TABLE 1.

Characteristics of the 75 selected strains belonging to 22 Nocardia species^a

Nocardia sp. (no. of strains; no. of provinces)	Clinical origin(s)	Strain agreement between 16S and gyrB (no. of strains/total no. of strains)
Commonly reported group (40 isolates)
N. brasiliensis (10; 8)	4 sputum, 2 cutaneous abscess, 4 wound	10/10
N. carnea (10; 5)	7 sputum, 1 gastric juice, 1 BAL fluid,b 1 perianal exudate	3/10
N. otitidiscaviarum (10; 8)	7 sputum, 2 pleural liquid, 1 BAL fluid	10/10
N. transvalensis (10; 8)	6 sputum, 1 cornea, 1 wound, 1 BAL fluid, 1 cutaneous abscess	0/10
Unusually reported species (35 isolates)
N. arthritidis (1; 1)	1 BAL fluid	1/1
N. asteroides (2; 2)	2 sputum	1/2
N. beijingensis (4; 3)	3 sputum, 1 BAL fluid	2/4
N. elegans (1; 1)	1 sputum	0/1
N. exalbida (1; 1)	1 pulmonary puncture	0/1
N. flavorosea (1; 1)	1 sputum	0/1
N. higoensis (1; 1)	1 sputum	0/1
N. ignorata (4; 2)	2 sputum, 1 wound, 1 gastric juice	4/4
N. jiangxiensis (1; 1)	1 sputum	0/1
N. paucivorans (2; 2)	1 sputum, 1 BASc	2/2
N. pneumoniae (1; 1)	1 BAS	1/1
N. puris (2; 2)	2 sputum	2/2
N. rhamnosiphila cluster (4; 3)	3 sputum, 1 BAS	1/4
N. takedensis (3; 2)	3 sputum	3/3
N. testacea (3; 1)	3 sputum	2/3
N. veterana (1; 1)	1 sputum	1/1
N. vinacea (1; 1)	1 nodule	1/1
N. wallacei (2; 2)	2 sputum	0/2

^aNocardia species were classified according to their full 16S sequences.

^bBAL, bronchoalveolar lavage.

^cBAS, bronchoaspirate.