Sebea. } GENTIANE (Hill and Prain). 1059 
Group 3. Ovatz. Leaves ovate or cordate, 
usually conspicuous ;. stamens inserted in the 
corolla-sinuses or tube ; ; style usually with 
biglandular swelling. (See also 39, S. 
pentandra.) 
Stamens inserted in the corolla sinuses : 
Calyx-segments keeled.. ry ssi . (21). caladenia. 
Calyx-segments wine wings widest at the 
middle ; anthers with only apical glands : 
Anthers } ‘lin. long ; style ? lin. long . (22) acutiloba. 
Anthers ?-1 lin. long ; style 2-3 lin. long. (23) grisebachiana. 
Calyx-segments winged, wings widest at the 
base : 
Anthers without glands... a ... (24) schizostigma. 
Anthers with apical glands : 
Anthers 14-14 lin. long ; “— and 
swelling separated ... - (25) saccata. 
Anthers 4~} lin. long; stigma and awell- 
ing more or less confluent ... . (26) Zeyherii. 
Anthers with apical and basal glands : 
Stigma elongate, ligulate... ae ... (27) sulphurea. 
Stigma shortly clavate, bilabiate --» (28) seabra. 
Stamens inserted in the corolla-tube : 
Plants slender ; leaves small ; calyx-segments 
keeled : 
Anthers : lin. long ; style 2-3 lin. long ; 
corolla-lobes erosely toothed . . (29) erosa, 
Anthers 4 lin. long; style 1} lin, long ; 
corolla-lobes entire... ob .-- (30) pygmea. 
Plants robust; leaves conspicuous; calyx- 
‘segments widely winged at the base : 
Flowers large ; me and silos snd ‘sepa- 
rated ae ... (31) exacoides. 
Flowers saa : i pus peeling con- 
fluent : 
' Calyx-segment wings fringed with 
bristles ;  corolla-tube 24-33? lin. : 
long ; lobes 13-2 lin. long ... _ ++» (32) micrantha. 
Calyx-segment wings minutely pilose : 
corolla-tube 33-44 lin. long ; lobes 
24-34 lin. long Pa hes ... (33) intermedia. 
**Plants 4-12 in. or as much as 30 in. high, with 
usually a more or less conspicuous false rosette 
of leaves ; stems usually much-branched from 
the base : 
Group 4. Rosulate. Stamens inserted in the 
corolla-sinuses or tube. 
Stamens inserted in the corolla-sinuses : 
Calyx-segments keeled : 
Anthers } lin. long, with 3 glands : 
Style without swelling ; stigma clavate (34) Burchellii. 
Style with swelling ; stigma capitate ... (35) Conrathii. 
Anthers 1} lin. long, with large apical glands ed conspious. 
