-lateral +
proteinaceous +  and starchy +
loculicidal +
Acid, sandy, peaty flatwoods, clearings, disturbed moist sands, coastal plain +
moniliform +
margined +  and winged +
concolorous +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
equitant +, 2-ranked +  and alternate +
3 cm30 mm <br />0.03 m <br /> (10 cm100 mm <br />0.1 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
erose +  and entire +
tuberculate-scabrous +  and papillate +
distinct +
unfolding +
Flowering spring–early summer (all year south). +
monosulcate +
Fl. South. U.S. +
not bracteate +
terete +  and filiform +
bladed +  and open +
0.1 cm1 mm <br />0.001 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
cross-lined +
broadly ellipsoid +  and round +
0.3 cm3 mm <br />0.003 m <br /> (?) +
connivent +  and opposite +
distinct +
unequal +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
decussate +  and imbricate +
mostly longer than broad +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
epipetalous +
branching +  and simple +
elongate +  and caudiciform +
funnel +  and u--shaped +
tubular +  and elongate +
Jupica +, Kotsjiletti +, Ramotha +, Schizmaxon +, Xuris +  and Xyroides +
Xyris flabelliformis +
species +
herb +  and cespitose +