Hoya meliflua (blanco) merr.

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Description:
Vine with rather thick stem. Stems and leaves often exude white sap when cut or bruised. Leaves oppositely arranged along the stem, lamina oblong-elliptic, flat, glossy green, with obscure veins, up to 10⎼25 cm long, 2⎼8 cm wide; apex acute, base rounded; petiole 1⎼2.5 cm long, 3⎼5 mm thick. Flowers on globose or ball-shaped umbel up to 5 cm across or more, with up to 30 flowers; corolla pink or cream-white, often stained with honey, reflexed and bristly along the margins, 1.7⎼2 cm across.

References:
Aurigue, F.B. 2013. A Collection of Philippine Hoyas and their Culture. 195p., Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development (PCAARRD) Book Series 2/2013. Los Baños, Philippines.
Fernando, E.S., V.B. Amoroso, D.N. Tandang, C.I. Banag, A.B. Lapis, W.S. Gruèzo, F.P. Coritico, F.A. Pollisco Jr., A.M. Palijon, M.D. Ching, F.P. Lansigan, C. Garcia-Francisco, N.M. Lita, A.M. Tagtag, & J.L. De Leon. 2021. Threatened Plants of the Philippines. 147p. Biodiversity Management Bureau, Department of Environment and Natural Resources (DENR), Quezon City, Philippines. ISBN 978-621-96498-0-3.
Pelser, P.B., J.F. Barcelona, & D.L. Nickrent (eds.). 2011 onwards. Co’s Digital Flora of the Philippines. http://www.philippineplants.org.
Rodda, M. 2016. Taxonomy and typification of Hoya meliflua (Apocynaceae, Asclepiadoideae). Phytotaxa 247: 287–291.
Siar, S.V. 2005. Philippine Hoyas. 23p. Philippine Council for Agriculture, Forestry and Natural Resources Research and Development (PCARRD) Information Bulletin No. 237/2005, Los Baños, Philippines.

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