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pseudobulb
pseudobulb n.
Brit. 
/ˈs(j)uːdə(ʊ)bʌlb/
, /ˈs(j)uːdə(ʊ)bʌlb/U.S. /ˈsudoʊˌbəlb/
Botany (in many tropical and epiphytic orchids) a swollen segment of stem comprising one or more internodes./ˈsudoʊˌbəlb/ΘΚΠ
the world > plants > particular plants > cultivated or valued plants > particular cultivated or ornamental plants > particular flower or plant esteemed for flower > [noun] > orchids > parts of
cullions1611
thyrsus1704
labellum1810
retinaculum1821
rostellum1821
caudicle1830
pseudobulb1832
massula1856
antenna1862
clinandrium1864
bucket1871
slipper1902
1832 J. Lindley Introd. Bot. 58 The Pseudobulb is an enlarged aerial stem, resembling a tuber, from which it scarcely differs.
1890 W. Watson Orchids ii. 18 Usually only one pseudo-bulb is developed at the apex or growing point of each rhizome yearly.
1959 T. B. Morris Death among Orchids x. 77 Fat pseudo-bulbs and leaves had been torn and bruised by the fall.
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as lemmas