Gardens

A list of gardens, from the Wikipedia page here
Back garden
Bog Garden
Cactus garden
Fernery
Flower garden
Front garden
Herb garden
Orangery
Orchard
Potager
Rose garden
Vegetable garden
Vineyard
White garden
Wildflower garden
Winter garden
Alpine or rock garden
Bonsai or miniature garden
Children's Garden
Chinese garden
Dutch garden
English landscape garden
French formal garden
Italian garden
Japanese garden
Knot garden
Mughal garden
Native garden
Persian garden
Roman gardens
Terrarium
Trial garden
Tropical garden
Water garden
Wild garden
Xeriscaping
Zen garden
Botanical garden
Butterfly Garden
Butterfly zoo
Cold Frame Garden
Community garden
Container garden
Cottage garden
Cutting garden
Garden conservatory
Greenhouse
Forest garden
Hydroponic garden
Rain garden
Raised bed gardening
Residential garden
Roof garden
Sacred garden
Sensory garden
Square foot garden
Vertical garden
Walled garden
Windowbox
Zoological garden

5-syllable trees

A list of 5-syllable trees, created using the online rhyming dictionary Rhymezone

Anchovy pear tree
Australian grass tree
Avocado tree
Bitter orange tree
Chinese lacquer tree
Chinese scholar tree
Common coral tree
Common spindle tree
Coniferous tree
Custard apple tree
English walnut tree
Eucalyptus tree
Golden shower tree
Orchard apple tree
Para rubber tree
Pencil cedar tree
Pistachio tree
Sour cherry tree
Spanish cedar tree
Temple orange tree
White cinnamon tree

Upside-down scholarship

A list of upside-down scholarship, found via Google Scholar

1. Upside-down ideas vindicated (BLM Hogan - 1995)

2. The baobab: Africa's upside-down tree (GE Wickens - Kew Bulletin, 1982)

3. Motor patterns for horizontal and upside down walking and vertical climbing in the locust (C Duch, HJ Pfluger - Journal of Experimental Biology, 1995)

4. Upside down: The paradox of servant leadership (S Rinehart - 1998 - NavPress Publishing Group)

5. Upside-down pendulums (DJ Acheson, T Mullin - 1993)

6. Looking at upside-down faces (RK Yin - Journal of Experimental Psychology, 1969)

7. Why swim upside down?: A comparative study of two mochokid catfishes (LJ Chapman, L Kaufman, CA Chapman - Copeia, 1994)

8. Whatever happened to the Kuznets curve? Is it really upside down? (G Glomm - Journal of Income Distribution, 1997)

9. Is computer technology taught upside down? (SP Maj, D Veal, P Charlesworth - Proceedings of the 5th annual SIGCSE/SIGCUE …, 2000)

10. Antipodean literature: A world upside down? (J Docker - 1986 - Overland)

11. Upside-down brilliance: The visual-spatial learner (LK Silverman - 2002 - qagtc.org.au)

12. The parametrically excited upside-down rod: an elastic jointed pendulum model (J Galán, WB Fraser, DJ Acheson, AR Champneys - Journal of Sound and Vibration, 2005)

13. Turning the library upside down: reorganization using total quality management principles (DK Fitch, J Thomason, EC Wells - The Journal of Academic Librarianship)

14. Have We Been Thinking Upside-Down? (E Huffer, R Qalo - The Contemporary Pacific, 2004)

15. Why bats hang upside down: a biomechanical hypothesis. (DJ Howell, J Pylka - Journal of theoretical biology, 1977)

16. Can a Novice Be Viewed as an Expert Upside-Down? (IM Kinchin - School Science Review, 2001)

17. Trader Down Under: Upside down and inside out (M Bearman, K Duddy, K Raymond, A Vogel - Theory and Practice of Object Systems, 1997)

18. Don Quixote, the Hero Upside-Down (JM Sobre - Hispanic Review, 1976)