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.

"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 +
5 cm50 mm <br />0.05 m <br /> (13 cm130 mm <br />0.13 m <br />) +
filiform +
tubular +, saucer--shaped +, campanulate +  and rotate +
American melonleaf +
rotate;campanulate +
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 +
campanulate +
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 +
pale green;whitish +
tomentose +, puberulent +  and glabrous +
oblong-lanceolate;linear-oblong +
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 +
10 cm100 mm <br />0.1 m <br /> (3 cm30 mm <br />0.03 m <br />) +
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 +
oblong-lanceolate +
connate +  and distinct +
sigmoid-replicate +
dioecious +  and monoecious +