THE FLORA OF SINGAPORE. i Zeve 
AROIDEX. 
Cryptocoryne civata Fisch. Very abuncant in tidal mud, 
Flowers very rarely produced, Kranji, ete. 
C. Grifithii Schott. Aquatic in streams in the forests often 
almost blocking them. Spathes submerged up to the 
mouth, tube white, limb dark crimson pustular. Fruits 
pink. Common, Tanglin, Garden Road, Bukit Timah, ‘oa 
Payoh, Kranji, Choa Chu Kang. 
Pistia stratiotes L. “ Kiamban.” The Water lettuce, is cultivated 
by the Chinese to feed pigs. Common in ditches. 
Typhonium Roxburyhii Schott. A weed in waste ground, 
Amorphophallus Pi ainii Wook. fil, Bukit Timah. 
A. sp. Leaf only seen, Reservoir, Bukit Timah. 
Colocasia antiquorum L, “ Kelali,’? and Alocasia macrorrhiza 
Schott and A. indica Schott are commonly cultivated, 
and occur as gardenescapes. A. cucul/atu Schott occurs 
in waste ground in Tanglin, also doubtless introduced. 
Alocasia denudata Engl. ‘“Keladi Rimau.” With hastate 
leaves deep green with paler nerves entire and peltate in 
seedlings, stem mottled with olive, is Common in woods 
and banks all over Singapore. 
A. longiloba Mig, ‘Singapore Wallich,” is probably erroneous- 
ly localised. 
Aglaonema nitedum N. KE, Br. with stems 1 to 2 feet tall and 
narrow deep green leaves at the top, is very common in 
dense woods. Bukit Timah, Chan Chu Kang, Changi, 
Pulau Ubin. 
A, oblongifulium Schott. A stout plant with dark green leaves 
flecked with white. Common in swamps in the jungle. 
Chan Chu Kang, Bukit Mandai, Changi, Loyang. 
A, minus Hook. fil. A dwarf species, leaves often mottled with 
paler color, or yale or dark green. Common in wet jun- 
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