Brickellia hinckleyi

Standley

Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 61. 1940.

EndemicConservation concern
Synonyms: Brickellia brachyphylla var. hinckleyi (Standley) Flyr
Treatment appears in FNA Volume 21. Treatment on page 501. Mentioned on page 491.

Perennials, 20–90 cm. Stems branched, coarsely scabrous. Leaves alternate to subopposite; petioles 1–5 mm; blades 3-nerved from bases, lanceolate to lance-ovate, 20–40 × 7–20 mm, bases rounded to broadly cuneate, margins entire or serrate, apices acute to acuminate, faces sparsely pubescent, stipitate-glandular. Heads in open, racemose or paniculiform arrays. Peduncles 5–45 mm, pubescent, stipitate-glandular. Involucres cylindric to campanulate, 7–11 mm. Phyllaries 16–20 in 4–5 series, greenish, often purple-tinged, 4–8-striate, unequal, margins narrowly scarious, often ciliate (apices acute to long-attenuate); outer lance-ovate (pubescent), inner narrowly lanceolate (glabrous). Florets 11–22; corollas pale yellow or cream, 4.7–6 mm. Cypselae 4–5 mm, silvery-setulose. Pappi of 25–34 white, plumose bristles.

Discussion

Varieties 2 (2 in flora).

Selected References

None.

Key

1 Stem leaves: petioles 1–5 mm, blades relatively thin, (20–)25–45 mm, faces sparsely pubescent, stipitate-glandular Brickellia hinckleyi var. hinckleyi
1 Stem leaves: petioles 0–1 mm, blades relatively thick, (15–)17–22(–25) mm, faces scabrous, gland-dotted Brickellia hinckleyi var. terlinguensis