172 XIV. CAPPARIDACEX. “ Pouanista. 
1. R. Rapwanistrum. Wild Radish. 
Lws. lyrate ; silique terete, jointed, smooth, becoming in maturity 1-celled, 
longer than the style——@) _Naturalized in cultivated fields and by road-sides, 
but rare. Stem glaucous, branching, 1—2f high, bristly. Leaves rough, den- 
tate, petiolate or sessile. Calyx bristly. Pods yellow, blanching as they de- 
cay. Jn. Jl. § 
2. R. sativa. Garden Radish.—Lower ls. lyrate, petiolate; siligue torose, 
terete, acuminate, scarcely longer than the pedicels—@) A well-known salad 
root, fromChina. Stem 2—4f high, very branching. Lower leaves 6—10' long. 
Flowers white or tinged with purple. Pods 1—2’ long, thick and fleshy. The 
principal varieties are the twrnip radish, root subglobose; common radish, root 
oblong, terete; black Spanish radish, root black outside. Jn. Aug.t — 
ORDER XIV. CAPPARIDACHA.—Caprrarps. 
Herbs, shrubs or even trees, destitute of true stipules. 
Lvs. alternate, petiolate, either undivided or palmately divided. 
Fis. solitary orracemose. Sep. 4. 
Cor.—Petals 4, cruciate, unguiculate, hypogynous, more or less unequal. 
Sta. 6—12, or some multiple of four, almost perigynous. 
Torus small, often elongated, bearing a single gland. | aur 
Ova, often stipitate, of 2 united earpels. Sty. united into one. Stig. discoid. 
Fr. either pod-shaped, and dehiscent, or fleshy and indehiscent. Placent@ usually 2. 
Sds. many, reniform. Albwmen0. Embryocurved. Cotyl. foliaceous. 
Genera 28, species 340,—chiefly tropical plants. They are more acrid in their properties than the Cre- 
cifere, but otherwise much resemble them. One species of Polanisia is used as a vermifuge. 
Conspectus of the Genera. 
Btarrens Gee ee i So eV ES: AD Tc cal a ica ere ae 2. 
Torus ics Netepatesne Cs Sa OR A Tee ete ear aoa em iter: 3. 
Torus linear and elongated like astipe. Stamens6.. . . . . . « « GYynandropsis. l. 
1GYNANDROPSIS. DC. 
@ynandria, a Linnean class, ops, appearance. 
Sepals distinct, spreading; petals 4; stamens 6, the filaments ad- 
nate below to the linear, elongated torus its whole length; pod linear- 
oblong, raised on a long stipe, which rises from the top of the torus. 
—® ILws. digitate. Fls. racemed. ' 
G. PENTAPHYLLA. DC. iene. Linn.) 
Middle lws. petiolate, 5-foliate, floral and lower ones 3-foliate ; ifts. ono- 
vate, entire or denticulate—In cultivated grounds, Penn., &c. Stem simple, 
2—3f high. Flowers of a very singular structure. Pedicels about 1’ long, 
slender. Calyx small. Petals white, } as long as their filiform claws. Sta- 
mens 1’ long, spreading, apparently arising from the midst of the long styloid 
torus. Pod 2’ long.§ 
2. CLEO ME. 
Sepals sometimes united at base; petals 4; torus minute or round- 
ish ; stamens 6—4; pod subsessile or stipitate —Herbs or shrubs. Lvs. 
simple or digitate. Els. racemed or solitary. | 
C. puncEeNns. Spiderwort—Glandular-pubescent ; st. simple, and with the peti- 
oles, aculeate ; lvs. 5—9-foliate, on long petioles; //ts. elliptic-lanceolate, acute 
at each end, obscurely denticulate; bracts simple; fls. racemed ; sep. distinct ; 
pet. on filiform claws; sta. 6, twice longer than the petals—A common gar- 
den plant, with curious purple flowers. Stem 3—4f high. Jl. Aug. t 
3. POLANISIA. Raf. 
Sepals distinct, spreading ; petals 4, unequal; stamens 8—32; fila- 
ments filiform or dilated at the summit, torus minute ; pods linear.— 
® Strong-scented herbs. 
