Literature for Dubautia plantaginea
Wagner et al., 1990, 1999. Literature for Dubautia plantaginea subsp. humilis Wagner et al., 1990, 1999. Literature for Dubautia plantaginea subsp. magnifolia Wagner et al., 1990, 1999. Literature for Dubautia plantaginea subsp. plantaginea Wagner et al., 1990, 1999. |
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Asteraceae -- The Sunflower Family | Bibliography |
Dubautia plantaginea |
General Information | |
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Distribution | |
Habit |
Shrubs or small trees up to 7 m tall; stems glabrous, glabrate, or occasionally sparsely strigillose. |
Leaves |
Leaves opposite, oblong-lanceolate to oblong-oblanceolate, 8-26 cm long, 0.7-4.5 cm wide, usually 7-15-nerved, occasionally visibly reticulate with elongate areola, glabrous or glabrate to moderately strigillose-hispid, margins toothed from apex to near middle or below, usually ciliate at least basally, apex acuminate to caudate, base attenuate, often slightly clasping stem and occasionally very briefly connate. |
Flowers |
Heads up to 500 or more in usually congested, pyramidal, decompound, paniculate inflorescences 6-30 cm long, 6-30 cm wide, lower peduncles usually somewhat shaggy pilose, upper and ultimate peduncles pilose and rather
conspicuously yellowish to purplish glandular, ultimate peduncles usually 1-10 mm long; receptacle flat or nearly so, false involucre consisting of 1-2 series of 6-16, often ± connate, elliptic-oblong to oblong-oblanceolate or linear-oblanceolate receptacular bracts 4-6.5 mm long, as many as or fewer than florets, glabrous or glabrate to rather copiously hispidulous, usually yellowish to purplish glandular at least basally; florets usually 6-20 per head, corollas yellow or purple with age, often reflexed, 2.5-4(-4.5) mm long, glabrous, eglandular; pappus of 18-28 linear to very narrowly linear-lanceolate, short-fimbriate-ciliolate bristles 2-4 mm long. |
Fruit |
Achenes 2.5-4 mm long, glabrate to moderately hispid, straight to falcate. |
Chromosomes |
Self-incompatible or self-compatible; 2n = 28* |