There were 4 illustrations found for J. de Alwis
2 158465 Bromheadia alticola RidleyJ. Linn. Soc., Bot., vol. 28 (x): t. 42 (1891) [J. de Alwis]
6 164625 Bulbophyllum laxiflorum (Blume) Lindl. [125 347470 Diphyes laxiflora Blume]J. Linn. Soc., Bot., vol. 31 (x): t. 13 (1897) [J. de Alwis]
2 165884 Bulbophyllum tardeflorens RidleyJ. Linn. Soc., Bot., vol. 31 (x): t. 14 (1897) [J. de Alwis]
2 831271 Porphyroglottis maxwelliae RidleyJ. Linn. Soc., Bot., vol. 31 (x): t. 15 (1897) [J. de Alwis]