20 THE JOURNAL OF BOTANY 
the species, and the examination of many plants from other 
localities, were also laid under contribution (all generic characters 
being os ated). 
Ran uhOS, 
n. 859 (1789) et Prim. Flor. a rg. p. 145, 527 7 (A793); 
Ménch Meth. Plant. p. 214 (1794) ; non Koch in Siri Deutschl. 
Fl. heft 67 (1835), nec Ledeb. FL se ar i. p. 28 (1842), nec 
Gren. et Godr. Fl. de France, i. p. 25 (1847), nec plurium aliorum. 
Aquatilis, ac simul omnino Aer Sstese (vel casu ad erat siccanea 
terrester), gracilis, cee 2-4 Caulis basi et ad nodos 
inferiores radicans, fibris ce teaiiete albis, fatiieroas elongatus 
t 
striati, glabri vel hispiduli, 2}~3}-vel 4 ctim.; fructiferi i graciles 
longius incrementum capientes, crassitie rece ptaculi, basi recurvi 
canon subrecti. Flores 9 mm. in diam. et minores, stellati, 
proterandri. Sepala primum patentia demum reflexa, ¢ iptica 
concava glabra, viridia sed maculis sape atro-violaceis picta, 
marginulo albentia. Petala alba, ungue ooh oblongo-cuneata, 
non contigua, calycem vix superantia, basi fovea flava nectarifera 
rotundata nuda instructa, angusta, in unguem inferne non con- 
tracta, striolata, venis approximatis 5-7; mox caduca. Stamina 
5-10 (vel interdum 12), pistilla plerdngus superantia. Spica 
——— glo Receptaculum valde hispidum, ee pea 
na 
carinata, apice rotundato-inflata, sed secus oram sublongiorent 
superiorem planiuscula, transverse corrugata et demum magis 
rugosa, rugis 7-9; stylus brevis exilis, fere ad extremitatem pistilli 
diametri longi in insertus, hine subcentralis, stigmate oblongo-ovato 
pupil a orgae longis cylindricis instructo. 
Hab.— -wide in its distribution. The northern limit of 
the species is y Belevag: in the amt of Finmarken, on the north 
coast of ete. lat. 70° 50’ (7. nite ex J. M. eas i Norges 
4), see 2 
(a9 Oct. 1855), yee ting the South Esk iver! fee near an a 
: 
7 
i 
; 
4 
