Omalotheca Cassini in F. Cuvier (Q2686)
Jump to navigation
Jump to search
Omalotheca is a taxon with the rank genus within the tribe Gnaphalieae
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Omalotheca Cassini in F. Cuvier
|
Omalotheca is a taxon with the rank genus within the tribe Gnaphalieae
|
Statements
taxon/id/Omalotheca Cassini
0 references
Omalotheca Cassini
Omalotheca
Cassini
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
1 reference
three species reaching North America in native distribution (Omalotheca sylvatica perhaps not native)
1 reference
three species reaching North America in native distribution (see below)
1 reference
Stems usually 1, erect (branched from bases or distally, woolly-tomentose to sericeous).
1 reference
blades mostly narrowly lanceolate to oblanceolate, bases cuneate, margins entire, faces bicolor or concolor, abaxial white to gray, thinly tomentose, adaxial white to grayish and sericeous to thinly woolly or greenish and glabrate.
1 reference
Heads disciform, in spiciform or subcapitate arrays.
1 reference
Involucres campanulate to turbinate, 5–6 mm.
1 reference
Phyllaries in 2–3 series, stramineous to brownish (sometimes mottled; hyaline, stereomes not glandular), unequal, chartaceous toward apices.
1 reference
Receptacles flat to concave, smooth, epaleate.
1 reference
Peripheral (pistillate) florets 35–70+ (more numerous than bisexual);
1 reference
corollas purplish or whitish.
1 reference
Inner (bisexual) florets 3–4;
1 reference
corollas purplish or whitish, distally purplish or reddish.
1 reference
Cypselae obovoid to cylindric or fusiform, sometimes slightly compressed, faces strigillose (hairs not myxogenic, lengths 6–12 times diams.) and papillate (carpopodia forming minute stipes);
1 reference
pappi falling readily, of 15–25 distinct (falling separately) or basally connate (falling together), barbellate bristles in 1 series.
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
mostly narrowly lanceolate
oblanceolate
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
obovoid
cylindric or fusiform
1 reference
compressed
sometimes slightly
1 reference