Biology

Torenia fournieri Torenia fournieri- Image, description, and cultivation. Tetranema mexicana Tetranema mexicana- General information and classification. Tetranema roseum Tetranema roseum- General information and classification. Striga (Witchweed) Striga (Witchweed)- Photo gallery illustrating flowers, roots, seeds, and other features of species included in this genus. Scrophularia peregrina Scrophularia peregrina- Photograph of the nettle-leaved figwort. Scrophularia auriculata Scrophularia auriculata- Description of Water Figwort and a photograph. Scrophularia nodosa Scrophularia nodosa- Photographs of flowers, leaves and fruit of Figwort and some identifying features. Scoparia dulcis: Vassourinha Scoparia dulcis: Vassourinha- Description and several photographs of this annual herb, with information on its herbal properties, uses in traditional medicine, the chemicals it co… Russelia equisetiformis Russelia equisetiformis- image Rhinanthus minor Rhinanthus minor- Several photographs of Yellow Rattle and some identifying features. Pedicularis palustris Pedicularis palustris- Two photographs of Marsh Lousewort and some identifying features. Paulownia tomentosa: Royal Paulownia Paulownia tomentosa: Royal Paulownia- Tree identification fact sheet with photos of the leaf, flower, fruit, twig, bark and form. American Paulownia Association American Paulownia Association- Promotes the advancement of Paulownia as a forest crop in the United States. Photos, the tree's ecology and uses, organization information, and lin… Princess Tree (Paulownia tomentosa) Princess Tree (Paulownia tomentosa)- Description, images, invasiveness in the USA, and control. Paulownia - History and Description Paulownia - History and Description- Describes three species of "dragon trees" and tells about this tree's historical cultivation and use in China. Parentucellia viscosa: Yellow Bartsia Parentucellia viscosa: Yellow Bartsia- Photograph of this sticky plant. Otacanthus caeruleus Otacanthus caeruleus- Images and description of a cultivated specimen. Otacanthus sp. Otacanthus sp.- image Odontites vernus Odontites vernus- Photograph of Red Bartsia. Mimulus moschatus Mimulus moschatus- Description of Musk and a photograph. Mimulus luteus Mimulus luteus- Several photographs of Blood-drop Emlets and some identifying features. Mimulus guttatus Mimulus guttatus- Several photographs of Monkey Flower and some identifying features. Mimulus sp. Mimulus sp.- image Melampyrum pratense Melampyrum pratense- Two photographs of Common Cow-wheat and some identifying features. Linaria cymbalaria Linaria cymbalaria- Description of Ivy-leaved Toadflax, sometimes classified as Cymbalaria muralis, and photographs of it growing on a wall. Linaria repens Linaria repens- Description of Pale Toadflax and two photographs. Notes on Limnophila (Scrophulariaceae) of Taiwan Notes on Limnophila (Scrophulariaceae) of Taiwan- Technical article with descriptions and illustrations of four species. Leucophyllum frutescens Leucophyllum frutescens- General information and classification. Leucophyllum candidum Leucophyllum candidum- Photograph of the Violet Silverleaf and cultural instructions. Leptandra virginica Leptandra virginica- short description and medicinal uses Kickxia Kickxia- Information from Wikipedia on this genus named after Dr. Kickx. Hydrotriche hottoniiflora Hydrotriche hottoniiflora- Images and use in aquaria. Hebe buxifolia Hebe buxifolia- General information and classification. Halleria lucida Halleria lucida- image Euphrasia officinalis Euphrasia officinalis- Photograph of Eyebright and some identifying features. Erinus alpinus: Fairy Foxglove Erinus alpinus: Fairy Foxglove- Photographs and information on this species from southern Europe. Digitalis purpurea Digitalis purpurea- Several fine photographs of the Foxglove, and its description. Digitalis purpurea Digitalis purpurea- image Digitalis purpurea Digitalis purpurea- image Digitalis purpurea: Foxglove Digitalis purpurea: Foxglove- Information from Botanical.com, a modern herbal, on this poisonous plant, its description, constituents, medicinal action and uses. Chelone glabra Chelone glabra- short description and medicinal uses Castilleja sp. Castilleja sp.- image Bartsia odontites Bartsia odontites- Photograph of Red Bartsia, sometimes classified as Odontites vernus, and some identifying features. Bartsia odontites Bartsia odontites- Short description and medicinal uses. Bacopa rotundifolia Bacopa rotundifolia- Disk waterhyssop. Bacopa caroliniana Bacopa caroliniana- Images and USA distribution of Blue Waterhyssop. Bacopa monnieri Bacopa monnieri- Image and Florida distribution. Asarina procumbens: Trailing Snapdragon Asarina procumbens: Trailing Snapdragon- Photograph of this species found growing on walls. Antirrhinum siculum Antirrhinum siculum- image Agalinis tenuifolia Agalinis tenuifolia- Image and description of this plant.