31G 
CLASS IV. ORDER I. 
feet, or the lateral ones abortive : g-lume lateral, subulate : perfect flower with 
a 2-valved corolla ; lower valve ending in a bristle : seed coated. 4. 10 — 
(barley.) 
ORDER III. TRIGYNIA. 
Mollu'co. Calyx 5-leaved, coloured within : corol 0 : capsule 3-celled, 3- 
valvcd. 22. 82 — (carpet-weed.) & 
CLASS IV. TETRANDRIA. 
ORDER I. MONOGYNIA. 
A. Flowers superior. 
(1 -pctalled.) 
Cephalan"thcs. Inflorescence in a head : general calyx none ; proper ca- 
lyx superior, minute, angular, 4-cleft : corolla funnel-form ; receptacle globu- 
lar, hairy : capsules 2 to 4-partible : seed solitary, oblong. 48. 5(i — (button- 
bush.) s. 
Dip”sacus. Flowers in an ovate or roundish capitulum ; common calyx 
(involucre) polyphyllous, foliaceous ; proper calyx inonophyllous, superior : 
coral tubular, 4-cleft : seed solitary, with a wine-glass form egret : receptacle, 
conic, paleaceous. 48. 5G — (tassel.) 
Ga’lium. Calyx 4-toothcd : corolla flat, 4-cleft : fruit dry : seeds 2, round- 
ish : (leaves stellate.) 47 — 57 — (bedstraw.) S. 
Houstonia. Calyx half superior, 4-toothed: corolla salver-form, 4-cleft ; 
capsule 2-cellcd, many -seeded, opening transversely. 47. 57 — (Venus, pride.) 
& 
Metehel"la. Calyx 4-toothcd : corols 2 on each germ, funnel-form ; tube 
cylindric ; limb 4-parted, spreading, villose on the inside : stamens scarcely 
exsert ; stigma 4-cleft : berry double, 4 seeded. 48. 57 — (partridge berry.) S. 
Linnje'a. Calyx double ; that of the fruit 2-leaved, inferior; that of the 
flower 5-parted : corolla bell-form, 5-lobcd : stamens somewhat didynamous ; 
stigma g lobose : berry 3-celled, dry, generally producing a perfect seed in but 
one cell. 48. 58 — (twin flower.) 
Southern. 
Ru'si a. Calyx 4-toothed : corolla 4 or 5-cleft, bell-form : berries 2, one- 
seeded, (stamens 4-5 ; leaves stellate.) 47. 57 — (madder.) 
(4 -pctallal.) 
Cornus. Calyx 4-toothed : drupe with a 2-celled nut. Some species have 
a 4-lcavcd involucrum. 45. 58 — (dogwood, false box.) S. 
Lcdwegia. Calyx 4 parted, persistent: corol sometimes 0 : capsule quad- 
rangular, 4-celled, inferior, many-seeded. 17. 88. — S. 
B. Flowers inferior. 
(I -petalled.) 
Plant a'go. Calyx 4-clcft : corolla 4-cleft, reflexed : capsule 2-celled, open- 
ing transversely : stamens exsert, very long. 54. 31 — (plantain, ribwort.) S’. 
Echi"um. Calyx 5-partcd ; segments subulate, erect : corol sub-campanu- 
latc ; tube very short ; border unequally 5-lobcd, the lower segment acute and 
reflexed ; orifice naked : stigma bifid ; seeds tuberculate, not perforated at 
the base. 41. 42. 
Southern. . 
Ly’cium. Corolla tubular, having the throat closed by the beards of the 
filaments : stamens often 5 : berry 2-celled, many-sccdcd. 28. 41 — (matri- 
mony.) 
( Apctalous .) _ 
Icto'des. General calyx a spatlia ; spadix simple, covered with flowers ; 
perianth corolla-like, deeply 4-parted, permanent, becoming thick and spon- 
