Hawaiian Ecosystems at Risk project (HEAR)

Cryptostegia madagascariensis
(Asclepiadaceae)
Madagascar rubbervine

image of Cryptostegia madagascariensis image of Cryptostegia madagascariensis image of Cryptostegia madagascariensis
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Species description or overview Taxonomy & nomenclature Pest alerts Impacts Images
Distribution Cited as invasive (on a list) Books Other resources  

Rubber vine (Cryptostegia grandiflora) is a fast-growing, bush or climbing plant with pinkish-purple flowers (sometimes white to pink or light purple). Its leaves are shiny, dark green leaves 3 inches long, with triangular, 4-inch seedpods that grow in wing-like pairs. Its sap is a caustic, poisonous white latex.  (source)

Species description or overview

Cryptostegia madagascariensis information from PIER
Information on Cryptostegia madagascariensis as relevant to Pacific Islands is provided by the Pacific Island Ecosystems at Risk project (PIER).

Taxonomy & nomenclature

GRIN nomenclature info for Cryptostegia madagascariensis
Nomenclatural information about Cryptostegia madagascariensis is provided by USDA/ARS/NGRP/GRIN.

ITIS nomenclature info for Cryptostegia madagascariensis
Nomenclatural information about Cryptostegia madagascariensis is provided by ITIS.

Pest alerts

Rubbervine pest alert View info about Adobe Acrobat PDF format
Rubbervine (Cryptostegia grandiflora and C. madagascariensis) is the featured "Weed of the Week" on the radio program sponsored by Kauai Community Radio and the Kauai Invasive Species Committee (KISC). This pest alert is available on KISC's "Weed of the Week" site.

Impacts

Rubbervine Weed of the Week radio program transcript View info about Adobe Acrobat PDF format
Rubbervine (Cryptostegia grandiflora and C. madagascariensis) is the featured "Weed of the Week" on the radio program sponsored by Kauai Community Radio and the Kauai Invasive Species Committee (KISC). This transcript describes the impacts of these species on Kauai.

Rubbervine (Cryptostegia grandiflora and C. madagascariensis) overview from Hawaii Invasive Species Council (HISC)
Rubbervine's description, impacts, images, and distribution in Hawaii are from HISC's high-profile invasive pests site.

Cryptostegia madagascariensis (Asclepiadaceae): species information from GCW
Information on Cryptostegia madagascariensis as relevant to Pacific Islands is provided by the Global Compendium of Weeds (GCW).

Images

Images of Cryptostegia madagascariensis (Asclepiadaceae) (rubber vine)
Links to high-resolution free images of Cryptostegia madagascariensis (Asclepiadaceae) (rubber vine) by Forest & Kim Starr (USGS) are available here.

Cryptostegia madagascariensis images from PIER
Images of Cryptostegia madagascariensis provided by the Pacific Island Ecosystems at Risk project (PIER).

Distribution

Rubbervine (Cryptostegia grandiflora and C. madagascariensis) overview from Hawaii Invasive Species Council (HISC)
Rubbervine's description, impacts, images, and distribution in Hawaii are from HISC's high-profile invasive pests site.

Cited as invasive (on a list)

2007 FLEPPC invasive plant list View info about Adobe Acrobat PDF format
Florida Exotic Pest Plant Council's 2007 List of Invasive Plant Species focus includes adverse effects exotic pest plants have on Florida's biodiversity and plant communities.

Books

Identification and biology of nonnative plants in Florida's natural areas (second edition)  new posting 
Langeland, K.A., H.M. Cherry, C.M. McCormick, and K.A. Craddock Burks. 2008. Identification and biology of nonnative plants in Florida's natural areas (second edition). The University of Florida IFAS Communication Services (Gainesville). 193+ pp. illus. ISBN: 978-0-916287-70-2. ISSN: (unknown or N/A).

Other resources

Hazards to human health of Cryptostegia grandiflora
This webpage describes the effects of physical contact with rubber vine (Cryptostegia grandiflora).

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