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Lasianthaea
Family:
Asteraceae
Images
not available
FNA
Resources
John L. Strother in Flora of North America (vol. 21)
Perennials
[shrubs], 10-60+ [-700] cm (rootstocks bearing tubers).
Stems
erect, branched ± throughout.
Leaves
cauline; opposite; petiolate; blades (usually 3-nerved) rounded-deltate to ovate or lance-ovate [lanceolate], bases cuneate to rounded or truncate, margins serrate, faces ± scabrous.
Heads
radiate, borne singly [in corymbiform arrays].
Involucres
hemispheric [obconic], [4-]10-14[-25+] mm diam.
Phyllaries
persistent, 12-20 in 2-5 series (ovate to lanceolate, subequal or outer shorter [longer], herbaceous to papery).
Receptacles
convex, paleate (paleae membranous to indurate, conduplicate, apices acute [erose]).
Ray florets
[4-]11-14[30], pistillate, fertile; corollas yellow to orange [purplish].
Disc florets
20-100+[-200+], bisexual, fertile; corollas yellow to orange [purplish], tubes about equaling ampliate, cylindric throats, lobes 5, deltate.
Cypselae
3-angled (ray) or strongly compressed or flattened (all with sharp edges, not truly winged);
pappi
persistent, of 2(-3) subulate scales or awns (continuous with margins of cypselae) plus 0-4 shorter scales.
x
= 10, 11-
Species within inventory project:
UF CONSERVATION AREAS
Lasianthaea fruticosa
Images
not available
Map not
Available
This project made possible through support from the UF Planning, Design & Construction and the UF Office of Sustainability
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