Spring Flora of Oklahoma 
107 
III. PARTHENOCISSUS Planch. 
Trailing or climbing vines, with forking tendrils, whose 
tips often bear adhering disks, or sometimes merely coiling, 
with digitately-compound leaves, the leaflets 5-7. Flowers 
perfect or polygamo-dicecious, in compound cymes. Calyx 
pedicelled, petals 5, expanding, often early deciduous. Disk 
obsolete or wanting. Stamens 5. Ovary 2-celled. Ovules 
2 in each cavity. Berries with scant pulp, inedible. 
1. Parthenocissus quinquefolia (L.) Planch. Virginia Creeper. 
Iligh-clirabing or trailing, glabrous or pubescent. Tendrils usually 
numerous, and often provided with terminal, adhering expansions. 
Leaves petioled, digitately 5-foliolate. Leaflets stalked, oval or ob¬ 
long-lanceolate, coarsely toothed, at least above the middle. Panicle 
spreading. Berries blue, about 6" in diameter. Peduncles and ped¬ 
icels red. 
In woods and thickets. May-July. Common. 
FAMILY 56. TILIACEiE. Linden Family. 
Trees or shrubs, rarely herbs. Leaves alternate, with 
stipules. Flowers perfect, in cymes, corymbs or panicles. 
Sepals 5. Petals 5 or fewer, or wanting. Stamens many, 
inserted on a swollen disk. Ovary 2-10-celled, with 1 or 
more ovules in each cell. Fruit 1-10-celled, dry or berry¬ 
like. 
I. TELIA (Tourn.) L. 
Trees, with serrate, cordate, mainly inequilateral 
leaves, and axillary or terminal, cymose, white or yellow¬ 
ish flowers. Sepals 5. Petals 5, spatulate, often with 
small scales at the base. Stamens many, in 5 groups. 
Ovary 5-celled, with 3 ovules in each cell. Stigma 5- 
toothed. Capsule 1-celled, 1-2-seeded. 
1. Tilia americana L. Bass-wood. American Linden. A large 
tree. Leaves large, green, glabrous or nearly so, usually cordate, 
2'-5' wide. Floral bract usually tapering or stalked at tlm base, 
fruit ovoid, obscurely ribbed, 4 "- 5 " in diameter. 
In rich woods. May-June. Eastern part of state. 
