Rudbeckia maxima, Inflorescence, side view . Family Asteraceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia grandiflora, Capitulum at early development with lower (outer) florets at anthesis. Family...
Russelia sarmentosa, flower (close up). Family Scrophulariaceae, Subclass Asteridae. Origin: Cultiva...
Ruta graveolens, Inflorescence. Family Rutaceae, Subclass Rosidae. Origin: Cultivated
Rudbeckia maxima, Inflorescence, side view, close . Family Asteraceae, Subclass Asteridae. Origin: C...
Rudbeckia maxima, Inflorescence from below - phyllaries . Family Asteraceae, Subclass Asteridae. Ori...
Rudbeckia maxima, Plants in flower . Family Asteraceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia maxima, Leaf . Family Asteraceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia fulgida var. palustris, Plant in flower. Family Asteraceae, Subclass Asteridae. Origin: C...
Rudbeckia maxima , Plant in early flower. Family Asteraceae, Subclass Asteridae. Origin: Native
Rudbeckia maxima , Capitulum, just prior to anthesis - phyllaries. Family Asteraceae, Subclass Aster...
Rudbeckia maxima , Capitulum, just prior to anthesis. Family Asteraceae, Subclass Asteridae. Origin:...
Rudbeckia maxima , Basal cauline leaf. Family Asteraceae, Subclass Asteridae. Origin: Native
Rudbeckia maxima , Upper, glaucous leaf. Family Asteraceae, Subclass Asteridae. Origin: Native
Ruttya fruticosa, flowers. Family Acanthaceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia grandiflora, Capitulum at late development with nearly all florets past anthesis - uppermo...
Rudbeckia grandiflora, Capitulum at early development with lower (outer) florets at anthesis. Family...
Russelia sarmentosa, flower (close up). Family Scrophulariaceae, Subclass Asteridae. Origin: Cultiva...
Ruta graveolens, Inflorescence. Family Rutaceae, Subclass Rosidae. Origin: Cultivated
Rudbeckia maxima, Inflorescence, side view, close . Family Asteraceae, Subclass Asteridae. Origin: C...
Rudbeckia maxima, Inflorescence from below - phyllaries . Family Asteraceae, Subclass Asteridae. Ori...
Rudbeckia maxima, Plants in flower . Family Asteraceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia maxima, Leaf . Family Asteraceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia fulgida var. palustris, Plant in flower. Family Asteraceae, Subclass Asteridae. Origin: C...
Rudbeckia maxima , Plant in early flower. Family Asteraceae, Subclass Asteridae. Origin: Native
Rudbeckia maxima , Capitulum, just prior to anthesis - phyllaries. Family Asteraceae, Subclass Aster...
Rudbeckia maxima , Capitulum, just prior to anthesis. Family Asteraceae, Subclass Asteridae. Origin:...
Rudbeckia maxima , Basal cauline leaf. Family Asteraceae, Subclass Asteridae. Origin: Native
Rudbeckia maxima , Upper, glaucous leaf. Family Asteraceae, Subclass Asteridae. Origin: Native
Ruttya fruticosa, flowers. Family Acanthaceae, Subclass Asteridae. Origin: Cultivated
Rudbeckia grandiflora, Capitulum at late development with nearly all florets past anthesis - uppermo...
Rudbeckia grandiflora, Capitulum at early development with lower (outer) florets at anthesis. Family...
Russelia sarmentosa, flower (close up). Family Scrophulariaceae, Subclass Asteridae. Origin: Cultiva...
Ruta graveolens, Inflorescence. Family Rutaceae, Subclass Rosidae. Origin: Cultivated