Aristolochia pentandra

Jacquin

Enum. Syst. Pl., 30. 1760.

Common names: Marsh's Dutchman's-pipe
Endemic
Synonyms: Aristolochia marshii Standley Aristolochia racemosa Brandegee
Treatment appears in FNA Volume 3.

Lianas, twining, to 5 m, herbaceous. Young stem smooth, glabrous. Leaves: petiole 1-3 cm. Leaf-blade ovate to hastate, 3-lobed, 3-8 × 2-7 cm, base cordate to sagittate, sinus depth to 1 cm, apex acute or acuminate; surfaces glabrous; venation palmate. Inflorescences on new growth, axillary, solitary flowers; peduncle bracteolate, 1-1.5 cm; bracteoles ovate to lanceolate, to 15 mm. Flowers: calyx brown-purple, straight; utricle angled upward, ovoid, 0.5-5 × 0.5 cm; syrinx funnel-shaped, 2 mm; tube upright, cylindric, 1 × 0.25 cm; annulus absent; limb brownish red, 1-lobed, lobe narrowly cordate to narrowly ovate, 1-6 × 0.75 cm, glabrous; gynostemium 5-lobed, crown-shaped, 2-3 mm; anthers 5; ovary 5-locular, 1-1.5 cm. Capsule globose to ovoid, 1.5 × 1-3 cm, dehiscence basipetal; valves 5; septa entire, not attached to valves. Seeds flat, triangular, 0.5 × 0.5 cm.


Phenology: Flowering winter–early spring.
Habitat: Wet Caribbean-type lowlands
Elevation: 0-50 m

Discussion

Selected References

None.

Lower Taxa

None.

"broad" is not a number.

... more about "Aristolochia pentandra"
acuminate;acute +
Kerry Barringer +  and Alan T. Whittemore +
Jacquin +
red +, green +, brown +  and purple +
cordate +  and sagittate +
not fleshy +
ovate +  and lanceolate +
merous +  and petaloid +
straight +
tubular +
enlarged +
1cm +  and 3cm +
globose +  and ovoid +
Marsh's Dutchman's-pipe +
fan--shaped +
Fla. +  and Tex. +
0-50 m +
indehiscent +  and loculicidal +
crown--shaped +  and 5-lobed +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Wet Caribbean-type lowlands +
3 cm30 mm <br />0.03 m <br /> (8 cm80 mm <br />0.08 m <br />) +
3-lobed;ovate;hastate +
membranous;leathery +
petiolate +  and simple +
brownish red +
1-lobed +
narrowly cordate +  and narrowly ovate +
0.75 cm7.5 mm <br />0.0075 m <br /> (?) +
parietal +, axile +  and placentation +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Flowering winter–early spring. +
4-6-carpellate +
Enum. Syst. Pl., +
0.5 cm5 mm <br />0.005 m <br /> (?) +
triangular +
0.5 cm5 mm <br />0.005 m <br /> (?) +
not attached +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
procumbent +  and twining +
6 +, 5 +  and 3 +
Aristolochia marshii +  and Aristolochia racemosa +
funnel--shaped +
Aristolochia pentandra +
Aristolochia +
species +
1 cm10 mm <br />0.01 m <br /> (?) +
cylindric +
extended +
0.5 cm5 mm <br />0.005 m <br /> (?) +  and 5 cm50 mm <br />0.05 m <br /> (?) +
ovoid +  and angled +
liana +  and twining +
8 +, 7 +  and 6 +