Baccharis wrightii
Wright's baccharis, Wright's baccharis or false willow
erect and slender or short and branched, prominently striate-angled, glabrous, eglandular.
(reduced) proximal often withered and absent at flowering;
sessile;
blades oblanceolate to narrowly oblong, 5–10(–25) × 1–3(–7) mm (thin), bases narrowed, margins entire or finely serrate (teeth aristate), faces eglandular, not resinous (distal reduced to linear or oblong scales).
broadly campanulate to hemispheric;
staminate 5–9 mm, pistillate 9–14 mm.
20–30;
corollas 3–5 mm.
20–30;
corollas 4.5–6 mm.
narrowly lanceolate, 2–6 mm (not keeled), medians green or brown, margins scarious, apices acute or acuminate (erose, abaxial faces glabrous, eglandular).
usually borne singly (terminal on slender branches).
3–5 mm, strongly 5–10-nerved, papillose-roughened, glandular;
pappi 15–20 mm (often brownish).
= 18.
Baccharis wrightii
Baccharis wrightii is recognized by its bushy, broomlike habit, stems woody only at bases, relatively small, non gland-dotted leaves, early flowering period, heads borne singly, conspicuous, brownish pistillate pappi, and relatively large, strongly nerved cypselae.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
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