28b. Leaves acuminate; petals acute, purple-striped at base =Painted Trillium, Trillium undulatum.= 29a. Leaves sessile (3-6 dm. high; flowers yellow, spring) =Bellwort, Oakesia sessilifolia.= 29b. Leaves perfoliate (4-6 dm. high; flowers yellow, in spring) --30. 30a. Leaves minutely pubescent beneath =Bellwort, Uvularia grandiflora.= 30b. Leaves glabrous and all glaucous =Bellwort, Uvularia perfoliata.= 31a. Stem bearing 2 whorls of 3-9 leaves (3-6 dm. high; flowers pale yellow, early summer) =Indian Cucumber-root, Medeola virginiana.= 31b. Stem-leaves not whorled, or all leaves basal --32. 32a. Flowers in umbels --33. 32b. Flowers in racemes or panicles --38. 33a. Plant with the odor of onions or garlic (leaves all or chiefly basal; flower-stalks 2-8 dm. high, late spring or summer) --34. 33b. Plant not with the odor of onions (leaves basal; flower-stalks 2-3 dm. high, with an umbel of 3-6 greenish-yellow flowers in late spring) =Clintonia, Clintonia borealis.= 34a. Leaves oblong, 2-5 cm. wide, not present when the plants are in bloom (greenish-white flowers) =Wild Leek, Allium tricoccum.= 34b. Leaves linear, present with the flowers --35. 35a. Umbel nodding or horizontal (petals rose-color) =Wild Onion, Allium cernuum.= 35b. Umbel erect --36. 36a. Pedicels longer than the flowers --37. 36b. Pedicels equaling or shorter than the flowers (petals rose-purple) =Wild Chives, Allium schoenoprasum var. sibiricum.= 37a. Leaves flattened; flowers pink to white =Wild Onion, Allium canadense.= 37b. Leaves cylindrical; flowers greenish to purple =Field Garlic, Allium vineale.= 38a. Leaves lanceolate to ovate, not more than 8 times as long as broad --39. 38b. Leaves linear or grass-like, at least 12 times as long as broad --45. 39a. Principal leaves all basal, stem-leaves none or bract-like --40. 39b. Principal leaves on the stem --41. 40a. Flowers in a spike-like raceme (4-10 dm. high; small white flowers in summer) =Colic-root, Aletris farinosa.= 40b. Flowers in an umbel-like cluster --34b. 41a. Perianth-segments 4 (1-2 dm. high; flowers white, early summer) =Wild Lily of the Valley, Maianthemum canadense.= 41b. Perianth-segments 6 --42. 42a. Styles 3; flowers dioecious (3-10 dm. high; flowers white, early summer) =Blazing Star, Chamaelirium luteum.= 42b. Style 1; flowers perfect, white, in spring (False Solomon's Seal) --43.