Part 10 (1/2)

One to three, always fewer than the corolla-lobes.

VALERIANACEae, 228

Four or five; leaves opposite or whorled.

Ovary 1-celled; flowers in a dense involucrate head.

DIPSACEae, 229

Ovary 2--5-celled.

Leaves whorled and without stipules. RUBIACEae, 222

Leaves opposite or whorled, and with stipules. RUBIACEae, 222

Leaves opposite without stipules (petioles sometimes with stipule-like appendages). CAPRIFOLIACEae, 216

[2.] _Ovary free from the calyx (superior)._

[*] _Corolla irregular; stamens (with anthers) 4 and didynamous, or only 2._

Ovules and seeds solitary in the (1--4) cells.

Ovary 4-lobed, the style rising from between the lobes.

l.a.b.i.aTae, 403

Ovary not lobed, the style from its apex. VERBENACEae, 401

Ovules numerous or at least as many as 2 in each cell.

Ovary and pod 1-celled,

With a free central placenta; stamens 2. LENTIBULACEae, 395

With 2 or more parietal very many-seeded placentae; stamens 4.

OROBANCHACEae, 393

Ovary and fruit more or less 4--5-celled. PEDALIACEae, 399

Ovary and pod 2-celled, but the 2 placentae parietal.

BIGNONIACEae, 398

Ovary and pod 2-celled; placentae in the axis.

Seeds rarely few, not on hooks, with alb.u.men.

SCROPHULARIACEae, 377

Seeds few, borne on hook-like or other projections of the placentae; no alb.u.men. ACANTHACEae, 399