174 
sugar, and he has named it after Professor Ovidio Rebaudi, of 
Asuncion, ional rebaudianum, the botanical — 
being as follows ; 
a corymbulosa Set 1-4-flora, corymbulis axe 
paniculatis. Involucrum cylindraceo-oblongum, seen Eee toes 
nnua erecta, caule gracile piloso simplice vel parum 
ramoso, barr ,40 m. Folia opposita inconspicua pilosula 
seabra su dentata =a, apice obtusa, basi cuneiformia vel 
attenuata, petiolo brevi. Corymbulorum pedunculi ie pedicelli 
gracillimi, bracteis bracteolisque elongato-lineari Flores 
subalbidi parvi. Habitat in pratis siccis q. lomas die | spellant 
——- etsi rare, in cultis relictis silve virginis regionis Amam 
usque ad fluminem Monday 
Planta succo dulcissimo ata, ut videtur rara. Vulgo caa-ehé 
vel azucd-caa, idest herba dulcis vel herba saccharata.” 
In an article describing the plant Dr. Bertoni remarks, I think 
with great justice, to wha t extent we are indebted to those close 
rou, ie ool e, being used as such hb by the Indians. 
Bebesaionic Mr. Gosling sent a copy of the Revista de Agro- 
nomid, it., pp. 35-37 (1899), where the description reproduced 
above was published. There is no doubt that the plant po aticti 
very strongly the power of stimulating the sensation of sw: 
ess. 
in the mouth. e have not succeeded in identifying the frag- 
ments sent with any piant in the Kew Herbarium; but from the 
floral structure it belongs to Stevia rather than Eupatoriun, and 
its affinity is with S. collina, Gard. 
= sata gare -—As pointed out in Hooker's Icones 
Plantaru the text eg to Castilloa Tunu, Hemsl. 
vee 26513, ‘this name has ied 
P. th 
writings on caoutchouc, it may be useful to re 
tion Bs oe dues iit Ehceseca Colli 
ns ( 
tg sp as ay PEE by Bentham and cecgeces (Genera 
: »J 
and spose ens of Castilloa received from 
Cc. Ps catariettt aebm., belongs.—W. B. H. 
