BROOKLYN BOTANIC GARDEN 
LEAFLETS 
Series VII Brooklyn, N. Y., June 18, 1919 No. 7 
TREES OF PROSPECT PARK AND 
BROOKLYN BOTANIC GARDEN 
This list is intended to include the trees of Prospect Park and ad- 
ditional hardy genera in the Botanic Garden. Nearly a hundred 
genera of trees may be grown in the region of New York. This in- 
cludes a few such as witchhazel and sumach, which are usually tall 
shrubs; also some such as Sequoia and Hovenia of uncertain hardi- 
ness. Trees growing wild in the New York region are unmarked; 
those from the Southern States are marked s; from the Western 
States w; from Europe e; from Asia a. The main groups are as 
follows: 
Seeds naked: families 1-4. 
Seeds enclosed: angiosperms — 
Flowers inconspicuous, mostly wind pollinated, families 5-11. 
Petals separate (polypetalous) , families 12-35. 
Petals united (sympetalous), families 36-42. 
The characters given after family names may not apply to species 
other than those mentioned. 
1 — Ginkgo Family. Leaves fan-shaped, seed fleshy. 
a Maidenhair Tree ( Ginkgo biloba) . 
2 — Yew Family. Seed in red fleshy disk. 
e English Yew ( Taxus baccata). 
3— Pine Family. Leaves needle-shaped, seeds in cones. 
Spruce {Picea): White ( canadensis ); Black ( mariana)', Red (rubia); 
w Colorado Blue (pungens ) ; w Engelmann {En gelmanni ) ; e Norway 
{ex cels a). 
Hemlock {Tsiiga)\ Northern {canadensis ) ; j Carolina {caroliniana) . 
iv Douglas Spruce ( Pscudo/suga taxifolia) . 
Fir {Abies): Balsam {balsamea)', w White {concolor)\ e European 
{alba)', w {firm a). 
Larch orTamarack(Laru-) : American {larici?ia ) ; cEuropean^rAA/rt) . 
a Golden Larch ( Pseudolarix Kaempferi ) . 
African Cedar ( Cedrus atlantica ) , Africa. 
Pine {Finns): White {Strobus ) ; Red {resinosa); Pitch {rigida); Jersey 
{virginiana); Yellow (echina/a)', e Scotch {sylvestris ) ; Loblolly 
( Taeda);e Swiss Stone ( Cembra ) ; e Austria(?A,g;Y7); a ’Qho\.im(exce/sa) . 
a Umbrella Pine {Sciadopitys verticillata ) . 
w California Big Tree {Seqitoia gigantea) . 
a Cryptomeria (C . japonica) . 
s Bald Cypress '( Taxodium dislichum). 
4— Cypress Family. Leaves scale-like, opposite. 
Arbor Vitae {Thuja): American ( occidentalis ); a Oriental {orient- 
alt's) . 
a Thujopsis ( T. do/obrata) . 
w Western White Cedar { Libocedrus decurrens). 
White Cedar {Chamaecyparis thyoides ); w Yellow Cedar (C. nootkaten- 
sis); a Sawara Cypress {C. pisifera) . 
Red Cedar ( Juniperus virginiana) . 
