RHS Level 2 Plant diversity examples and definitions
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| 'naked seed' - refers to conifers and relatives. Simple cones, no flowers, pollinated by wind | ||
| 'enclosed seed' - refers to flowering plants. Seed protected by enlosing carpel (forming a fruit). Complex flowers, pollinated in many ways. | ||
| 'two seed leaves'. Net-like veins, often on broad leaves; petals or sepals in multiples of 4 or 5; persistent primary taproot, secondary 'true wood' growth and vascular bundles in rings in stems | ||
| 'one seed leaf'. Parallel veins, often on strap-like leaves; petals or sepals in multiples of 3; fine fibrous roots, NO secondary 'true wood' growth and vascular bundles scattered in stem. | ||
| Peanut - - example of angiosperm - dicot | ||
| Banana - example of angiosperm - monocot | ||
| Coconut - - example of angiosperm - monocot | ||
| Pea - - example of angiosperm - dicot | ||
| Himalayan balsam - example of angiosperm - dicot | ||
| Yew - a 'berry bearing' gymnosperm (seed *not* enclosed) | ||
| Douglas fir - gymnosperm | ||
| Toad lily - example of angiosperm - monocot | ||
| Black Bamboo - example of angiosperm - monocot | ||
| Common chickweed - example of angiosperm - dicot | ||
| Monkshood. Deciduous herbaceous plant. | ||
| Sunflower - hardy annual | ||
| Coriander - tender annual | ||
| 'Sefton' is a bushy plant to 35cm in height, with bright cerise-red flowers, each petal with a central zone of deep red-purple. Tender perennial | ||
| Red dahlia - half-hardy perennial plant | ||
| Saxifrage. Hardy perennial | ||
| Purple bergenia. Evergreen herbaceous plant | ||
| Holm oak. Woody perennial | ||
| Holly 'Madame Briot' is a bushy small evergreen tree with purple young stems. Leaves broadly ovate, spiny, with a bold golden-yellow margin. Flowers small, white; berries bright red. | ||
| Daphne - semi-evergreen plant. 'Jacqueline Postill' is a more or less evergreen medium-sized shrub of erect habit with leathery oblanceolate leaves. Highly fragrant purplish-pink and white flowers in terminal clusters in late winter, followed by black berries | ||
| Common Laburnam - deciduous plant. |
