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splitleaf brickellbush

Habit Shrubs, 60–120 cm.
Stems

much branched, pubescent, gland-dotted.

Leaves

alternate;

petioles 2–5 mm;

blades 3-nerved from bases, oblong to broadly ovate, 6–15 × 5–9 mm, bases narrowly cuneate, margins irregularly dentate, apices acute to obtuse, faces sparsely pubescent, gland-dotted.

Peduncles

0.5–2.5 mm, glandular-viscid.

Involucres

cylindric, 6–8 mm.

Florets

8–14;

corollas pale yellow-green, often purple-tinged, 4.8–5.7 mm.

Phyllaries

15–25 in 4–6 series, stramineous, 3–5-striate, unequal, (gland-dotted) margins scarious (apices obtuse to acute);

outer ovate, inner lanceolate.

Heads

in (leafy) paniculiform or racemiform arrays.

Cypselae

2.5–3 mm, sparsely pubescent or strigose;

pappi of 24–28 tawny, barbellate bristles.

2n

= 18.

Brickellia laciniata

Phenology Flowering Aug–Nov.
Habitat Dry slopes, streambeds (arroyos)
Elevation 1300–1900 m (4300–6200 ft)
Distribution
from FNA
NM; TX; Mexico
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 21, p. 502.
Parent taxa Asteraceae > tribe Eupatorieae > Brickellia
Sibling taxa
B. amplexicaulis, B. atractyloides, B. baccharidea, B. betonicifolia, B. brachyphylla, B. californica, B. chenopodina, B. cordifolia, B. coulteri, B. cylindracea, B. dentata, B. desertorum, B. eupatorioides, B. floribunda, B. frutescens, B. grandiflora, B. greenei, B. hinckleyi, B. incana, B. knappiana, B. lemmonii, B. longifolia, B. microphylla, B. nevinii, B. oblongifolia, B. parvula, B. pringlei, B. rusbyi, B. simplex, B. venosa, B. veronicifolia
Name authority A. Gray: Smithsonian Contr. Knowl. 3(5): 87. (1852)
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