408 DICOTYLEDON ES — CALYCI FLORiE, 



fleshy leaves, and no stipules. — 1. Till^^a, p. 58. 2. Cotyle- 

 don, />. 169. 3. Sempervivum, p. 191. 4. Sedum, /?. 169. 5. 

 Rhodiola,/>. -377. 



(Cacte^e. Succulent, American, nearly leafless Plants, of grotesque 

 habit. Cactus, &c., of which the fruit is eaten ; some species nourish 

 the Cochineal Insect, others bear the most splendid flowers ; one kind, 

 opening- during the night alone, is hence called the Niijht-flowering 

 Cactus or Cereus.) 



Ord. XXXVI. GROSSULARIE.^. Cabjx 4— 5-cleft, 

 the tube entirely or in part adnate with the ovary. Petals 5, 

 small, placed at the mouth of the tube alternately with the 5 

 short stameris. Ovary I -celled, with two opposite parietal re- 

 ceptacles. Style cleft. Berry crowned with the remains of the 

 flower, containing many seeds suspended by long stalks among 

 the pulp. Alhumeji horny. — Shrubs, often spiny, of temperate 

 climates, loith alternate lobed leaves. Gooseberry and Currant 

 Family. — Ribes, p. 77. 



Ord. XXXVII. SAXIFRAGE.E. Calyx of 4—5 sepals, 

 or united into a tube which is wholly or in part adnate with the 

 ovary. Petals 5, or 0. Stamens 3 — 10. Glandular disk pre- 

 sent or wanting. Ovary with usually two diverging styles, 2- 

 celled, with a central receptacle ; or 1-celled, with parietal re- 

 ceptacles. Capsule 2-valved. Seeds numerous. Albumen fleshy. 

 — Small, mostly herbaceous plants, frequent in northern and al- 

 pine regions. — 1. Saxtfraga, p. 168. 2. Chrysosplenium, jt?. 

 168. 



Ord. XXXVIII. UMBELLIFER^. Ca/7/.r adherent with 

 the ovaries, 5-toothed, teeth minute, often obsolete. Corolla of 

 5, often bifid or obcordate Petals, sometimes very unequal, the 

 outer ones the largest. Slatnens 5, alternate with the petals, 

 inserted on the under-side of a thick fleshy disk, at the base of 

 the styles. Styles 2, Stigmas entire. Achenia or Carpels 2, 

 combined, attached to a centi'al stalked receptacle, separating 

 when ripe. Seed solitary, pendulous. Embryo minute, in the 

 base of a horny cdbumen ; radicle pointing to the hilum. — Herbs. 

 Leaves alternate, generally compound and embracing the stem 

 ivith their sheathing bases. — Flowers iti umbels. — This Order con- 

 tains many poisonous plants, especially such species as grow in 

 watery places; many esculent and aromatic ones, usually inha- 

 biting dry situations. Many yield Gum resins ; as the Ferula 

 Assafcetida and Bubon Galbanum. — See Hydrocotyle, &c. p. 

 78, et seq., where the Genera are arranged according to their 

 Natural affinities. 



Ord. XXXIX. ARALIACE7E. Calyx-tube adnate with 

 the ovary, entire or cleft. Petals 4, 5, 10, or none. Stamens 

 equal in number to the petals, or twice as many, from the mar- 

 gin of an epigynous disk. Ovary 2- or more celled. Styles as 



