Arnoglossum sulcatum

(Fernald) H. Robinson

Phytologia 28: 295. 1974.

EndemicConservation concern
Basionyms: Cacalia sulcata Fernald Bot. Gaz. 33: 157. 1902
Synonyms: Mesadenia sulcata (Fernald) Small
Treatment appears in FNA Volume 20. Treatment on page 625. Mentioned on page 623.

Plants 70–140 cm. Stems strongly ridged (glabrous or sparsely pubescent). Basal leaves: (petioles 10–45 cm) blades (with 3 main veins from bases) broadly ovate or elliptic, 12–15 (–20) cm (bases cuneate, decurrent onto petioles), margins entire, sinuate, crenulate, or denticulate. Cauline leaves: proximal petiolate or sessile (mid-stem sessile, bases broadly cuneate), blades narrowly ovate, margins entire, sinuate, crenulate, or denticulate; distal petiolate or sessile, smaller. Involucres (8–) 9.5–10 (–12) mm. Phyllaries (pale green) ovate, midvein wings uniform or highest at apices. Corollas white or greenish, sometimes tinged with purple, 7–8 (–9.5) mm. Cypselae fusiform or clavate, 4 mm (dark-brown, 6–8-ribbed); pappi 5–7 mm. 2n = 50.


Phenology: Flowering Sep–Nov.
Habitat: Shaded, wet areas of hillside seepages, thickets, and swamps
Elevation: 0–100 m

Discussion

Of conservation concern.

Arnoglossum sulcatum occurs in the Florida panhandle and adjacent Georgia and Alabama.

Selected References

None.

Lower Taxa

None.

... more about "Arnoglossum sulcatum"
not tailed +, rounded +  and obtuse +
papillate +
scarious +
usually ovate +  and lance-linear +
indeterminate +  and determinate +
Loran C. Anderson +
(Fernald) H. Robinson +
decurrent +
Cacalia sulcata +
15 cm150 mm <br />0.15 m <br /> (20 cm200 mm <br />0.2 m <br />) +
ovate;elliptic;ovate +
12 cm120 mm <br />0.12 m <br /> (15 cm150 mm <br />0.15 m <br />) +
winged;nerved;ribbed +
barbellate +  and smooth +
0.8 cm8 mm <br />0.008 m <br /> (0.95 cm9.5 mm <br />0.0095 m <br />) +
tinged with purple +, greenish +  and white +
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
nerved +  and (4-)10-15-ribbed +
clavate +  and fusiform +
fertile +  and bisexual +
fertile +  and bisexual +
sessile +  and petiolate +
Ala. +, Fla. +  and Ga. +
0–100 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Shaded, wet areas of hillside seepages, thickets, and swamps +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
cylindric;turbinate +
0.95 cm9.5 mm <br />0.0095 m <br /> (1 cm10 mm <br />0.01 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
recurved;spreading +
lanceolate +
denticulate +, crenulate +, sinuate +  and entire +
2-carpellate +
persistent +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Flowering Sep–Nov. +
unequal +  and subequal +
sessile +  and petiolate +
styliferous +, neuter +  and pistillate +
sterile +  and fertile +
bearing subulate enations +, hairy +  and bristly +
convex;flat +
exalbuminous +
Endemic +  and Conservation concern +
appendaged +  and truncate +
papillate +
Mesadenia sulcata +
Arnoglossum sulcatum +
Arnoglossum +
species +
campanulate +
30 cm300 mm <br />0.3 m <br /> (300 cm3,000 mm <br />3 m <br />) +