Varilla texana

A. Gray

Smithsonian Contr. Knowl. 3(5): 123. 1852.

Illustrated
Treatment appears in FNA Volume 21. Treatment on page 221.

Leaf-blades 10–30 × 1–2 mm. Disc corollas ca. 3 mm. Cypselae ca. 2 mm. 2n = 36.


Phenology: Flowering spring–early summer, fall.
Habitat: Usually on saline, clay or gypseous soils
Elevation: 50–200 m

Distribution

V21-537-distribution-map.gif

Tex., Mexico (Coahuila), Mexico (Nuevo Léon), Mexico (Tamaulipas)

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Varilla texana"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
spiciform +, racemiform +, paniculiform +  and corymbiform +
indeterminate +  and determinate +
John L. Strother +
A. Gray +
decurrent +
compound +  and simple +
linear;filiform +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
greenish yellow +
columnar +  and clavate +
fertile +  and bisexual +
3 cm30 mm <br />0.03 m <br /> (?) +
fertile +  and bisexual +
Tex. +, Mexico (Coahuila) +, Mexico (Nuevo Léon) +  and Mexico (Tamaulipas) +
50–200 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Usually on saline, clay or gypseous soils +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
deltate +
2-carpellate +
resinous-veined +
persistent +
Flowering spring–early summer, fall. +
resinous-nerved +
45 +  and 60 +
Smithsonian Contr. Knowl. +
styliferous +, neuter +  and pistillate +
bearing subulate enations +, hairy +  and bristly +
8 +  and 15 +
exalbuminous +
Illustrated +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Compositae +
Varilla texana +
species +
campanulate +  and cylindric +
perennial +, biennial +  and annual +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +