John Hutton Balfour

Pinus balfouriana, the foxtail pine, is a rare high-elevation pine that is endemic to California, United States. It is closely related to the Great Basin and Rocky Mountain bristlecone pines, in the subsection Balfourianae.

Pinus jeffreyi, also known as Jeffrey pine, Jeffrey's pine, yellow pine and black pine, is a North American pine tree. It is mainly found in California, but also in the westernmost part of Nevada, southwestern Oregon, and northern Baja California. It is named in honor of its botanist documenter John Jeffrey.

Clerodendrum thomsoniae is a species of flowering plant in the genus Clerodendrum of the family Lamiaceae, native to tropical west Africa from Cameroon west to Senegal. It is an evergreen liana growing to 4 m (13 ft) tall, with ovate to oblong leaves 8–17 cm (3–7 in) cm long. The flowers are produced in cymes of 8–20 together, each flower with a pure white to pale purple five-lobed calyx 2.5 cm in diameter, and a red five-lobed corolla 2 cm long and in diameter. The flowers are born in cymose inflorescences arising from the axils of the leaves. The leaves, in turn, are arranged opposite to

Physostigma venenosum, the Calabar bean or ordeal bean, is a species of leguminous plant in the family Fabaceae, endemic to tropical Africa, with a seed poisonous to humans. It derives the first part of its scientific name from a curious beak-like appendage at the end of the stigma, in the centre of the flower; this appendage, though solid, was originally believed to be hollow (hence the name from φῦσα, a bladder, and stigma).

Physostigma is a genus of flowering plants in the family Fabaceae. It includes five species of erect or climbing herbs and subshrubs native to sub-Saharan Africa. They grow in tropical swamp and riverine vegetation and seasonally-dry forest, open woodland, and grassland in the Guineo-Congolian and Zambezian regions. The genus belongs to subfamily Faboideae. Species in the genus include: Physostigma coriaceum Merxm. Physostigma cylindrospermum (Welw. ex Baker) Holmes Physostigma laxius Merxm. Physostigma mesoponticum Taub. Physostigma venenosum Balf.

Visit the page for more details.

Xerophyta elegans, previously named Talbotia elegans, is a species of plants in the family Velloziaceae. It is endemic to South Africa and its natural distribution and habitat is restricted to Drakensberg Mountains in Mpumalanga province. The plant is evergreen and similar to other members of its family it is able to express high level or tolerance against desiccation and even long treatment with sulphuric acid. Under wet conditions, its leaves are able to revive and restart its photosynthetic abilities. The plant produces narrow but long, leathery leaves and white star-shaped flowers with

Visit the page for more details.

Xerophyta elegans, previously named Talbotia elegans, is a species of plants in the family Velloziaceae. It is endemic to South Africa and its natural distribution and habitat is restricted to Drakensberg Mountains in Mpumalanga province. The plant is evergreen and similar to other members of its family it is able to express high level or tolerance against desiccation and even long treatment with sulphuric acid. Under wet conditions, its leaves are able to revive and restart its photosynthetic abilities. The plant produces narrow but long, leathery leaves and white star-shaped flowers with

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.