Asteraceae — Daisy Family · 2310 Species

Packera obovata (Muhl. ex Willd.) W.A.Weber & Á.Löve

Packera obovata is an erect perennial herb native to North America that flowers in early spring and spreads by seed and vegetatively.

Packera paupercula (Michx.) Á.Löve & D.Löve

Packera paupercula is a North American native perennial flowering herb in the Asteraceae family, commonly called balsam ragwort or balsam groundsel.

Packera plattensis (Nutt.) W.A.Weber & Á.Löve

Packera plattensis, or prairie ragwort, is an early-blooming prairie wildflower in the Asteraceae family, easily confused with similar species.

Packera schweinitziana (Nutt.) W.A.Weber & Á.Löve

Packera schweinitziana, or New England groundsel, is a perennial yellow-flowered aster native to eastern North America.

Packera streptanthifolia (Greene) W.A.Weber & Á.Löve

Packera streptanthifolia, or Rocky Mountain groundsel, is a perennial yellow-flowered aster native to western North American mountains.

Palafoxia arida B.L.Turner & M.I.Morris

Palafoxia arida is an annual herb native to desert ecoregions of the southwestern United States and northwestern Mexico.

Palafoxia callosa (Nutt.) Torr. & A.Gray

Palafoxia callosa, small palafox, is an annual North American aster-family flowering plant popular for butterfly gardens.

Palafoxia feayi A.Gray

Palafoxia feayi is a Florida-adapted plant that resprouts from roots after fire in its sandy scrub and sandhill habitats.

Palafoxia integrifolia (Nutt.) Torr. & A.Gray

Palafoxia integrifolia is a herbaceous annual plant native to Georgia and Florida that attracts pollinating birds and insects.

Pallenis maritima (L.) Greuter

Pallenis maritima is a yellow-flowered Mediterranean perennial herb commonly grown as a low-maintenance ornamental plant.

Pallenis spinosa (L.) Cass.

Pallenis spinosa is a yellow-flowered herb native to dry coastal and desert habitats of Southern Europe, North Africa, the Canaries, and the Middle East.

Parasenecio hastatus (L.) H.Koyama

Parasenecio hastatus is a toxic flowering plant of genus Parasenecio found in China and East Asia.

Parthenium confertum A.Gray

Parthenium confertum (Gray's feverfew) is a biennial feverfew species native to the southwestern US and Mexico.

Parthenium hysterophorus L.

Parthenium hysterophorus is a globally widespread invasive noxious allelopathic weed native to the American tropics.

Parthenium incanum Kunth

Parthenium incanum is a small shrubby plant with medicinal uses and ornamental cultivation for drought-tolerant gardens.

Parthenium integrifolium L.

Parthenium integrifolium L. is a perennial wildflower with medicinal history, often grown as a garden plant.

Pechuel-loeschea leubnitziae (Kuntze) O.Hoffm.

Pechuel-loeschea leubnitziae is an aromatic shrubby perennial herb with purple florets native to dry open African habitats.

Pectis papposa Harv. & A.Gray

Pectis papposa is a lemon-scented annual desert herb that hosts beet leafhoppers and is sold in Mexican markets to flavor meat.

Pectis prostrata Cav.

Pectis prostrata (spreading cinchweed) is a spreading summer-blooming annual Pectis that benefits from roadside habitats and self-fertilization.

Pentachaeta aurea Nutt.

Pentachaeta aurea is an annual flowering aster native to California and northern Baja California with yellow-centered flower heads.

Pentanema britannicum (L.) D.Gut.Larr., Santos-Vicente, Anderb., E.Rico & M.M.Mart.Ort.

Pentanema britannicum is an invasive plant with a broad current distribution, and it is also used in Chinese herbal medicine.

Pentanema hirtum (L.) D.Gut.Larr., Santos-Vicente, Anderb., E.Rico & M.M.Mart.Ort.

Pentanema hirtum is a flowering hairy plant native to European mountains and surrounding areas, that grows in dry mountain meadows.

Pentanema salicinum (L.) D.Gut.Larr., Santos-Vicente, Anderb., E.Rico & M.M.Mart.Ort.

Pentanema salicinum is an upright herb widespread in western Europe, restricted to a single Irish site and the focus of conservation efforts.

Pentanema squarrosum (L.) D.Gut.Larr., Santos-Vicente, Anderb., E.Rico & M.M.Mart.Ort.

Pentanema squarrosum, commonly called ploughman's spikenard, is an aromatic herb native to Europe, Western Asia and North Africa.

Asteraceae — Daisy Family

Packera obovata (Muhl. ex Willd.) W.A.Weber & Á.Löve

Packera paupercula (Michx.) Á.Löve & D.Löve

Packera plattensis (Nutt.) W.A.Weber & Á.Löve

Packera schweinitziana (Nutt.) W.A.Weber & Á.Löve