Victorian Plants. 355 



1568. Leaves scattered along elongated stems. 



Here chiefly -alpine, widely prostrate ; leaves from cordate- 

 orbicular to rhomboid-ovate, irregularly denticulated, 

 here usually beset underneath with a dense white vesti- 

 ture ; flowers from one to three on long axillary stalks ; 

 bracteoles somewhat distant from the flowers ; calyx 

 comparatively small ; corolla outside beset with minute 

 hairlets ; fruit ovate ; seeds flat, without any marginal 

 expansion. G. hederacea. 



Leaves tufted on abbreviated or almost obliterated 

 stems. 



Partially or extensively beset with somewhat cottony or 

 only slightly interwoven vestiture ; leaves from almost 

 obovate to lanceolate-linear, distantly denticulated ; 

 flowers rather large, always solitary, on very long almost 

 radical stalks ; bracteoles distant from the flowers, at the 

 angular junction of the stalk and stalklet ; corolla outside 

 densely beset with hairlets ; fruit turgidly ovate ; seeds 

 flat, elliptical, without any marginal expansion. 



G. geniculata. 



L1MNANTHSMUM. 



1569. Erect, semiaquatic. 



Leaves on long stalks, from ovate- to renate-cordate, all 

 basal and without any denticulation ; flowers in a cymous 

 panicle ; corolla yellow, its tube short, its lobes neither 

 fringed nor crested, but minutely denticulated and inside 

 towards the base much beset with tender hairlets ; fruit 

 towards the summit longitudinally dehiscent ; seeds 

 appendiculated, lenticular-ovate, never numerous. 



Ii. exalt at um, 



Floating ......... ...... 1570 



1570. Lobes of corolla crested along the middle by a fringed 



broad membrane inside. 



Leaves from the nodes of the stem, mostly cordate-orbicular, 

 long-stalked, notched-denticulated, beneath dotted with 

 glandules ; flowers solitary or two or more together on 

 long stalklets ; corolla yellow, its tube short, its lobes 

 conspicuously fringed at the margin and also much beset 

 with tender hairlets inside towards the base ; stigmas 

 fringed ; fruit almost indehiscent ; seeds numerous, ovate, 

 smooth. Ii. crenatum. 



