BORRAGINEACE. SILVA OF NORTH AMERICA. 69 
The generic name, which commemorates the botanical labors of Valerius Cordus,' established by 
Plumier’ for one of the West Indian species, was afterwards adopted by Linnzus. 
causes extraordinary thirst, and the freshly cut shavings absorb 
moisture from the hands of the workmen to a painful degree 
(Saldanha da Gama, Ann. Sci. Nat. sér. 5, xix. 217). 
1 Valerius Cordus (1515-1544), the son of the German physician, 
poet, and botanist, was born at Simmtshausen in Hesse. After 
studying botany, chemistry, and pharmacy, he traveled through 
Europe to Italy, where he died in Rome at the early age of twenty- 
nine, leaving the manuscripts of several works on pharmacy and 
botany which were published after his death. 
2 Nov. Pl. Am. Gen. 13. 
CONSPECTUS OF THE NORTH AMERICAN ARBORESCENT SPECIES. 
Corolla orange or flame-color; fruit inclosed in the smooth glabrous and thickened calyx ; leaves 
ovate 
Corolla white with a yellow centre; fruit entirely or partly inclosed in the thin many-ribbed 
tomentose calyx; leaves oval or oblong-ovate . . . . 
1. Corp1a SEBESTENA. 
2. Corp1A BolssierI. 
