Cayaponia americana

(Plumier ex Lamarck) Cogniaux in A. L. P. P. de Candolle and C. de Candolle

in A. L. P. P. de Candolle and C. de Candolle, Monogr. Phan. 3: 785. 1881.

Common names: American melonleaf
Basionym: Bryonia americana Plumier ex Lamarck in J. Lamarck et al., Encycl. 1: 498. 1785
Synonyms: Cayaponia americana var. angustiloba Cogniaux C. americana var. subintegrifolia Cogniaux
Treatment appears in FNA Volume 6. Treatment on page 47. Mentioned on page 48.

Vines herbaceous. Stems sulcate, glabrous; tendrils unbranched. Leaves: petiole 1–5 cm, glabrous; blade ovate to deltate or pentagonal, unlobed or shallowly to deeply 3–5-lobed, 5–14 × 5–13 cm, terminal lobe oblong-lanceolate, broadest at base, lateral lobes often sublobed, base cordate to truncate or rounded, margins remotely serrulate or denticulate, surfaces hirsute-hispidulous abaxially (not white-sericeous), pustulate-scabrous adaxially. Flowers: sepals deltate to triangular, 1–2 mm; petals pale green to whitish, corolla 6–10 mm; pistillate flowers solitary, axillary, or 3–5 on short racemoid branches, staminate flowers solitary, axillary. Fruits usually 1, axillary, or 3–5 on racemoid branches, orange to golden brown, short ellipsoid-cylindric, 1.5–2 cm; peduncle 8–15 (–30) mm. Seeds usually 3, 10 mm.


Phenology: Flowering May–Aug.
Habitat: Rockland hammocks, hammock edges and clearings
Elevation: 0–20 m

Discussion

Cayaponia americana is known in the flora area only from Miami-Dade County. The leaf blades are darker and thicker than those of C. quinqueloba, and peduncle length is greater in C. americana.

Selected References

None.

Lower Taxa

None.

"/2" is not declared as a valid unit of measurement for this property."broadest" is not a number.

... more about "Cayaponia americana"
distinct +  and connate +
Guy L. Nesom +
(Plumier ex Lamarck) Cogniaux in A. L. P. P. de Candolle and C. de Candolle +
cordate +  and truncate or rounded +
Bryonia americana +
5 cm50 mm <br />0.05 m <br /> (14 cm140 mm <br />0.14 m <br />) +
ovate;deltate or pentagonal unlobed or +
5cm;13cm +
filiform +
tubular +, saucer--shaped +, campanulate +  and rotate +
American melonleaf +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Fla. +  and West Indies +
0–20 m +
furrowed +  and echinate +
dehiscent +  and indehiscent +
bristly +, smooth +, hairy +  and glabrous +
tuberculate +  and muricate +
fleshy +  and hard +
staminate +  and pistillate +
orange;golden brown +
ellipsoid-cylindric +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
disc--shaped +
Rockland hammocks, hammock edges and clearings +
perennial +
dioecious +  and monoecious +
umbellate;subumbellate +
solitary +, corymbose +, fasciculate +, racemose +  and paniculate +
petiolate +, estipulate +  and simple +
deltate;ovate-deltate oblong-oblanceolate or elliptic +
denticulate +  and serrulate +
differentiated +
with narrow light-colored stripe +  and thinner +
globose;ovoid or ellipsoid-cylindric +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
indehiscent +
induplicate-valvate +  and imbricate +
tomentose +, puberulent +  and glabrous +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Flowering May–Aug. +
in A. L. P. P. de Candolle and C. de Candolle, Monogr. Phan. +
not arillate +
subcompressed +  and obovoid +
deltate;triangular +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
perennial +  and annual +
climbing +  and procumbent +
sprawling +  and prostrate +
hirsute-hispidulous +
Cayaponia americana var. angustiloba +  and C. americana var. subintegrifolia +
Cayaponia americana +
Cayaponia +
species +
connate +  and distinct +
sigmoid-replicate +
dioecious +  and monoecious +