Apocynoideae

Landolphia watsoniana, illustration.

The Apocynoideae are a subfamily in the plant family of the dogbane family ( Apocynaceae ). In this subfamily, there are some species whose varieties are used as ornamental plants.

  • 3.1 Notes and references

Description

Appearance and leaves

In the family includes some trees, shrubs and herbaceous plants, but especially lianas and succulent. Many species contain a (mostly clear ) milk juice. The majority of the species is evergreen. The opposite or change-constant leaves are simple and entire, usually. Stipules are present or absent.

Inflorescences, flowers and fruits

There are usually formed Rispige inflorescences.

The hermaphrodite, radial symmetry flowers are four - or fünfzählig with a double perianth. The four or five sepals are green. The usually five petals are fused Roehrig or funnel-shaped. It's just a circle with five free or grown together, fertile stamens present. The stamens are fused with the carpels. The ovary is. It is a discus available. The usually two carpels are fused into a mostly upper constant ( syncarp ) ovary.

Are formed berries, stone fruits or fruit capsules.

System

The subfamily of Apocynoideae is divided into the following nine tribes with 80 genera:

  • Tribus Apocyneae Rchb. : Aganonerion Pierre ex Spire
  • Aganosma ( flower) G.Don
  • Amalocalyx Pierre
  • Amphineurion ( A.DC. ) Pichon
  • Anodendron A.DC.
  • Apocynum L.
  • Baharuia D.J.Middleton
  • Beaumontia Wall.
  • Chonemorpha G.Don
  • Cleghornia Wight
  • Dewevrella De Wild.
  • Epigynum Wight
  • Ichnocarpus R.Br.
  • Ixodonerium Pit.
  • Micrechites Miq.
  • Papuechites Markgr.
  • Parameria Benth.
  • Parepigynum Tsiang & P.T.Li
  • Pottsia Hook. & Arn.
  • Sindechites Oliv.
  • Trachelospermum Lem.
  • Urceola Roxb.
  • Vallaris Burm. f
  • Tribus Baisseeae ( ex Pichon de Kruif ) MEEndress: It is found in Africa, Madagascar and Malaysia's before: Baissea A.DC.: The approximately 18 species are distributed from tropical Africa to Namibia and Malaysia's.
  • Motandra A.DC.: The only three species are widespread in tropical Africa.
  • Oncinotis Benth. , The only three species are widespread in tropical and southern Africa and Madagascar.
  • Tribus Echiteae G.Don. : Angadenia Miers
  • Artia Guillaumin
  • Asketanthera Woodson
  • Bahiella J.F.Morales
  • Echites P.Browne
  • Ecua D.J.Middleton
  • Fernaldia Woodson
  • Hylaea J.F.Morales
  • Laubertia A.DC.
  • Macropharynx Rusby
  • Parsonsia R.Br.
  • Peltastes Woodson
  • Pentalinon Voigt
  • Prestonia R.Br.
  • Rhabdadenia Müll.Arg.
  • Rhodocalyx Müll.Arg.
  • Salpinctes Woodson
  • Temnadenia Miers
  • Thenardia Kunth
  • Thoreauea J.K.Williams
  • Tribus Malouetieae Müll.Arg. : Allowoodsonia Markgr.
  • Carruthersia Seem.
  • Funtumia Stapf
  • Holarrhena R.Br.
  • Kibatalia G.Don
  • Malouetia A.DC.
  • Mascarenhasia A.DC.
  • Neobracea Britton
  • Pachypodium Lindl.
  • Spirolobium Baill.
  • Tribus Mesechiteae Miers. : Allomarkgrafia Woodson
  • Forsteronia G.Mey.
  • Mandevilla Lindl.
  • Mesechites Müll.Arg.
  • Tintinnabularia Woodson
  • Tribus Nerieae Baill. : Desert Rose ( Adenium Roem & Schult.. ): It contains five (some authors even more) species in tropical and southern Africa and on the Arabian Peninsula.
  • Alafia Thouars: The approximately 27 species occur in tropical Africa and Madagascar.
  • Farquharia Stapf: it contains only one type: Farquharia elliptica Stapf: It occurs in the tropical western and west - central Africa.
  • Oleander ( Nerium oleander L.): It is widespread from the Mediterranean through the Middle and the Middle East to the Indian subcontinent and Yunnan.
  • Tribus Odontadenieae Miers. : Cycladenia Benth.
  • Elytropus Müll.Arg.
  • Odontadenia Benth.
  • Secondatia A.DC.
  • Stipecoma Müll.Arg.
  • Thyrsanthella ( Baill. ) Pichon
  • Tribus Wrightieae G.Don. : Pleioceras Baill. The five species are widespread in tropical Africa.
  • Stephanostema K.Schum. Contains only one type: Stephanostema stenocarpum K.Schum. This endemic species occurs only in Uzaramo district in eastern Tanzania.
  • Incertae sedis in Apocynoideae ( Insecure position): Eucorymbia Stapf: it contains only one type: Eucorymbia alba Stapf: It is widespread in western Malaysia's.
  • Vallariopsis lancifolia ( Hook.f. ) Woodson: It is widespread in western Malaysia's.

Swell

  • Entry in the family Apocynaceae in the APWebsite. ( Section systematics)
  • Description of the family of Apocynaceae (including Plumeriaceae and Vincaceae; without Asclepiadaceae, Periplocaceae, Plocospermataceae ) at DELTA. (English)
Asterids Gentianales Gilbert Thomas Burnett Ovary (botany) Berry Drupe Pachypodium rosulatum Strophanthus Digital Object Identifier Agricultural Research Service
73153
de