familyCommelinaceae
genusMurdannia
speciesMurdannia nudiflora

Murdannia nudiflora

(Linnaeus) Brenan

Kew Bull. 7: 189. 1952.

Robert B. Faden
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"
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2n chromosome quantity
20 +
Antherode shape
3-lobed +
Author
Robert B. Faden +
Authority
(Linnaeus) Brenan +
Basionyms
Commelina nudiflora +
Blade architecture
sessile +
Blade atypical length
7 cm70 mm <br />0.07 m <br /> (18 cm180 mm <br />0.18 m <br />) +
Blade length
1.5 cm15 mm <br />0.015 m <br /> (7 cm70 mm <br />0.07 m <br />) +
Blade shape
linear-lanceolate;lanceolate-oblong +
Blade texture
succulent +
Blade width
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Bract architecture
spathaceous +
Bract presence
absent +
Bracteole duration
caducous +
Capsule architecture
3-valved +
Capsule architecture or structure in adjective form
3-locular +
Capsule dehiscence
loculicidal +
Capsule some measurement
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Cyme architecture
long-pedunculate +, fascicled +, solitary +  and few-flowered +
Distribution
Ala. +, Fla. +, Ga. +, La. +, N.C. +, S.C. +, Tex. +, Central America +, South America +, native +  and Asia +
Embryotegum position
Abaxial (Semilateral) +
Embryotegum shape
lidlike +
Filament pubescence
bearded +
Flower architecture
symmetric +, or +  and staminate +
Flower architecture or shape
symmetric +
Flower reproduction
bisexual +
Flower width
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Habitat
Weed in lawns, gardens, and other open or lightly shaded, disturbed sites +
Hilum shape
Punctiform (Linear) +
Illustration copyright
Flora of North America Association +
Illustrator
Yevonn Wilson-Ramsey +
Inflorescence architecture
thyrsiform +  and cymose +
Inflorescence position
axillary +
Inflorescence position or structure subtype
terminal +
Inflorescence shape
umbel-like +
Inflorescence size
reduced +
Introduced
true +
Leaf arrangement
arranged +
Leaf position
cauline +  and basal +
Margin architecture or shape
entire +
Margin arrangement
parallel +
Number of lower taxa
0 +
Ovary architecture or structure in adjective form
3-locular +
Ovary position
superior +
Ovule architecture or arrangement
1[-2]-seriate +
Ovule quantity
1;many +
Pedicel development
developed +
Petal architecture
petaloid +
Petal architecture or texture
deliquescent +
Petal atypical some measurement
0.35 cm3.5 mm <br />0.0035 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Petal coloration
violet +  and pinkish purple +
Petal fusion
distinct +
Petal quantity
3 +
Petal shape
not clawed +
Petal size
subequal +
Petal some measurement
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.35 cm3.5 mm <br />0.0035 m <br /> (?) +
Petal variability
equal +
Phenology
Flowering summer–fall. +
Publication title
Kew Bull. +
Publication year
1952 +
Reference
None +
Root width
thin +
Scar arrangement
apart +  and spaced +
Scar some measurement
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Seed architecture or arrangement
1[-2]-seriate +
Seed quantity
2 +
Seed relief
pitted +
Seed some measurement
0.13 cm1.3 mm <br />0.0013 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
Sepal architecture
sepaloid +
Sepal fusion
distinct +
Sepal quantity
3 +
Sepal size
subequal +
Sepal some measurement
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Sheath condition
closed +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/62857cf6bca5c4637d27b113da92d27dbf9962f4/V22/V22 463.xml +
Special status
Weedy +  and Introduced +
Stamen position
antipetalous +, staminodial +  and antisepalous +
Stamen presence
absent +
Stamen quantity
2 +
Stamen reproduction
fertile +
Staminode quantity
4 +
Stigma architecture
simple +
Stigma quantity
1 +
Stigma size
not +  and enlarged +
Style architecture
simple +
Style quantity
1 +
Style size
slender +
Synonyms
Aneilema nudiflorum +
Taxon family
Commelinaceae +
Taxon name
Murdannia nudiflora +
Taxon parent
Murdannia +
Taxon rank
species +
Thyrse arrangement
fascicles +
Volume
Volume 22 +
Whole organism architecture
branched +  and unbranched to much +
Whole organism duration
annual +
Whole organism growth form
herb +
Whole organism some measurement
8cm (30cm) +
X chromosome quantity
11 +, 10 +, 9 +, 7 +  and 6 +