52 
Card. Bull. Singapore 69(1) 2017 
Hoya revoluta Wight ex Hoolc.f., FI. Brit. India 4: 55 (1883). - TYPE: Malaysia, s.l., 
s.d., Maingay, A.C. 1127 (lectotype K [K000279860], designated by Forster & Liddle 
(1992b)). Malaysia, Pahang, Tasek Bera, low altitude, 14 October 1930, Henderson, 
M.R. 24439 (epitype SING, designated by Rodda & Simonsson Juhonewe (2013b)). 
Hoya rintzii Rodda, Simonsson & S.Rahayu, Webbia 69: 44 (2014). -TYPE: Malaysia, 
Selangor, Sungai Langat, 3 Jun 1976, Rintz, RE. RER61 (holotype KEP; isotype K). 
Hoya rundumensis (T.Green) Rodda & Simonsson, Webbia 68: 13 (2013). - Hoya 
plicata King & Gamble subsp. rundumensis T.Green, Asklepios 108: 19 (2010). - 
TYPE: Originally from Malaysia, Sabah, Rundum, 3000 ft., cultivated in USA, Oahu, 
Ka‘a‘awa, Hawaii, garden of Ted Green, vouchered on 12 August 2009 as Green, T. 
2010.001 (holotype BISH [BISH1016412]). 
Hoya ruthiae Rodda, Phytokeys 53: 84 (2015) [21 July 2015]. - TYPE: Malaysia, 
Sabah, Lahad Datu, Bukit Baturong, on limestone, 7 July 2000, Kiew, R. RK5029 
(holotype SING [SING0077484]). 
Hoya scortechinii King & Gamble, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 74: 567 
(1908) [20 February 1908] - TYPE: Malaysia, Perak, s.d., Scortechini, B. 464b 
(lectotype K [K000895122], designated here). 
Notes. Three specimens are listed under the description of Hoya scortechinii : J. 
Scott s.n. from Penang, B. Scortechinii 464 & 1557 from Perak. I could only locate 
B. Scortechinii 464b in K. It is a complete and well-preserved specimen bearing a 
dissection and drawings by Gamble made in November 1906 and is therefore a suitable 
lectotype. 
Hoya sammannaniana A.L.Lamb, Gavras, Emoi & Gokusing, Sandakania 19: 77 
(2014). - TYPE: Originally from Borneo. Malaysia, Sabah, Beluran, Paitan River, 
cultivated at Kipandi Park, vouchered on 27 December 2008 as Gokusing, L. in Lamb, 
A. 1649/2008 (holotype SAN; isotype SNPn.v.). 
Hoya sipitangensis Kloppenb. & Wiberg, Fraterna 15(3): 4 (2002). - TYPE: Originally 
from Malaysia, Sabah, Sipitang, cultivated in Sweden, Borlange, reputedly vouchered 
on unknown date as Wiberg, E.K. 52002 (holotype UC, missing). Originally from 
Malaysia, Sabah (Sarawak sic), Sipitang, 1997, Wiberg, E.K. etal., s.n., cultivated and 
vouchered in Sweden, Borlange, 2001, Wiberg, E.K. s.n. (neotype UC [UC 1784973]). 
Hoyayapiana Kloppenb., Gard. Bull. Singapore 61: 327 (2010). - TYPE: Originally 
from Brunei, Belait, Seria, Tutong District, 21 January 2008, Wang, L.K 090122, 
cultivated in Singapore, vouchered on 20 April 2009 as Yap, KF. s.n. (holotype SING 
[SING0124341]; isotypes BRUNn.v., K [K000898014]). 
