Pollination Biology of Potentilla recta (Sulfur Cinquefoil) and Its Cooccurring Native Congener Potentilla gracilis in Northeastern Oregon

Table 1

List of most commonly observed pollinator species (totalabundance≥5) for sulfur and native cinquefoils, ordered by abundance for each species, at four study sites in northeastern Oregon, 2002, 2003, and 2004. KEY to abbreviations: MO: Morgan Lake; FH: Foothill; RI: Rice; HH: Ham; NAT: Native Cinquefoil; SULF: Sulfur Cinquefoil.

Pollinator species	2002	2003	2004	MO	FH	RI	HH	TOT NAT
Panurginus sp. (UID)	0	27	68	11	0	15	69	95
Eristalis hirta	0	32	9	21	9	8	3	41
Ceratina nanula	40	1	0	0	0	2	39	41
Trichodes ornatus	16	6	10	2	0	23	7	32
Lasioglossum sp. (UID)	3	6	17	5	0	15	6	26
Lasioglossum olympiae	0	21	0	7	0	2	12	21
Halictus ligatus	7	8	5	5	0	1	14	20
Lasioglossum sisymbrii	17	0	0	3	0	2	12	17
Hylaeus episcopalis	0	11	4	7	0	7	1	15
Apis mellifera	0	11	3	1	5	0	8	14
Andrena sp. (UID)	0	11	3	8	1	5	0	14
Coenonympha tullia	0	5	8	1	0	5	7	13
Halictus tripartitus	1	11	0	4	0	1	7	12
Evylaeus sp. (UID)	0	11	0	9	0	0	2	11
Halictus sp. (UID)	1	7	2	0	0	2	8	10
Ceratina sp. (UID)	0	0	10	0	0	0	1	10
Colias sp. (UID)	7	0	0	0	0	0	7	7
Ceratina acantha	0	7	0	2	0	2	3	7
Bombus rufocinctus	0	7	0	3	1	2	1	7
Speyeria sp. (UID)	6	0	0	0	0	3	3	6
Osmia sp. (UID)	0	2	4	2	0	2	2	6
Halictus farinosus	1	5	0	2	2	2	0	6
Epicauta puncticolis	0	3	2	1	0	3	1	5
Total abundance	144	299	176	153	25	164	268	619
Total richness	48	133	55	56	13	51	54	93
Pollinator species	2002	2003	2004	MO	FH	RI	HH	TOT SULF
Apis mellifera	41	28	16	0	42	3	4	85
Lasioglossum sp. (UID)	19	1	18	4	6	2	8	38
Eristalis hirta	0	13	17	12	1	6	2	30
Ceratina nanula	24	1	0	5	8	3	9	25
Halictus tripartitus	15	5	5	9	5	7	4	25
Hylaeus episcopalis	0	9	12	9	0	7	5	21
Bombus bifarius	8	10	1	5	5	5	4	19
Lasioglossum sisymbrii	17	2	0	0	4	8	7	19
Ceratina sp. (UID)	0	7	10	9	0	0	8	17
Bombus rufocinctus	4	5	5	4	1	8	1	14
Halictus ligatus	1	1	12	1	7	3	3	14
Andrena prunorum	5	4	2	2	2	5	2	11
Panurginus sp. (UID)	0	2	8	4	5	0	1	10
Halictus sp. (UID)	1	0	8	0	6	1	2	9
Andrena sp. (UID)	0	3	5	4	0	4	0	8
Trichodes ornatus	6	0	1	1	0	5	1	7
Lasioglossum titusi	4	3	0	1	1	3	2	7
Megachile perihirta	2	2	3	2	1	2	2	7
Total abundance	222	164	157	107	144	127	102	543
Total richness	63	88	70	40	30	44	41	74