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E3 Families
| Question | Answer |
|---|---|
| Main inflorescence in spikelet with lemma, palea, glume Grains Hollow, circular stems | Poaceae |
| Sedges (have edges) triangular stems Have spikes, each flower with one bract (aka scales) (modified leaves) 2-3 stamens; 2-3 styles Achene | Cyperaceae |
| Most like Liliaceae Rushes (are round) round stems Cymes, panicles, heads 6 tepals (usually brown, sometimes pink) 6 stamens; 3 carpels; capsule fruit | Juncaceae |
| Woody plant Alternate leaves, small stipules Nut with cup or bur (like acorns) | Fagaceae |
| Woody plant Alternate leaves Doubly serrate leaves Both male and female catkins Achenes | Betulaceae |
| Woody plant Alternate, pinnately compound leaves Male catkins | Juglandaceae |
| Herbaceous Schizocarp capsules Beak on fruit 5-merous | Geraniaceae |
| Herbaceous 4-merous Very inferior ovary Tend to open in the evening rather than morning | Onagraceae |
| Woody plant Compound leaves Milky sap (toxic) Drupe Cashew or sumac family | Anacardiaceae |
| Umbrella family Woody plant Flowers often in large groups (racemes or panicles) Tend towards capsules but not always | Sapindaceae |
| Aka Crussiferae Silliques 4 long, 2 short stamens | Brassicaceae |
| 5 sepals and petals; superior ovary Capsules Hairy seeds Showy flowers Tube of stamens (many) | Malvaceae |
| Ocrea (clear stipules) Swollen nodes Small, green flowers Basal placentation Achenes | Polygonaceae |
| Hemiparasitic (like mistletoe) with Haustoria One perianth whorl, stamens fused to corolla Fleshy fruit | Santalaceae |
| Opp. leaves Swollen nodes 5-merous Free central placentation | Caryophyllaceae |
| Sepals that look like petals Racemes and berries Herbaceous with red stem when mature | Phytolaccaceae |
| Basal placentation Small green or brown flowers | Amaranthaceae |
| 2 sepals, 5 petals and stamens, 3 carpels Succulent herbaceous plants | Portulacaceae |
| Spiny succulents Spiny berries, often edible Mostly no leaves Deserts or glades Solitary flower | Cactaceae |
| Veins curve up along edge of leaves (arcuate venation)\ 4-merous Inferior ovary Drupes | Cornaceae |
| Acidic soil Alternate, simple leaves Showy flowers, petals connate | Ericaceae |
| Radial Flowers Herbaceous 5-merous Capsules Free Central Placentation | Primulaceae |
| Woody plants, often armed Leaves alternate, compound with oil glands (dots) Nectar disk 4-5 sepals and petals; 8-10 stamens; 4-5 carpels; superior ovary Hesperidium, capsule, drupe, samara | Rutaceae |
| Phlox Twisted in bud flowers Petals form tube | Polemoniaceae |
| Very connected petals (connate) Berries and capsules | Solanaceae |
| Viney plants Alternate leaves, funnel corollas Milky sap Nectary disk Tubular, often funnelform | Convolvulaceae |
| 5-merous Scorpioid cyme inflorescence 4 nutlets Radial flowers, connate petals Gynobasic style | Boraginaceae |
| 4 nutlets Square stems Opposite leaves Irregular flowers Minty smell | Lamiaceae |
| Bluettes 4 or 5-merous, petals fused Inferior ovary Opposite or whorled leaves Berry, drupe, capsules, schizocarp | Rubiaceae |
| Stylar head Hairy seeds 2 follicles Milky sap Milkweeds have pollinia | Apocynaceae |
| Leaves opposite or whorled Slightly bilateral 5-merous but 4 stamens Spikes Fruit a drupe with nutlets | Verbenaceae |
| Split into families Herbaceous Snapdragon family but snap dragon isn't in it anymore Bilateral flowers Opposite and/or alternate leaves Capsules with 2 carpels | Scrophulariaceae |
| Parasitic, some hemiparasitic versions of scrophulariaceae Haustoria Showy, irregular flowers Capsules | Orobanchaceae |
| Basal leaves Spikes of green around flowers Reduced flowers Circumscissile capsule | Plantaginaceae s.s. |
| Big, showy flowers Woody plants Capsules (long and thin) Seeds tend to be winged | Bignonaceae |
| Olive family Subopposite leaves Tends towards drupes | Oleaceae |
| Dioecious Woody plants Alternate leaves Sessile stigma Drupes | Aquifoliaceae |
| Dissected leaves Petioles sheathing Aka Umbelliferae Umbles Schizocarp achenes | Apiaceae |
| Fragrance Inferior ovary Opposite leaves Bilateral corolla Nectar | Caprifoliaceae |
| Heads with disk and ray flowers | Asteraceae |
| Split a lot Very showy flowers Capsules or berries | Liliaceae |
| Split from Liliaceae Simple, spirally arranged leaves Sword shaped leaves | Agavaceae/Asparagaceae |
| Palmate leaves (palms) Unbranching trees Spadix or spike Drupes | Arecaceae |
| Flowers usually a spade Inferior ovary 3 stamens Flat leaves Capsules | Iridaceae |
| Pollinia Labellum Column | Orchidaceae |
| Herbaceous Linear leaves Superior ovary Capsules Spathe Hairy filaments | Commelinaceae |
| Large wetland herbaceous Flattened leaves Ovary superior, stalked Doubly spadix | Typhaceae |