Bidens lemmonii (Lemmon Beggar-Ticks)
Annual composite, rayless, heads subsessile or short-pedunculate; leaves pinnately dissected, the divisions linear, often confused in collections with Heterosperma pinnatum Cav.
Dropped
Annual composite, rayless, heads subsessile or short-pedunculate; leaves pinnately dissected, the divisions linear, often confused in collections with Heterosperma pinnatum Cav.
Perennial herb, with large, woody caudex; herbage retrorsely hispidulous; stems several, simple or branched; leaves opposite or nearly so, or in whorls of 3, narrowly linear, entire, often revolute, midrib prominent on lower surface; inflorescence a ...
Shrub, much branched; stems stout, glandular above, bark exfoliating; leaves alternate, simple, petiolate, ovate to lanceolate, averaging 35 mm long, somewhat thick and succulent, glabrous or nearly so, acute at the apex, rounded to cuneate at the ba...