19 
Shrubs 
Calliandra portoricensis (British Honduras), Cdllicarpa rubella 
(Nanking), Callistemon lanceolatum (Uppsala), Chasalia curviflora 
(Kemaman), Clerodendron sp. (Kota Bahru), Dombeya cayensis, D. 
Mastersii, D. natalensis, D. Wallichti (Cuba), Duranta repens (Formosa), 
Gcertnera sp. (Kemaman), Hamelia Patens (Bermuda), Hibiscus costatus 
(Singapore), Ixora Lobbii (Malacca), I. multibracteata (Grik), I. steno- 
phylla (Kemaman), Lantana Drap d’or (Hongkong), Melastoma 
decemfidum (Kedah), Nerium varieties (Penang), Parkinsonia aculeata 
(Aden), Phaleria Blumci (Singapore), Pittosporum tobira (Italy), 
Psychotria (Kemaman), Rivinia brasilicnsis, R. humilis, R. purpurascens 
(Berlin), Solanum Rantonnetii (Hongkong), Sophora tomentosa 
(Calcutta), Strophanthus jackianus (Penang), Urena lobata (Nanking), 
laburnum hanceanum (Hongkong), \iiex agnuscastus, V. negundo 
(Washington). 
Climbers 
Aristolochia Bodamce (France), A. chapmaniana (British Honduras), 
A, hians (Buitenzorg), A. ornithocephala (Penang), A. triloba (Buiten- 
zorg), Chonemorpha penangensis (Kuala Lumpur), Connarus grandis 
(Johore), Manetta coccinea (British Honduras), Passiflora serratifolia 
(British Honduras), Thunbergia Kirkii (Bombay), Vitis sp. (Kemaman). 
Bamboos 
Arundinaria graminea (Singapore), Bambusa dolichoclada, B. 
stenostachya (Formosa), Chimonobambusa marmorea, C. quadrangularis 
(Osaka), Dendrocalamus latiflorus (Formosa), Phyllostachys edulis 
(Osaka), P. glauca (Kuala Lutnpur), P. lithophylla (Formosa), P. 
Makinoi (Formosa), P. nigra (Osaka), P. pubescens (Formosa), P. reti¬ 
culata (Osaka), Pleioblastus gramineus, P. Hindsii (Osaka), Pseudosasa 
japonica (Osaka), Saccharum senanensis (Osaka), Sasa chartacea 
(Osaka), Semiarundinaria senanensis (Osaka), Shibatcea Kumasasa 
(Osaka). 
Miscellaneous 
Areca triandra var. borneana (Buitenzorg), Iguanura spp. (Kema¬ 
man), Pandanus spp. (Johore), Pinanga riparia (Johore), Zingiberacese 
(various Malayan species of Alpinia, Amomum, Boesenbergia, Globba, 
Hornstsedtia, Phaeomeria, Zingiber collected locally by Mr. Corner). 
WATERFALL GARDENS, PENANG 
The usual routine and maintenance work was carried on as in former 
years. 
Some attention was given to the orchid collection, and the greater part 
was repotted in accordance with methods found satisfactory in Singapore. 
Various methods of dealing with Phalcenopsis spp. were tried. So far the 
most successful appears to be that in which the plant is grown on the 
outside of a piece of coconut husk. 
Experiments with Hortomone A, samples of which were received from 
the Imperial Chemical Industries, Ltd., were tried on cuttings of plants 
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