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California cudweed, California everlasting, California rabbit-tobacco, ladies' tobacco

sticky rabbit-tobacco, wing cudweed

Habit Annuals, biennials, or perennials, 20–40 cm; taprooted. Annuals (viscid and unpleasantly aromatic), 30–100 cm; taprooted.
Stems

stipitate-glandular, sometimes lightly villous as well.

persistently white-tomentose and stipitate-glandular.

Leaf

blades mostly narrowly oblong-lanceolate, 4–10 cm × 5–10(–20) mm (relatively even-sized distally), bases auriculate-clasping to subclasping or not, decurrent (2–10 mm) or not, margins flat or slightly revolute, faces concolor, mostly green, stipitate-glandular, viscid, sometimes lightly villous as well.

blades (crowded, internodes mostly 1–3, sometimes to 10, mm) linear-lanceolate, (2–)4–8 cm × 3–10 mm, bases not clasping, usually (at least the proximal) decurrent 3–10 mm, margins strongly revolute to revolute-undulate, faces bicolor, abaxial densely white-tomentose, adaxial densely stipitate-glandular.

Involucres

campanulo-globose, 5.5–7 mm.

campanulate, 5–6 mm.

Pistillate florets

105–140.

200–250.

Bisexual florets

7–12.

(13–)16–29.

Phyllaries

in 7–10 series, white (opaque, shiny or dull), broadly ovate to oblong-obovate, glabrous.

in 5–6 series, tawny-silvery to silvery white (hyaline, shiny), ovate-lanceolate (not keeled or thickened along midribs, not apiculate), glabrous.

Heads

in corymbiform arrays.

in corymbiform arrays.

Cypselae

ridged, smooth.

not ridged, papillate-roughened.

2n

= 28.

= 28.

Pseudognaphalium californicum

Pseudognaphalium viscosum

Phenology Flowering Apr–Jul. Flowering Jul–Sep.
Habitat Sandy canyons, dry hills, coastal chaparral Rocky open sites, roadsides
Elevation 60–800 m (200–2600 ft) 1400–1800 m (4600–5900 ft)
Distribution
from FNA
CA; OR; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
from FNA
TX; Mexico; Central America
[WildflowerSearch map]
[BONAP county map]
Discussion

Leaf insertion in Pseudognaphalium californicum is unusually variable: bases may be clasping to subclasping without decurrent margins or decurrent and not show any clasping tendency.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Reports of Pseudognaphalium viscosum from the flora for states other than Texas are based on plants of P. macounii. Pseudognaphalium viscosum is similar to P. leucocephalum, which has broader and white-opaque phyllaries, longer bisexual corollas, and smooth cypselae.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 19, p. 423. FNA vol. 19, p. 422.
Parent taxa Asteraceae > tribe Gnaphalieae > Pseudognaphalium Asteraceae > tribe Gnaphalieae > Pseudognaphalium
Sibling taxa
P. arizonicum, P. austrotexanum, P. beneolens, P. biolettii, P. canescens, P. helleri, P. jaliscense, P. leucocephalum, P. luteoalbum, P. macounii, P. micradenium, P. microcephalum, P. obtusifolium, P. pringlei, P. ramosissimum, P. roseum, P. saxicola, P. stramineum, P. thermale, P. viscosum
P. arizonicum, P. austrotexanum, P. beneolens, P. biolettii, P. californicum, P. canescens, P. helleri, P. jaliscense, P. leucocephalum, P. luteoalbum, P. macounii, P. micradenium, P. microcephalum, P. obtusifolium, P. pringlei, P. ramosissimum, P. roseum, P. saxicola, P. stramineum, P. thermale
Synonyms Gnaphalium californicum, Gnaphalium decurrens var. californicum Gnaphalium viscosum
Name authority (de Candolle) Anderberg: Opera Bot. 104: 147. (1991) (Kunth) Anderberg: Opera Bot. 104: 148. (1991)
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