Pycnanthemum sp., inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Parthenium hysterophorus, Capitulum from above. Family Asteraceae, Subclass Asteridae. Origin: Nativ...
Teucrium canadense, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium trifoliatum , Inflorescence past anthesis from below, phyllaries. Family Asteraceae, Subcla...
Pycnanthemum sp., inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Pycnanthemum sp., whole plant. Family Lamiaceae, Subclass Asteridae. Origin: Native
Pycnanthemum tenuifolium, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Pycnanthemum tenuifolium, Plant in flower. Family Lamiaceae, Subclass Asteridae. Origin: Native
Physostegia intermedia, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Physostegia virginiana, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium terebinthinaceum, Inflorescences. Family Asteraceae, Subclass Asteridae. Origin: Native
Physostegia virginiana, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Symphyotrichum patens, Inflorescence - side view. Family Asteraceae, Subclass Asteridae. Origin: Nat...
Symphyotrichum patens, inflorescence - front view. Family Asteraceae, Subclass Asteridae. Origin: Na...
Teucrium canadense var. canadense, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Nati...
Silphium terebinthinaceum, Inflorescence from above. Family Asteraceae, Subclass Asteridae. Origin: ...
Parthenium hysterophorus, Capitulum from above. Family Asteraceae, Subclass Asteridae. Origin: Nativ...
Teucrium canadense, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium trifoliatum , Inflorescence past anthesis from below, phyllaries. Family Asteraceae, Subcla...
Pycnanthemum sp., inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Pycnanthemum sp., whole plant. Family Lamiaceae, Subclass Asteridae. Origin: Native
Pycnanthemum tenuifolium, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Pycnanthemum tenuifolium, Plant in flower. Family Lamiaceae, Subclass Asteridae. Origin: Native
Physostegia intermedia, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Physostegia virginiana, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium terebinthinaceum, Inflorescences. Family Asteraceae, Subclass Asteridae. Origin: Native
Physostegia virginiana, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Symphyotrichum patens, Inflorescence - side view. Family Asteraceae, Subclass Asteridae. Origin: Nat...
Symphyotrichum patens, inflorescence - front view. Family Asteraceae, Subclass Asteridae. Origin: Na...
Teucrium canadense var. canadense, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Nati...
Silphium terebinthinaceum, Inflorescence from above. Family Asteraceae, Subclass Asteridae. Origin: ...
Parthenium hysterophorus, Capitulum from above. Family Asteraceae, Subclass Asteridae. Origin: Nativ...
Teucrium canadense, inflorescence. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium trifoliatum , Inflorescence past anthesis from below, phyllaries. Family Asteraceae, Subcla...