Puate 2692. 
LOBOSTEPHANUS PALMATUS, JN. £. Brown. 
ASCLEPIADACEH. Tribe CEROPEGIE®. 
Tobostephanus, WV. 2. Brown a genus novum). Calyx 5-partitus, 
lobis lanceolatis acutis. Corolla campanulato-rotata, profunde 5-loba, 
calycis lobis oppositi, inappendiculati ; 5 majores corollee lobis oppositi, 
intus bilingulati, lingalis lobos excedentibus ; ; corone interioris squamze 
5, tubo stamineo affixe, oblong, membranacee. Stamina basi corolle 
: ghee : 
n 
oblong, apice membrana parva terminate. Jol/inia in quoque losulo 
solitaria, caudiculis longis subhorizontalibus pendula. Ovarii carpella 
2, basi distineta, apice in stylo conjuncta, uniovulata ; ovulum pen- 
dulum ; tylus apice longe rostratus. Folliculi parvi, compressi, 
oblique i maior or angulis breviter spinosis, monospermi. Semen 
lunato- curvatum, utrinque attenuatum, ecomosum, glabrum 
L. palmatus, V. £. Brown (species eat): Caules 3-4 ped. longi, 
" q 
lin. longis, unifariam puberulis ; bractez na rags pedicelli 15~2 lin. 
longi, puberuli. Corolle lobi 1 lin longi, } lin. lati, lanceolati, obtusi, 
glabri. Corone exterioris lobi majores 4 in fo. oblongi, obtusi, 
ligulis 2 lin. longis linearibus obtusis ; Peo minores + gi, 
lineares, obtusi. pie interioris lobi } lin. longi, oblongi, obtusi 
vel retusi. Folliculi 3-34 lin. longi et lati. 
- Souru Arnica : Dulane Bay, Junod, 502. 
This is one of the most remarkable Asclepiads hitherto discovered, 
for besides being very distinct in its palmatifid leaves and man lobed 
corona, it is absolutely unique in the Order in having 1-ovuled carpels 
and 1- seeded follicles. The triangular 3-horned follicles and curved 
ig. J, a flower; 2, a portion of the outer corona; 3, inner corona and beak of the 
style ; 4& 5, ilies masses in two positions ; 6, a fo ticle ; ; 7,a follicle in family ie 
section, showing the seed in its natural position. —All enlarged. 
