BENGAL PLANTS. 
nner of 5 free, ligulate scales adnate to the back of the stamens; 
doroll wide, rotate-campanulate, angularly 5-lobed ; — 
twining xys 
Corona — oes if double, the outer as well as the inner daca : 
to the stam 
Stems teas, xe crack or climbing, not jointed :— 
Stems erect ; corolla-lobes valvate; corona single, of 5 pro- 
cesses, adnate to the back of eee stamens :— 
Corolla wide-campanulate; coronal processes radiating 
from the staminal ated istaraly a aie spares 
on the back tropis. 
Corolla rotate ; coronal processes erect, spoon- ‘hapa i 
late on the face sclepias. 
Stems twining ; corolla- ries overlapping 
Corona single, annu eshy, belicnstsd attached to 
base of 10-ribbed asta’ REDO Sasacetrsoseces Holostemma. 
Corona double, outer annular, membranous, lobed, inner of 
5 processes, or, if single (Raphistemma and sometimes in 
Pieced ati ot annular :— 
Proce of inner corona free from smooth staminal 
5 
3 0 
anthers, and with a scale or ligule (inner corona) adnate 
to face of each lobe; corolla campanulate or tia 
Processes of inner or only corona Sine “ss aeeitial 1 
tube :— 2 
Processes of only corona ligulate ; corolla campanulate 
i ma. 
Processes of inner or only corona compressed, often 
oe on the back; corolla rotate or funnel- 
shaped :— 
corona minute or absent, if present 5-10- 
sebea, with the longer or only lobes oppor the 
anthers tatropi 1S- 
r corona conspicuous, always present, 5—10- 
se) with the larger or only lobes alternate oe 
e an Demia. 
Stems leafless, Breas trailing ; corolla subterete ; lobes over- 
apping; corona double, outer annular, membranous, 10- lobed 
inner of 5 processes, joining the outer to the back Le 
‘stamens 
*Pollen-masses erect, parallel with or rising above the edge of the 
