667 -------- connatum Round-stalked ditto c.m.
668 -------- Asteriscus Hairy-stalked ditto c.m.
669 -------- trifoliatum Three-leaved ditto c.m.

SYNGENESIA POLYGAMIA SEGREGATA.

670 Echinops Ritro Small Globe Thistle c.m.
671 -------- sphaerocephalus Great ditto c.m.

SYNGENESIA MONOGAMIA.

672 Lobelia Cardinalis Scarlet Cardinal flower l.
673 ------- siphylitica Blue ditto l.

GYNANDRIA TRIANDRIA.

674 Sisyrinchium striatum Striated Sisyrinchium l.

GYNANDRIA POLYANDRIA.

675 Arum Dracunculus Long-sheathed Arum c.m.
676 ---- venosum Varied ditto c.m.

MONOECIA PENTANDRIA.

677 Parthenium integrifolium Intire-leaved Parthenium c.m.
678 Urtica nivea Snowy Nettle c.m.

DIOECIA HEXANDRIA.

669 Smilax herbacea Herbaceous Smilax b.l.s.

DIOECIA DODECANDRIA.

680 Datisca cannabina Bastard Hemp c.m.

DIOECIA MONADELPHIA.

681 Napaea laevis Smooth Napaea l.b.
682 ----- scabra Rough ditto c.m.

POLYGAMIA MONOECIA.

683 Veratrum album White Hellebore l.b.s.
684 -------- nigrum Dark-flowered Veratrum l.b.s.

* * * * *

SECTION XVIII.-HARDY ANNUAL FLOWERS.

These are cultivated by sowing their seeds, in the months of March or
April, in the places where they are to remain and flower during the
summer months.

ENGLISH NAMES. LATIN NAMES.

1 Alyssum sweet Alyssum halimifolium
2 Alkekengi Physalis Alkakengi
3 Arctotus annual Arctotus anthemoides
4 Argemone or Devil's Fig Argemone mexicana
5 Asphodel annual Anthericum anuum
6 Aster China quilled
7 ----- red Aster chinensis
8 ----- white Aster chinensis
9 ----- purple Aster chinensis
10 ---- superb Aster chinensis
11 ---- Bonnet Aster chinensis
12 ---- striped Aster chinensis
13 Balm Moldavian Dracocephalon moldavicum
14 ---- white Dracocephalon moldavicum
15 ---- hoary