| Literature for Dubautia laxa
Wagner et al., 1990, 1999. Literature for Dubautia laxa subsp. bryanii
Wagner et al., 1990, 1999. Literature for Dubautia laxa subsp. hirsuta
Wagner et al., 1990, 1999. Literature for Dubautia laxa subsp. laxa
Wagner et al., 1990, 1999. Literature for Dubautia laxa subsp. pseudoplantaginea
Wagner et al., 1990, 1999.
|Asteraceae -- The Sunflower Family||Bibliography|
||Shrubs up to ca. 5 m tall; vegetative stems glabrous to sparsely hispidulous, flowering stems copiously hispidulous.
||Leaves opposite, elliptic to obovate or oblong-oblanceolate, 4-20 cm long, l-6 cm wide, usually 5-7-veined, upper surface glabrous to muricate-strigose, lower surface glabrous to papillose-hispid, margins shallowly toothed, often setose-ciliate at least basally, apex acute to acuminate, base gradually narrowed into a margined petiole.
||Heads numerous in erect, simple to somewhat glomerate-congested, corymbose inflorescences 2-17 cm long, 3-27 cm wide, peduncles hispid, ultimate ones 0-25 mm long; receptacle flat to broadly low-conical, false involucre consisting of 5-22 distinct receptacular bracts 2-6 mm long, 1 associated with each floret, green or tinged purplish, glabrous to densely hispid; florets 5-22 per head, corollas yellow, usually 2-3 mm long, coarsely glandular on the tube; pappus of 15-20 very narrowly linear-lanceolate, very short-ciliate-margined bristles 2-3 mm long.
||Achenes ca. 2-3 mm long, moderately to densely strigose.
||2n = 28*