Cyclanthera naudiniana

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: 831. 1881.

Common names: Central Texas cyclanthera
EndemicIllustrated
Treatment appears in FNA Volume 6. Treatment on page 16. Mentioned on page 15.

Stems glabrous except for minutely villosulous nodes; tendrils unbranched, less commonly 2-branched. Leaves 3-foliolate, lateral pair of leaflets deeply to nearly completely divided (appearing 5-foliolate), petiolules 1–3 (–5) mm, terminal leaflet 3–7 cm, blade lanceolate to narrowly or broadly lanceolate or elliptic-lanceolate, petiolule 5–15 or in fascicles of 2–3. Staminate corollas 4.2–6.3 mm diam. Anther heads 1.4–2.2 (–2.8) mm diam., subsessile, consistently ciliate with a ring of short, white hairs arising just inside thecal ring. Fruiting peduncles 10–30 mm. Capsules ovoid, barely oblique-gibbous or not, short-beaked, 15–25 mm, spinules 3–5 mm.


Phenology: Flowering May–Oct.
Habitat: Canyons, rocky slopes, streamsides, riparian woods of elm-hackberry, sycamore, willow-cottonwood, juniper, oak-juniper, pinyon-oak-juniper, live oak, roadsides, open woods
Elevation: 200–1800 m

Distribution

V6 19-distribution-map.jpg

Colo., Kans., Nebr., N.Mex., Okla., Tex.

Discussion

Cyclanthera naudiniana is distinct in its short, few-flowered staminate inflorescence, relatively large corollas and anther heads, and relatively long fruiting peduncles. In Texas it is most abundant on the eastern edge of the Edwards Plateau.

Selected References

None.

Lower Taxa

None.

"unequal" is not a number.

... more about "Cyclanthera naudiniana"
distinct +  and connate +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Guy L. Nesom +
Cogniaux in A. L. P. P. de Candolle and C. de Candolle +
attenuate +  and cordate +
3-7-foliolate +
lanceolate;narrowly or broadly lanceolate or elliptic-lanceolate +
tubular +, saucer--shaped +, campanulate +  and rotate +
not +, oblique-gibbous +  and ovoid +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Central Texas cyclanthera +
0.42 cm4.2 mm <br />0.0042 m <br /> (0.63 cm6.3 mm <br />0.0063 m <br />) +
Colo. +, Kans. +, Nebr. +, N.Mex. +, Okla. +  and Tex. +
200–1800 m +
furrowed +  and echinate +
dehiscent +  and indehiscent +
bristly +, smooth +, hairy +  and glabrous +
tuberculate +  and muricate +
fleshy +  and hard +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (?) +  and 0.2 cm2 mm <br />0.002 m <br /> (?) +
pistillate +  and staminate +
echinate +  and fleshy-capsular +
green;light green +
narrowly obliquely ovoid +  and obliquely globose or obovoid gibbous acute +
Canyons, rocky slopes, streamsides, riparian woods of elm-hackberry, sycamore, willow-cottonwood, juniper, oak-juniper, pinyon-oak-juniper, live oak, roadsides, open woods +
perennial +
dioecious +  and monoecious +
campanulate;shallowly cupulate +
umbellate;subumbellate +
solitary +, corymbose +, fasciculate +, racemose +  and paniculate +
3-foliolate +
well-differentiated +
sculptured +
coarsely serrate +  and shallowly or deeply lobed +
villosulous +
ovoid;elliptic-ovoid or subglobose +
induplicate-valvate +  and imbricate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
oblong-ovate;triangular +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
in fascicles;5;15 +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering May–Oct. +
in A. L. P. P. de Candolle and C. de Candolle, Monogr. Phan. +
not arillate +
compressed +, ovoid +  and oblong +
Endemic +  and Illustrated +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
climbing +  and procumbent +
sprawling +  and prostrate +
depressed-subglobose +
short-columnar +
tuberculate +
Cremastopus +
Cyclanthera naudiniana +
Cyclanthera +
species +
2-branched +  and unbranched +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
connate-fused +
plant +  and climbing +