Gratiola flava, Corolla - from front. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Penstemon cobaea, didynamous stamens, furry staminode, glandular hairs on corolla. Family Scrophular...
Onosmodium bejariense , Corolla (with epipetalous stamens). Family Boraginaceae, Subclass Asteridae....
Penstemon cobaea, whole plant. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Gratiola flava, Corolla split to show gynoecium, from side. Family Scrophulariaceae, Subclass Asteri...
Gratiola flava, whole plants. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Gratiola flava, flower. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Gratiola flava, Plant, with scale - from side. Family Scrophulariaceae, Subclass Asteridae. Origin: ...
Gratiola flava, Plant with Houstonia rosea and scale. Family Scrophulariaceae, Subclass Asteridae. O...
Scutellaria ovata, corolla, front view. Family Lamiaceae, Subclass Asteridae. Origin: Native
Mecardonia acuminata , Corolla limb, from front. Family Scrophulariaceae, Subclass Asteridae. Origin...
Aureolaria grandiflora , Flower, pre-anthesis. Family Scrophulariaceae, Subclass Asteridae. Origin: ...
Salvia farinacea, corolla, side view. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium gracile, Capitulum after anthesis, from above, with dry disk floret corollas. Family Astera...
Silphium gracile, Capitulum after anthesis, from the side, with dry disk floret corollas. Family Ast...
Aureolaria grandiflora , Developing fruit. Family Scrophulariaceae, Subclass Asteridae. Origin: Nati...
Penstemon cobaea, didynamous stamens, furry staminode, glandular hairs on corolla. Family Scrophular...
Onosmodium bejariense , Corolla (with epipetalous stamens). Family Boraginaceae, Subclass Asteridae....
Penstemon cobaea, whole plant. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Gratiola flava, Corolla split to show gynoecium, from side. Family Scrophulariaceae, Subclass Asteri...
Gratiola flava, whole plants. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Gratiola flava, flower. Family Scrophulariaceae, Subclass Asteridae. Origin: Native
Gratiola flava, Plant, with scale - from side. Family Scrophulariaceae, Subclass Asteridae. Origin: ...
Gratiola flava, Plant with Houstonia rosea and scale. Family Scrophulariaceae, Subclass Asteridae. O...
Scutellaria ovata, corolla, front view. Family Lamiaceae, Subclass Asteridae. Origin: Native
Mecardonia acuminata , Corolla limb, from front. Family Scrophulariaceae, Subclass Asteridae. Origin...
Aureolaria grandiflora , Flower, pre-anthesis. Family Scrophulariaceae, Subclass Asteridae. Origin: ...
Salvia farinacea, corolla, side view. Family Lamiaceae, Subclass Asteridae. Origin: Native
Silphium gracile, Capitulum after anthesis, from above, with dry disk floret corollas. Family Astera...
Silphium gracile, Capitulum after anthesis, from the side, with dry disk floret corollas. Family Ast...
Aureolaria grandiflora , Developing fruit. Family Scrophulariaceae, Subclass Asteridae. Origin: Nati...
Penstemon cobaea, didynamous stamens, furry staminode, glandular hairs on corolla. Family Scrophular...
Onosmodium bejariense , Corolla (with epipetalous stamens). Family Boraginaceae, Subclass Asteridae....
Penstemon cobaea, whole plant. Family Scrophulariaceae, Subclass Asteridae. Origin: Native