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CLASS XVII. ORDER I. 
B. Legume without transverse divisions or partitions ; feeds few, or single. 
Melilotcs. Flowers racemed : calyx tubular, 5-toothed : keel sim- 
ple, shorter than the wings and banner : legume rugose, longer than the 
calyx, or about as long. (Taken from the trifolium.) 32. 93 — (melilot 
clover.) S. 
Trifo'licm. Flowers sub-capitate : legume included in the calyx, 
not opening by valves, 1 to 4-seeded. (Leaves always ternate.) 32. 93 — 
(clover.) S. 
C. Fruit or Isment in several joints, or in a single-seeded piece. 
Hedts'arum. Calyx 5-cleft: keel of corolla transversely obtuse; 
loment many-jointed ; joints 1-seeded, truncate, compressed, generally 
hispid. Plants mostly with ternate leaves. 32. 93 — (bush clover.) S. 
Exotic. 
CoRonil'ea. Calyx 2-lipped : petals with claws : loment teretish, 
jointed : flowers in umbels ; seeds generally cylindric. 32. 93 — (coron- 
illa.) 
D. Stamens united in one set. 
AmoR’ ph a. Calyx somewhat bell-form, 4 or 5-cleft : banner ovate, con- 
cave : wings and keel 0 ; legume 1 or 2-seeded, falcate. 32. 93 — (false- 
indigo.) S. 
Lupi'ntts. Calyx 2-lipped : anthers, 5 oblong and 5 roundish ; legume 
coriaceous, torulose. 32. 93 — (lupine.) S. 
Crotat.a ria. Corolla with the banner cordate, large keel acuminate, 
the membrane formed by the united filament, has a fissure on the back : 
style curved ; legume pedicelled, turgid. 32. 93. — (rattle box.) S. 
CLASS XVII. SYNGENESIA. 
Order 1. Polygamia JEqualis. 
A. Florets ligulate. 
Cicho'Rium. Calyx calycled ; egret plumose, sessile, unequal ; (Tor- 
rey ;) many-leaved, chaffy ; (Persoon ;) receptacle somewhat chaffy. 49. 
53 — (succory or endive.) 
Leox'todon. Calyx double, imbricate, with flexible leafets ; recepta- 
cle naked ; egret stiped. 49. 53 — (dandelion.) S. 
Prekan’ thes. Florets from 5 to 20, in a simple series, (or in one cir- 
cular row ;) calyx calycled ; receptacle naked; egret simple, sub-sessile. 
49. 53 — (white lettuce.) S’. 
Lactb'ca, Calyx imbricate, cylindric, with the margin of the scales 
membranaceous ; receptacle naked ; egret simple, stiped ; seed smooth. 
49. 53 — (lettuce.) S. 
Hierac "ium. Calyx imbricate, ovate; egret simple, sessile; recepta- 
cle naked, punctate, or sub-pilose. (From white becoming yellowish.) 
49. 53 — (hawk-weed.) S. 
Exotic. 
Tracopo'gon. Calyx simple, many-leaved : receptacle naked ; egret 
plumose and stiped. 49. 53 — (goat’s-beard, vegetable oyster.) 
B. Flowers tubulous : Jloicer capitate. 
Arc "ticm. Calyx globose, with scales hooked at the apex : egret- 
chaff-bristly : receptacle chaffy. 49. 54 — (burdock.) S. 
Cruces. Calyx swelling, imbricate, with prickly scales; receptacle 
villose ; egret caducous, plumose. 49. 54 — (thistle.) S. 
