Melanthiaceae
Amianthium muscitoxicum (Walter) A.Gray
Amianthium muscitoxicum (Walter) A.Gray
Amianthium muscitoxicum is a poisonous eastern US native perennial, historically used as a fly poison by early colonists.
Anticlea elegans (Pursh) Rydb.
Anticlea elegans (Pursh) Rydb.
Anticlea elegans is a North American plant with three subspecies, whose alpine populations are primarily pollinated by flies.
Anticlea occidentalis (A.Gray) Zomlefer & Judd
Anticlea occidentalis (A.Gray) Zomlefer & Judd
Anticlea occidentalis is a bunchflower species with common names bronze-bells or western featherbells found in Pacific Northwest North American mountains.
Chamaelirium luteum (L.) A.Gray
Chamaelirium luteum (L.) A.Gray
Chamaelirium luteum is the only species in its monotypic genus, a rare North American perennial herb used ornamentally and medicinally.
Melanthium woodii (J.W.Robbins ex Alph.Wood) Bodkin
Melanthium woodii (J.W.Robbins ex Alph.Wood) Bodkin
Melanthium woodii, Wood's/Ozark bunchflower, is a native US perennial herb with distinct chocolate brown tepals.
Paris polyphylla Sm.
Paris polyphylla Sm.
Paris polyphylla Sm. is a vulnerable polymorphic herb, widely harvested for traditional Nepali medicine.
Paris quadrifolia L.
Paris quadrifolia L.
Paris quadrifolia L. is a poisonous perennial herb, with ecology involving rodent fruit removal and seed dispersal.
Pseudotrillium rivale (S.Watson) S.B.Farmer
Pseudotrillium rivale (S.Watson) S.B.Farmer
Pseudotrillium rivale is a trillium-like perennial herb endemic to the Siskiyou Mountains, grown as an awarded garden plant.
Schoenocaulon texanum Scheele
Schoenocaulon texanum Scheele
Schoenocaulon texanum is a herbaceous bulbous perennial flowering plant native to North America.
Stenanthium densum (Desr.) Zomlefer & Judd
Stenanthium densum (Desr.) Zomlefer & Judd
Stenanthium densum is a poisonous coastal eastern US monocot wildflower in Melanthiaceae, reclassified from Zigadenus.
Toxicoscordion fremontii (Torr.) Rydb.
Toxicoscordion fremontii (Torr.) Rydb.
Toxicoscordion fremontii is an attractive bulbous wildflower that grows in western North America, with star-shaped clustered flowers.
Toxicoscordion nuttallii (A.Gray) Rydb.
Toxicoscordion nuttallii (A.Gray) Rydb.
Toxicoscordion nuttallii is a poisonous bulb-forming herb native to the south-central United States.
Toxicoscordion paniculatum (Nutt.) Rydb.
Toxicoscordion paniculatum (Nutt.) Rydb.
Toxicoscordion paniculatum (foothill death camas) is a poisonous North American flowering bulb occasionally grown in cultivation.
Toxicoscordion venenosum (S.Watson) Rydb.
Toxicoscordion venenosum (S.Watson) Rydb.
Toxicoscordion venenosum (meadow death camas) is a highly toxic North American bulb plant pollinated by a toxin-tolerant specialist bee.
Trillium albidum J.D.Freeman
Trillium albidum J.D.Freeman
Trillium albidum is a white-flowered perennial sessile trillium native to western North America, with two recognized subspecies.
Trillium angustipetalum (Torr.) J.D.Freeman
Trillium angustipetalum (Torr.) J.D.Freeman
Trillium angustipetalum is an ill-scented rhizomatous perennial herb native to parts of California and Oregon.
Trillium catesbaei Elliott
Trillium catesbaei Elliott
Trillium catesbaei is a shade-preferring perennial herb native to deciduous forests of the southeastern United States.
Trillium cernuum L.
Trillium cernuum L.
Trillium cernuum L. is a perennial herbaceous trillium native to North America with characteristic nodding hanging flowers.
Trillium chloropetalum (Torr.) Howell
Trillium chloropetalum (Torr.) Howell
Trillium chloropetalum is a large sessile-flowered trillium species endemic to California, often cultivated in gardens.
Trillium cuneatum Raf.
Trillium cuneatum Raf.
Trillium cuneatum is a variable, rhizomatous perennial trillium native to the southeastern United States.
Trillium erectum L.
Trillium erectum L.
Trillium erectum is a scented perennial herb native to eastern North America, grown ornamentally and historically used medicinally.
Trillium flexipes Raf.
Trillium flexipes Raf.
Trillium flexipes is a perennial herb that hybridizes with other trilliums, with variable petal color and flower position.
Trillium foetidissimum J.D.Freeman
Trillium foetidissimum J.D.Freeman
Trillium foetidissimum is a trillium species that smells of rotting meat to attract pollinators.
Trillium grandiflorum (Michx.) Salisb.
Trillium grandiflorum (Michx.) Salisb.
Trillium grandiflorum is a perennial spring wildflower famous for its large white blooms and ant-mediated seed dispersal.
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