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Dogbane family

The Apocynaceae family, commonly known as the dogbane family, encompasses a wide variety of plants ranging from herbs and shrubs to woody vines and trees. Scientifically, it is recognized for its latex-containing sap, which is often chemically complex. Many species within this family are of significant economic interest, particularly in the fields of medicine, horticulture, and even the textile industry.

Main sections

Raphionacme10 Oxypetalum8 Orbea4 Parsonsia4 Periwinkle3 Prestonia3 Pseudolithos3 Oxypetalum2 Oxystelma2 Pentatropis2 Pergularia2 Petchia2 Piaranthus2 Pleioceras2 Plumeria2 Oncinotis1 Pachypodium1 Pentalinon1 Peplonia1 Petopentia1
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Oleander Nerium odorum Oncinotis Oncinotis 1 item Orbea Orbea 4 items Oxypetalum Oxypetalum R. Br. 2 items Oxypetalum Oxypetalum 8 items Oxystelma Oxystelma 2 items Pachypodium Pachypodium 1 item Pachypodium ambongense Pachypodium ambongense Pachypodium baronii Pachypodium baronii Pachypodium bispinosum Pachypodium bispinosum Pachypodium brevicaule Pachypodium brevicaule Pachypodium decaryi Pachypodium decaryi Pachypodium densiflorum Pachypodium densiflorum Pachypodium geayi Pachypodium geayi Pachypodium horombense Pachypodium horombense Pachypodium hybrids Pachypodium hybrids Pachypodium inopinatum Pachypodium inopinatum Pachypodium lealii Pachypodium lealii Pachypodium menabeum Pachypodium menabeum Pachypodium mikea Pachypodium mikea Pachypodium namaquanum Pachypodium namaquanum Pachypodium rosulatum Pachypodium rosulatum Pachypodium rutenbergianum Pachypodium rutenbergianum Pachypodium saundersii Pachypodium saundersii Pachypodium sofiense Pachypodium sofiense Pachypodium succulentum Pachypodium succulentum Pachypodium windsorii Pachypodium windsorii Pale swallow-wort Vincetoxicum rossicum Parsonsia Parsonsia 4 items Pentalinon Pentalinon 1 item Pentatropis Pentatropis 2 items Peplonia Peplonia 1 item Pergularia Pergularia 2 items Periploca angustifolia Periploca angustifolia Periploca aphylla Periploca aphylla Periploca calophylla Periploca calophylla Periploca hydaspidis Periploca hydaspidis Periploca sepium Periploca sepium Periwinkle Vinca L. 3 items Petchia Petchia 2 items Petopentia Petopentia 1 item Phaeostemma Phaeostemma 1 item Philibertia Philibertia Piaranthus Piaranthus 2 items Picralima Picralima 1 item Pleiocarpa Pleiocarpa 1 item Pleioceras Pleioceras 2 items Plumeria Plumeria 2 items Plumeria alba Plumeria alba Plumeria pudica Plumeria pudica Plumeria stenopetala Plumeria stenopetala Plumier-leaf milkweed Asclepias plumierifolia Poacynum Poacynum 1 item Poke milkweed Asclepias exaltata Prestonia Prestonia 3 items Pseudolithos Pseudolithos 3 items Quaqua Quaqua 1 item Quinine tree Rauvolfia caffra Raphionacme Raphionacme 10 items Rauvolfia Rauvolfia 1 item
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Dogbane family

Naturally occurring in tropical and subtropical regions worldwide, the members of this family have adapted to diverse environments, from arid zones to dense rainforests. While the majority of the species are native to warmer latitudes, many have been introduced to temperate regions as ornamental greenhouse crops or seasonal garden plants. Their geographical distribution is a testament to their evolutionary versatility.

Botanically, Apocynaceae are defined by their five-petaled flowers, which often exhibit a distinct twisted symmetry in the bud stage. The leaves are typically opposite or whorled, and the fruit is often a follicle containing numerous seeds equipped with tufts of hair for wind dispersal. This structural design ensures efficient reproduction and dissemination across various landscapes.

In terms of agricultural management, these plants thrive in well-draining, nutrient-rich soils that prevent root saturation. Proper spacing is critical to ensure airflow, as high humidity can trigger fungal issues. Sunlight requirements vary by species, but most prefer bright, filtered light. Growers must implement a consistent fertilization program, primarily using balanced NPK fertilizers during the peak growth season.

Economically, Apocynaceae are highly valued for their bioactive alkaloids used in cardiac and anti-cancer medications. In landscaping, they are prized for their aesthetic appeal and fragrance. Maintenance routines must include vigilant monitoring for pests such as scale insects and spider mites. Effective management involves a combination of biological control methods and appropriate application of selective pesticides to preserve the crop's health.