Liliales
Family: Alstroemeriaceae
–No subordinate taxa
Family: Campynemataceae
–No subordinate taxa
Family: Colchicaceae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Wurmbea capensis | Thunb. (1781) | - | (rediscovered) | South Africa | Rediscovered | Access |
| Wurmbea robusta | B.Nord. (1986) | - | (rediscovered) | Western Cape Province, South Africa | Rediscovered | Access |
Family: Corsiaceae
–No subordinate taxa
Family: Liliaceae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Calochortus indecorus | Ownbey & M.Peck (1954) | Sexton Mountain mariposa lily, Sexton Mt. mariposa lily | 1948 | Sexton Mountain, Josephine County, Oregon, USA | Extinct | Access |
| Calochortus monanthus | Ownbey (1940) | Single-flowered mariposa lily, Shasta River mariposa lily | 1876 | near Yreka, Siskiyou County, California (northern), USA | Extinct | Access |
| Fritillaria adamantina | M.Peck (1937) | - | ? | USA | Invalid (synonym) | Access |
|
Lilium concolor mutsuanum
|
Makino (1928) | - | ? | Tohoku region, Japan | Extinct in the wild or Invalid (synonym) | Access |
|
Lilium nobilissimum |
(Makino) Makino (1914) | - | - | Kuchino-shima, Tokara Islands, Japan | Erroneously listed as Extinct in the wild | Access |
| Tulipa aximensis | E.P.Perrier & Songeon (1894) | (rediscovered) | France & Switzerland | Invalid (synonym) | Access | |
| Tulipa billietiana | Jord. (1858) | ? | France | Invalid (synonym) | Access | |
| Tulipa marjolletii | E.P.Perrier & Songeon (1894) | ? | France | Invalid (synonym) | Access | |
| Tulipa planifolia | Jord. (1858) | ? | France | Invalid (synonym) | Access | |
| Tulipa sprengeri | Baker (1894) | late 1800's | Amasya region, Turkey | Extinct in the wild | Access |
Family: Melanthiaceae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Paris birmanica | (Takht.) H.Li & Noltie (1997) | - | (rediscovered) | Myanmar (=Burma) | Rediscovered or Invalid (synonym) | Access |
Family: Petermanniaceae
–No subordinate taxa
Family: Philesiaceae
–No subordinate taxa
Family: Ripogonaceae
–No subordinate taxa
Family: Smilacaceae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Smilax leptanthera | Pennell (1916) | - | ? | Georgia, USA | Invalid (synonym) | Access |
|
Smilax turbans |
F.T.Wang & Tang (1937) | - | (rediscovered) | Arunachal Pradesh, India | Rediscovered | Access |