Varilla

A. Gray

Mem. Amer. Acad. Arts, n. s. 4: 106. 1849.

Etymology: Spanish varilla, rod or wand, a common name used in Mexico
Treatment appears in FNA Volume 21. Treatment on page 221. Mentioned on page 251.
 TaxonIllustrator 
FNA21 P34 Dicranocarpus parvifl.jpegDicranocarpus parviflorus
Varilla texana
Pectis prostrata
Linny Heagy
Yevonn Wilson-Ramsey
John Myers

Subshrubs [shrubs], (10–) 20–30+ cm (± succulent, sometimes rhizomatous). Stems erect. Leaves cauline; mostly alternate [opposite]; ± sessile; blades linear to filiform (± terete) [lance-linear], margins entire, faces glabrous (not glanddotted). Heads discoid, borne singly [in corymbiform arrays]. Involucres obconic, [3–] 5–8 mm diam. Phyllaries persistent, [30–] 45–60 in [2–] 4–5 series ± appressed, lance-linear to subulate, unequal, resinous-nerved. Receptacles conic, paleate; paleae falling, linear, scarious, flat or weakly conduplicate, resinous-veined. Ray-florets 0. Disc-florets 60–150+, bisexual, fertile; corollas greenish yellow, tubes shorter than or about equaling campanulate to cylindric throats, lobes 5, narrowly deltate. Cypselae columnar to clavate, ribs 8–15, faces glabrous; pappi 0 [bristles]. x = 18.

Distribution

Tex., Mexico

Discussion

Species 2 (1 in the flora).

Selected References

None.

Lower Taxa

... more about "Varilla"
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 +
fertile +  and bisexual +
Tex. +  and Mexico +
Spanish varilla, rod or wand, a common name used in Mexico +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
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 />) +
deltate +
2-carpellate +
resinous-veined +
persistent +
resinous-nerved +
45 +  and 60 +
Mem. Amer. Acad. Arts, n. s. +
styliferous +, neuter +  and pistillate +
bearing subulate enations +, hairy +  and bristly +
8 +  and 15 +
exalbuminous +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Compositae +
Varilla +
Asteraceae (tribe Heliantheae) subtribe Varillinae +
campanulate +  and cylindric +
perennial +, biennial +  and annual +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +