![quadrng1.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/4/2_b1b96b80a501c93/10942_e2f6b58fea939b7.jpg?v=2016-06-08+13%3A51%3A12)
Bulbophyllum quadrangulare J.J.Sm.,, flower, lateral view, photo J.J. Vermeulen, based on Leiden cult 20031934
![quadrng2.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/4/6_95a396ecc6fa067/10946_3fa00242fa6b86b.jpg?v=2016-06-08+13%3A51%3A15)
Bulbophyllum quadrangulare J.J.Sm.,, flower, oblique lateral view, photo J.J. Vermeulen, based on Leiden cult 20031934
![quadr016.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/4/3_104e0aa91592cc0/10943_af3d10f1a979a17.jpg?v=2016-06-08+13%3A51%3A12)
Bulbophyllum quadrangulare J.J.Sm., flower detail, centre of flower, oblique lateral view, photo E.F. de Vogel, Leiden cult. 20031631
![quadr007.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/4/4_1db4c93f4a52f69/10944_7a174c842b34cdf.jpg?v=2016-06-08+13%3A51%3A13)
(STEREO) Bulbophyllum quadrangulare J.J.Sm. aff., flower detail, column and lip, front view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1420
![quadr006.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/4/5_081a0bcf37036fe/10945_a9086f404897a7c.jpg?v=2016-06-08+13%3A51%3A14)
(STEREO) Bulbophyllum quadrangulare J.J.Sm., flower detail, centre of flower, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1420
![96-1521b.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/3/9_ce03a340abcfb9d/10939_43232df25c71ce8.jpg?v=2016-06-08+13%3A51%3A10)
Bulbophyllum quadrangulare J.J.Sm., floral analysis, drawing J.J. Smith, from Bogor cult. (Branderhorst 68B) s.n.
![96-1521a.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/3/8_83832953457facc/10938_ad248a4ba7cda20.jpg?v=2016-06-08+13%3A51%3A09)
Bulbophyllum quadrangulare J.J.Sm., flower, drawing J.J. Smith, from Bogor cult. (Branderhorst 68B) s.n.
![96-1522a.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/3/7_761354a16a8e1f9/10937_9f0965979d7765a.jpg?v=2016-06-08+13%3A51%3A09)
Bulbophyllum quadrangulare J.J.Sm. var. latisepalum J.J.Sm., floral analysis, drawing J.J. Smith, from Gjellerup 641
![sch999.jpg](https://resourcespace.naturalis.nl/filestore/1/0/9/3/6_be490eaf24538f3/10936_a209ffd917c49f7.jpg?v=2016-06-08+13%3A51%3A08)
Bulbophyllum adenambon Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 262, fig. 999