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marsh fleabane, salt marsh fleabane, shrubby camphor-weed, sweet-scented camphorweed, sweetscent

Photo is of parent taxon

salt marsh fleabane, sweetscent

Habit Annuals or perennials, 20–200 cm; fibrous-rooted. Plants 20–80(–200) cm.
Stems

stipitate- to sessile-glandular (commonly with eglandular but viscid hairs as well), not arachnose.

Leaves

petiolate or sessile;

blades (succulent, drying thin) lance-ovate to ovate or ovate-elliptic, mostly 4–15 × 1–7 cm, margins shallowly serrate, faces glabrate to moderately or densely pubescent (hairs crinkly).

Involucres

cylindro-campanulate, 5–6 × 4–8(–10) mm.

5–6 × 4–6(–7) mm.

Corollas

pink to rosy or purple.

Phyllaries

usually cream, sometimes purplish, minutely sessile-glandular (outer usually also puberulent), sometimes glabrate.

Heads

in corymbiform arrays (flat-topped to rounded, often layered, sometimes incorporating relatively long, leafy, lateral branches, clusters of heads terminal on branches, some lateral branches nearly equaling or surpassing central portions).

Pappi

persistent, bristles distinct.

Functionally

staminate florets 6–13(–19).

2n

= 20.

Pluchea odorata

Pluchea odorata var. odorata

Phenology Flowering Aug–Oct (year-round in south).
Habitat Salt or brackish marshes and estuaries, near coast, less commonly in inland saline habitats, inland freshwater springs and ephemerally moist drainages
Elevation 0–50(–1400) m (0–200(–4600) ft)
Distribution
from FNA
AL; AR; AZ; CA; CT; DE; FL; GA; IL; IN; KS; LA; MA; MD; ME; MI; MS; NC; NJ; NM; NV; NY; OK; PA; RI; SC; TX; UT; VA; ON; South America; w Africa; Pacific Islands
[WildflowerSearch map]
[BONAP county map]
from FNA
AL; AR; AZ; CA; FL; GA; KS; LA; MD; MS; NC; NM; NV; OK; SC; TX; UT; VA; Mexico; Central America; West Indies; South America (Colombia, Venezuela); w Africa; Pacific Islands
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

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

Pluchea odorata var. odorata is naturalized in Hawaii. According to S. King-Jones (2001) Pluchea senegalensis Klatt is a synonym of Pluchea odorata var. odorata.

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

Key
1. Involucres 5–6 × 4–6(–7) mm; functionally staminate florets 6–13(–19); plants 20–80(–200) cm
var. odorata
1. Involucres 5–6 × 7–8(–10) mm; functionally staminate florets (14–)21–34; plants 20–60 cm
var. succulenta
Source FNA vol. 19, p. 481. FNA vol. 19, p. 481.
Parent taxa Asteraceae > tribe Plucheeae > Pluchea Asteraceae > tribe Plucheeae > Pluchea > Pluchea odorata
Sibling taxa
P. baccharis, P. camphorata, P. carolinensis, P. foetida, P. longifolia, P. sagittalis, P. sericea, P. yucatanensis
P. odorata var. succulenta
Subordinate taxa
P. odorata var. odorata, P. odorata var. succulenta
Synonyms Conyza odorata P. petiolata, P. purpurascens
Name authority (Linnaeus) Cassini: in F. Cuvier, Dict. Sci. Nat. ed. 2, 42: 3. (1826) unknown
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