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3 Ovaries (and later fruits) with dense, hooked prickles (looking like a miniature cocklebur, Xanthium); leaves and stems glandular-punctate with brown or black glands; stamens diadelphous (9 and 1); [rare waif in our area]; [tribe Galegeae] | |
3 Ovaries (and later fruits) glabrous, glandular, or hairy; leaves and stems glabrous, variously hairy, but not glandular-punctate (except Dalea); stamens 5-10, monadelphous, diadelphous, or separate; [collectively widespread]. | |
4 Leaflets entire. | |
5 Hairs dolabriform (with 2 branches parallel to the surface and pointing at 180° from each other). | |
5 Hairs basifixed. | |
8 Loments cylindrical, jointed but not noticeably constricted between the seeds; Inflorescence an umbel of (7-) 10-15 flowers; [tribe Loteae] | |
8 Loments flattened, prominently constricted between the seeds; inflorescence a raceme or umbel of 2-8 flowers. | |
10 Inflorescences pedunculate, axillary racemes; leaflets eglandular; fruits dehiscent; [tribe Galegeae] | |
10 Inflorescences terminal racemes, spikes, or heads; leaflets glandular-punctate or not; fruits indehiscent. | |
12 Fruit a loment (constricted between each seed and splitting into single-seeded segments); petals primarily yellow (sometimes also marked with pink or orange); [of the se. Coastal Plain, from e. GA southwards and westwards]; [tribe Dalbergieae]. | |
12 Fruit a legume (lacking constrictions between the seeds); petals variously colored; [collectively widespread]. | |
14 Ovaries (and later fruits) with dense, hooked prickles; leaves and stems glandular-punctate with brown or black glands; stamens diadelphous (9 and 1); [rare waif in our area]; [tribe Galegeae] | |
14 Ovaries (and later fruits) glabrous, glandular, or hairy; leaves and stems glabrous, variously hairy, but not glandular-punctate (except Dalea); stamens 5-10, monadelphous, diadelphous, or separate; [collectively widespread]. | |
15 Plants with basal rosettes, the basal and cauline leaves a mixture of simple and pinnately compound; [rare waif in our area]; [tribe Loteae] | |
16 Plants erect or ascending herbs. | |
17 Leaves with 5-9 (or fewer or more and then keyed elsewhere), the lower leaflets positioned above a definite petiole. | |
18 Hairs dolabriform (with 2 branches parallel to the surface and pointing at 180° from each other; petals reddish orange and/or with some pink or salmon; flowers papilionaceous; stamens 10, diadelphous (9+1); leaflets often > 5 mm wide; legume 3+-seeded; flowers 5-12 mm long, in racemes; [tribe Indigofereae] | |
18 Hairs basifixed; petals of various colors; flowers not papilionaceous, barely bilaterally symmetrical; stamens 5, monadelphous; leaflets 0.5-5 mm wide; legume 1-seeded; flowers very small, < 5.5 mm long, aggregated into tight spike; [tribe Amorpheae] | |
19 Hairs dolabriform (with 2 branches parallel to the surface and pointing at 180° from each other; petals reddish orange and/or with some pink or salmon; [tribe Indigofereae] | |
19 Hairs basifixed; petals of various colors; [tribe Phaseoleae]. | |
20 Flower usually solitary, resupinate (twisted at 180° so that the standard is below); standard 3.5-5 cm long | |