58 
CLASS XVI. ORDER X. 
Lavate'ra. Calyx double, outer one 3-cleft; capsules many, seeds numer¬ 
ous. Ex. 
Stuart // ia. Calyx 5-parted; petals 5; stigma 5-lobed; capsule 5-celled, 5™ 
valved; cells 1 or 2-seeded; seeds long, ovate. S. 
Hope'a. Calyx superior, 5-cleft; petals 5; stamens united in 5 groups; style 
I; drupe 3-celied. (yellow-leaf) S. 
Nuttai/'lia. Calyx 5-cleft, simple; capsules many, 1-seeded, annular. 
Hale'sia. Calyx superior, 4-toothed; corolla 4-cleft; nut 4-sided, winged, 
covered with bark; 2 to 4-eelied. 2 to4-seeded. (snow-drop tree.) S. 
Sty'rax. Calyx inferior, bell-form. 5-toothed; corolla 5 to 7-parted ; stamens 
6 to 16, united at the base, standing in the throat of the corolla; anthers oblong, 
linear. S. 
Gordo'nia.' Calyx connate at the base, simple, 5-leaved; style 5-sided; stig¬ 
mas 5 ;. capsule 5-celled, 5-valved; receptacle columnar; cells 2-seeded; seeds 
winged. S. 
GossypAum. Calyx double, outer one 3-cleftcapsule 4-celled ; seeds involv¬ 
ed in a tomentose mass, (cotton ) Ex. 
CLASS XVI. DIADELPHIA. 
ORDER VI. HEXANDRIA. 
Coryda'lis. Calyx 2-leaved; corolla ringent, 1 or 2-spurred at the base; fila¬ 
ments 2, membranaceous, each with 3 anthers; capsules sflique-like, 2-valved, 
compressed, many-seeded. In some species the stamens are separate, with 
broad membranaceous bases, (colic-weed.) 
Dicly'tra. Petals 4, 2 outer ones equally spurred at the base; pod 2-valved, 
many-seeded. (Dutchmans breeches.) 
Fuma'ria. Calyx 2 leaved, caducous; corolla irregular, spurred, or gibbous 
at the base of one petal; filaments 2, each with 3 anthers; capsules or silicle 
drupe-like, 1-celled, 1-seeded, not. opening by valves ; seeds affixed to the side 
of the cell, (fumitory.) 
ORDER VIII. OCTANDRIA. 
Petalos^temon. Petals 5, nearly equal; 4 petals alternating with the stamens, 
and forming with them a cleft tube; legume included in the calyx, 1-seeded. S* 
Polyg // ala. Calyx 5-leaved, permanent, unequal, 2 of the leafets wing-like, 
larger, coloured; corolla irregular, (or rather calyx 3-leaved, corolla imper¬ 
fectly papilionaceous ;) capsule obeordate, 2-cellqd, 2-valved ; keel of the corolla 
sometimes appendaged; seeds hairy, (snake-root, milk-wort, low centaury, 
mountain-flax.) 
ORDER X. DECANDRIA. 
A. Legume without transverse divisions or partitions; seeds numerous. 
Pf sum. Calyx with the divisions leaf-like, about equal; banner protruding 
2-folds; style compressed, carinate, villose above; legume without down at the 
suture, (pea.) 
Lathy'rets. Calyx with the 2 upper divisions shorter ; style flat, villose above, 
broader towards the top; stems mostly winged, leafets 2 or more, terminated by 
a divided tendril, (sweet pea.) S. 
Vic'ia. Calyx emarginate above, 2-toothed; 3 straight long teeth below ; ban¬ 
ner emarginate; style bearded transversely on the lower side beneath the stig¬ 
ma. (vetch.) 
Er"vum. Calyx 5-cleft; segments linear, acute, nearly equalling the corolla; 
stigma glabrous ; legume oblong, 2-4-seeded. (creeping vetch ) 
Oro'bus. Style linear ; corolla long; calyx obtuse at the base; upper seg¬ 
ments deeper, often shorter, (bitter-vetch.) S'. 
Pha'ca. Keel obtuse, style not pubescent; stigma capitate ; legume l-eelled, 
inflated. S. 
Phasf/ouus. Keel, stamens, and style spirally twisted together ; legume com¬ 
pressed, falcate; seeds sub-compressed, reniform. (bean.) 
Stropeios // tyles. Glycine Keel, stamens, and style spirally twisted together; 
legume terete, with a longitudinal half-breadth partition, attached to one edge; 
seed reniform, sub-cylindric. (wild-bean.) 
A'pios. GlycFne. Calyx somewhat 2-lipped, truncate 1-toothed; keel of the 
