Murdannia nudiflora

(Linnaeus) Brenan

Kew Bull. 7: 189. 1952.

WeedyIntroduced
Basionym: Commelina nudiflora Linnaeus Mant. Pl. 2: 177. 1771
Synonyms: Aneilema nudiflorum (Linnaeus) Sweet
Treatment appears in FNA Volume 22.

Herbs, annual, unbranched to much branched, 8–30 cm. Leaves spirally arranged; blade linear or linear-lanceolate to lanceolate-oblong, 1.5–7 (–18) × 0.3–0.8 cm. Inflorescences terminal or terminal and axillary; cymes few-flowered, solitary or fascicled, long-pedunculate; bracteoles caducous, scars spaced less than 2 mm apart. Flowers bisexual, slightly bilaterally symmetric, 4–6 mm wide; sepals 2–3 mm; petals pinkish purple or violet, 3–3.5 (–6) mm; fertile stamens 2; filaments bearded; staminodes 4. Capsules 2.5–5 mm. Seeds 2 per locule, deeply pitted, 1.3–1.8 mm. 2n = 20 (Trinidad).


Phenology: Flowering summer–fall.
Habitat: Weed in lawns, gardens, and other open or lightly shaded, disturbed sites

Distribution

V22 463-distribution-map.jpg

Introduced; Ala., Fla., Ga., La., N.C., S.C., Tex., Central America, South America, native, Asia

Discussion

Murdannia nudiflora is found in the tropical areas of the Western Hemisphere.

Selected References

None.

Lower Taxa

None.
... more about "Murdannia nudiflora"
Robert B. Faden +
(Linnaeus) Brenan +
Commelina nudiflora +
7 cm70 mm <br />0.07 m <br /> (18 cm180 mm <br />0.18 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (7 cm70 mm <br />0.07 m <br />) +
linear-lanceolate;lanceolate-oblong +
succulent +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
long-pedunculate +, fascicled +, solitary +  and few-flowered +
Ala. +, Fla. +, Ga. +, La. +, N.C. +, S.C. +, Tex. +, Central America +, South America +, native +  and Asia +
symmetric +, or +  and staminate +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Weed in lawns, gardens, and other open or lightly shaded, disturbed sites +
thyrsiform +  and cymose +
cauline +  and basal +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
violet +  and pinkish purple +
distinct +
not clawed +
subequal +
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.35 cm3.5 mm <br />0.0035 m <br /> (?) +
Flowering summer–fall. +
apart +  and spaced +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
distinct +
subequal +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Weedy +  and Introduced +
antipetalous +, staminodial +  and antisepalous +
not +  and enlarged +
slender +
Aneilema nudiflorum +
Murdannia nudiflora +
Murdannia +
species +
branched +  and unbranched to much +
11 +, 10 +, 9 +, 7 +  and 6 +