Table 3. Physiological characterization of bee-associated Streptomyces isolates representing new species and close relatives.

Rows represent each strain or species and selected differential characteristics; +, positive; +/−, weak; −, not observed; nd, no data. All data collected for this publication unless indicated with citation. See Methods for details.

Strain or species	Diffusible pigment (TSA)	Growth at (°C)						Growth with NaCl			Spore formation			pH					Frag. in liquid TSB	Geosmin production (TSA)
		5	25	28	37	40	42	5%	10%	15%	TSA	OA	MA	4.0	5.0	7.0	9.0	10.0
BH034T (S. anthophorae sp. nov.)	+/−*	+/−	+	+	+	+	+	+	+	−	−	+	−	−	+/−	+	+	+/−	+	+
BH055 (S. anthophorae sp. nov.)	+	nd	+	+	+	+	nd	+	+	−	−	+	+	nd	nd	nd	nd	nd	+	+
BH097 (S. anthophorae sp. nov.)	+	nd	+	+	+	+	nd	+	+	−	−	+	−	nd	nd	nd	nd	nd	+	+
BH104 (S. anthophorae sp. nov.)	+	nd	+	+	+	+	nd	+	+	−	−	+	−	nd	nd	nd	nd	nd	+	+
BH105 (S. anthophorae sp. nov.)	+	nd	+	+	+	+	nd	+	+	−	−	+/−	nd	nd	nd	nd	nd	nd	+	+
BH106T (S. nidicola sp. nov.)	+	+/-	+	+	+	+	+	+	+	−	−	−	−	−	−	+	+/−	−	+	+/−
S. fractus MV32T	−	−	+	+	+	+	+	+	+	−	−	−	−	−	−	+	+/−	−	+	+
S. endophyticus YIM 65594T	− [16]	− [16]	+ [16]	+ [16]	+ [16]	− [16]	nd	+ [17]	+/− [17]	nd	nd	nd	nd	−	− [16]	+	+ [16]	nd	− [17]	nd
S. kunmingensis DSM 41681T	−	−	+	+	+	+	−	+/− [17]	+/− [17]	−	−	+	+	−	+	+	+/−	+/−	−	+
S. variegatus B-16380	−†	−	+	+	−	nd	nd	nd	−	nd	−	+	+	nd	nd	nd	nd	nd	−	+

^*Visible red and green pigments on OA media, but they do not diffuse into the surrounding agar.

^†Once made yellow exudate on colony surface in response to fungi.