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Arizona - New Mexico Chapter
Consortium of Midwest Herbaria
Intermountain Region Herbaria Network (IRHN)
Mid-Atlantic Herbaria
North American Network of Small Herbaria
Northern Great Plains Herbaria
Madrean Archipelago Biodiversity Assessment (MABA) - Flora
Red de Herbarios del Noroeste de México (northern Mexico)
SERNEC - Southeastern USA
Helianthus praecox subsp. praecox
Family:
Asteraceae
FNA
Resources
Edward E. Schilling in Flora of North America (vol. 21)
Stems
procumbent to erect, branches horizontal, moderately hispid or hirsute.
Leaves
(at least larger) 3-8 cm.
Peduncles
15-30 cm.
Phyllary apices
short-acuminate.
Paleae
: middle teeth puberulent.
Rays
14-15.
2
n
= 34.
Flowering early summer-fall. Sandy soils; of conservation concern; 0-50 m; Tex.
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This project made possible by
National Science Foundation Award EF 1702516
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