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FNA | Family List | FNA Vol. 21 | Asteraceae | Agnorhiza

3. Agnorhiza invenusta (Greene) W. A. Weber, Phytologia. 85: 20. 1999.

Helianthus invenustus Greene, Pittonia 1: 284. 1889; Balsamorhiza invenusta (Greene) Coville; Wyethia invenusta (Greene) W. A. Weber

Plants 20–60(–100) cm. Stems erect, usually distally branched (densely glandular distally). Cauline leaves: blades ± deltate to ovate or ovate-lanceolate, 7–20 cm, bases broadly cuneate to truncate or shallowly cordate, margins usually entire, rarely irregularly crenate, faces piloso-hispid or hirtellous (usually gland-dotted or stipitate-glandular as well). Heads usually held beyond leaves. Involucres ± hemispheric, 20–30 mm diam. Outer phyllaries linear‑triangular to lanceolate, 18–25(–30+) mm (equaling or slightly surpassing discs). Ray florets 0 or 2–3, laminae 6–10 mm. Cypselae 7–8 mm, glabrous (apices developing knoblike projections on angles); pappi 0.

Flowering Jun–Jul. Openings in chaparral and in pine and oak forests; (600–)1100–1900(–2300) m; Calif.

Agnorhiza invenusta is known only from the western foothills of the Sierra Nevada.


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