INFLORESCENCE.

=Parts.=--_Flower_, [Illustration] the blossom.

_Peduncle_, [Illustration] the stem of a solitary flower or the main

stem of a flower-cluster.

_Scape_, [Illustration] a peduncle that grows from the ground.

_Pedicel_, [Illustration], p, the stem of each flower of a

flower-cluster. _Bracts_, b, small floral leaves.

_Involucre_, [Illustration] a cluster of bracts.

=Kinds.=--(1.) SOLITARY, single, alone.

_Terminal_, at the summit of the stem.

_Axillary_, [Illustration] in the axils of the leaves.

(2.) CLUSTERED, several flowers collected in a bunch.

(a.) INDEFINITE OR INDETERMINATE, flowering from axillary buds.

Inflorescence centripetal.

{_Racēme_, [Illustration] flowers arranged along the

{axis; pedicels about equal in length (Currant).

{

{_Córymb_, [Illustration] same as raceme, except that the

{lower pedicels are elongated, making the top flat

FLOWERS {(Hawthorn).

PEDICELLATE {

{_Umbel_. [Illustration] same as corymb, except that the

{pedicels branch from about the same point (Milkweed).

{

{_Panicle_, [Illustration] compound raceme (Blue-grass).

{

{_Thyrsus_, a compact panicle (Lilac).

{_Spike_, [Illustration] same as raceme with flowers

{sessile (Mullein).

{

{_Spādix_, [Illustration] a fleshy spike, generally

{{enveloped by a large bract called a _Spāthe_,

FLOWERS {[Illustration] (Calla Lily).

SESSILE {

{_Ȧment_ or _Catkin_, [Illustration] a slender pendent

{spike, with scaly bracts (Birch).

{

{_Head_ or _Capitulum_, [Illustration] a shortened spike,

{reduced to a globular form (Clover).

(b.) DEFINITE or DETERMINATE, flowers all terminal. Inflorescence

centrifugal.

_Cyme_, [Illustration] flat-topped or rounded inflorescence (Elder).

_Fascicle_, a compact cyme (Sweet-William).

_Glomerule_, a cyme condensed into a head (Mint).

_Verticillaster_, [Illustration] two opposite glomerules joined

(Motherwort).

_Scorpioid_, [Illustration] a one-sided and coiled cyme (Forget-me-not).

The Circle of Knowledge: A Classified, Simplified, Visualized Book of Answers · 第 303 / 1638 题