Marsdenia rostrata

Marsdenia rostrata, the Milk Vine is a common climbing plant found in eastern, Australia. This member of the Dogbane family features white milky sap, when leaves are broken from the stem. It is found in a variety of habitats in relatively high rainfall areas, including rainforest and wet eucalyptus forest. Widespread in distribution in coastal regions, though it also appears inland in places such as the Liverpool Range. It may grow to ten metres tall, with a woody stem up to 4 cm wide. Leaves range from 4 to 13 cm long and 2 to 7 cm wide. The fruit is somewhat pear shaped, 5 cm by 2.5 cm.

Milk Vine
Lane Cove, Australia
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Gentianales
Family:
Apocynaceae
Subfamily:
Asclepiadaceae
Genus:
Marsdenia
Species:
M. rostrata
Binomial name
Marsdenia rostrata

The specific epithet rostrata is from ancient Greek, and it refers to the “beaked” head of the flower's stigma.[1] In 1810, this species first appeared in scientific literature, in the Prodromus Florae Novae Hollandiae, authored by the prolific Scottish botanist, Robert Brown.

References
  1. Les Robinson - Field Guide to the Native Plants of Sydney, ISBN 978-0-7318-1211-0 page 327


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