Across
- 1. small openings on the epidermis of leaves that allow for gas exchange
- 4. term for when desiccated leaves persist on trees during the winter
- 6. term for plants that flower and fruit on the main stem
- 8. specific epithet that means 'Pennsylvania'
- 9. soil that is roughly equally sand, silt, and clay
- 10. wooden pegs on the twigs of Picea
Down
- 2. small, hair-like growths on leaves
- 3. leaves arranged in opposite pairs, rotating 90 degrees at every node
- 5. fleshy fruit with a pit
- 6. genus for heather
- 7. plant species having male and female flowers on different individual plants