Robert Hermann Schomburgk

Utricularia humboldtii is a large perennial carnivorous plant that belongs to the genus Utricularia. Peter Taylor lists it as either an "aquatic-epiphyte", a subaquatic or a terrestrial species. U. humboldtii is endemic to South America, where it is found in Brazil, Guyana, and Venezuela. It was originally published and described by Robert Hermann Schomburgk in 1840. It is usually found growing in the water-filled leaf axils of some species of bromeliad, including Brocchinia micrantha, B. tatei, and B. reducta and also plants in the genus Orectanthe. It also grows as an epiphyte on tree

Saxo-fridericia is a group of plants in the family Rapateaceae described as a genus in 1845. The genus is native to northern South America. Species Saxo-fridericia aculeata Körn - N Brazil (Amapá, Amazonas), SE Colombia, Guyana, French Guiana, Suriname Saxo-fridericia compressa Maguire - Venezuela (Amazonas), Brazil (Amazonas) Saxo-fridericia duidae Maguire - Venezuela (Amazonas) Saxo-fridericia grandis Maguire - Venezuela (Amazonas) Saxo-fridericia inermis Ducke - Brazil (Amazonas), Venezuela (Amazonas), Colombia (Guainía) Saxo-fridericia petiolata Maguire - Venezuela (Amazonas)

Cephalostemon is a genus of flowering plants in the family Rapateaceae. It was described as a genus in 1845. The genus is native to South America. Species Cephalostemon affinis Körn - Amazonas, Tafelberg, Pará Cephalostemon angustatus Malme - Mato Grosso do Sul Cephalostemon gracilis (Poepp. & Endl.) R.H.Schomb. - Pará Cephalostemon microglochin Sandwith - Amazonas, Mato Grosso do Sul, Santa Cruz Cephalostemon riedelianus Körn - Minas Gerais, Goiás

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Chlorocardium rodiei (greenheart) is a species of flowering plant in the family Lauraceae. It is one of three species in the genus Chlorocardium. It is native to Guyana and Suriname, both in South America. Other common names include cogwood, demerara greenheart, greenhart, ispingo moena, sipiri, bebeeru and bibiru. It is an evergreen tree growing 15 to 30 m tall, with a trunk diameter of 35 to 60 cm. Its leaves are oppositely arranged and simple with smooth edges. Its fruit is a drupe containing a single seed. The cyclic bisbenzylisoquinoline alkaloid rodiasine was first isolated from this

Strychnos toxifera, called bush rope and devil doer, is a species of flowering plant in the genus Strychnos, native to Costa Rica, Panama, Colombia, Ecuador, Venezuela, the Guianas, Brazil, Peru and Bolivia. It is the principal source of calabash or gourd curare. Macusine B is an alkaloid inhibitor of adrenergic alpha-receptors and tryptamine receptors that can be isolated from Strychnos toxifera.

Mora is a genus of large trees in the subfamily Caesalpinioideae of the legume family Fabaceae (or in some classifications the family Caesalpinaceae of the order Fabales). There are six species, all native to lowland rainforests in northern South America, southern Central America, the southern Caribbean islands, and Hispaniola.

Phragmipedium lindleyanum is a species of orchid ranging from northern South America to Brazil (Pernambuco).

Bonyunia is a genus of flowering plants belonging to the family Loganiaceae. Its native range is Southern Tropical America. Species: Bonyunia antoniifolia Progel Bonyunia aquatica Ducke Bonyunia excelsa J.R.Grant Bonyunia magnifica J.R.Grant Bonyunia minor N.E.Br. Bonyunia nobilis J.R.Grant Bonyunia pulchra Ricketson, J.R.Grant & Liesner Bonyunia spectabilis J.R.Grant Bonyunia superba R.H.Schomb. ex Progel Bonyunia venusta J.R.Grant

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