27— Horsechestnut Family. Leaves opposite, palmately com- 
pound. 
Horsechestnut(/4«^?/^s Hippocastanum); w Ohio H>uck.Qy&{ A .glabra); 
w Sweet Buckeye ( A . octandra) . 
28— Soapberry Family. Leaves pinnately compound. 
a Soapberry (Sapindus Drumrnondii) . 
a Koelreuteria { K. paniculata) . 
29.— Buckthorn Family.— F lowers small, greenish; fruit stem 
edible. 
a Japanese Raisin Tree ( Hovenia dulcis). 
30— Linden Family. Stamens in groups, united at base. 
Linden ( Tilia) : American L. or Basswood ( americana); White ( hetero - 
phylla.); e European ( vulgaris ); e European Silver ( tomenlosa ); 
e Large-leaved L. {platyphyllos) . 
31— India Plum Family. Leaves with long petioles. 
a Idesia (/. polycarpa). 
a Poliothyrsis { P . sinensis). 
32 — Oleaster Family. Leaves with silvery and brown scales. 
e Sea Buckthorn ( Hippophae rhamnoides) . 
e Oleaster ( Elaeagnns angustifolia) . 
33— Tupelo Family. Ovary inferior; fruit a drupe. 
Tupelo or Sour Gum (IVyssa sylvatica); s Large Tupelo {N.aqnatica). 
a Davidia ( D . ijivolucrata). 
34— Ginseng Family. Small prickly trees, fruit a berry. 
Hercules’ Club ( Aralia spi?iosa). 
a Acanthopanax {A. ricinifolius) . 
35— Dogwood Family. Leaves opposite, flowers small, petals 4. 
Dogwood (Corn?is): Flowering (florida ); Alternate Leaf ( alternifolia ); 
e Cornelian Cherry {A/as); a Japanese D. {Kousa). 
36 — Heath Family. Flowers bell-shaped, stamens separate. 
s Lily-of-the-Valley Tree or Sorrel Tree {Oxydendrum arbor eum). 
37— Ebony Family. Leaves with entire margin, fruit plum-like. 
s Persimmon {Diospyros virginiana). 
38— Storax Family. Small trees, fruit one-seeded. 
s Silverbell ( Halesia Carolina) . 
a Pterostyrax ( P . hispida). 
a Storax (Stvrax japo?iica ) . 
39— Ash Family. Leaves opposite, floral parts in fours or twos. 
Ash ( Fraxinus) : American {americana); Red (pennsylvanica); Green 
(lanceolata); Black {nigra); w Blue {qztadiangvlata); e European 
{excelsior); e European Single-leaved A. {excelsior monophylla); 
e Flowering {Ornns). 
Fringe Tree {Chionanthus virginica ) . 
a Tree Lilac {Syringa japonica). 
40— Figwort Family. Flowers showy, fruit a two-celled capsule. 
a Empress Tree ( Paulownia tomenlosa) . 
41 — Catalpa Family. Fruit long two-celled capsule, seeds 
winged. 
Catalpa: s Eastern (C. bignonioides); w Western or Hardy {speciosa); 
a Chinese (ovata). 
42— Honeysuckle Family. Leaves opposite, ovary inferior. 
Elder ( Sambucus ): e European {nigra). 
Viburnum: Nanny-berry or Sheep-berry ( V. Lentago); Black Haw 
( V. prunifolium); e Wayfaring Tree ( V. Lanta?ia) . 
A. Gundersen. 
