232 



Agavi: rigida, Mill. {AmarijUideac.) 



Dead preduncles collected bv C. F. Baker, at Singapore, were 

 found to have a species of Phoma,. which was described by Saccarda 

 as a new species, P. agaves, {SpJiaerioidaceae) . It is a minute 

 fungus causing little raised black spots where the frutification. 

 breaks througli the epidermis of the host. 



Agavj-:, sp. (Amar!/Ui(h'ae). 



A species of Conjneum (Melancotiiaceae) is recorded by Bur- 

 kill in Singapore and Johore as attacking the leaves and rendering 

 them useless for the extraction of fibre. It first appears as white 

 blotches which on spreading change to a deep brown colour and 

 become sunken. AVhen the leaf is dead it has a silvery look and 

 the fungus appears externally breaking through the epidermis as 

 small black pustules, which are often in more or less concentrie 

 rings. 



Andropogon XAiiDUs, Linn. v. citroxella. (Graniineae). 



A Eust, Pnccinia clarl'ipora {Uredinaceae) causing long red- 

 dish brown streaks on the leaves is recorded by C. F. Baker from 

 specimens collected in the Singapore Gardens. 



Aeachis HYroGAEA, Linn. (Lefjiiniinosae). Ground nut. Pea nut,, 

 or Monkey nut. 



Bancroft records from Selangor a leaf spotting parasitic fun- 

 gus, Cercospora personafa, (Detiiatiaceae). The fungus appears 

 as small, brown, orbicular spots 2-4 mm. or more in diameter. 

 The spore bearing hyphae are short, brown, and densely tufted. 



Areca Catechu, Linn. (Pahnaceae). The Betel Xut. 



C. F. Baker found a fungus on the dead leaves at Singapore. 

 Saccardo described it as a new species E.rosporium (Bakerella) 

 e.riinium {Tuberculariaceae) . The fungus appears as minute l)lack 

 tufts chiefly along the main veins of the leaves. 



Artocarpus ixtegrifolia, Linn. (Urticaceae) . The Jack Fruit. 



A case of 'Pink Disease,' Coriicium salmonicolof, (Thelep- 

 horaceae) is recorded in Malay by F. T. Brooks. Ridley in 1889 

 also collected specimens of Iferar/oua polygirnnma {Pohjporaceae) 

 from a dead Jack-tree at Jurong. This latter fungus is a thin^ 

 brown, circular, bracket shaped sjjecimen with large regular hexa- 

 gonal pores on the imder surface. So far as is known the genus 

 Hexagona is saprophytic. 



Attalea coiiuxe. Mart. (Palniaceae). The Cohune N'ut Palm. 



Gloeosporium paJmigenum (Melanconiaceae) Avas found by 

 C. F. Baker at Singapore on dead leaves of this palm. The 

 fungus appears as minute spots, brown but ringed with a black 

 edge. 



