166 



GENERA ARRANGED ACCORDING TO THE LINN^AN ARTI. 

 FICIAL SYSTEM. 



CLASS I.— MONANDRIA. 



Order I— MONOGYNIA. 



Salicornia. Perianth ventricose, fleshy, free from the ovary. ChenO' 

 podiacecB, 100. ^ 



Carina. Calyx 3-leave(3, permanent. Corolla 6-parted, 3 exterior 

 segments reflexed. Capsule 3-celIed, many-seeded. MarantacecB, 123. 



Thalia. Sepals 3, concave, small. Corolla tubular, 6-parted. Cap- 

 sule 2-celled. Ilarantacece, 123. 



Order II.— DIGYNIA. 



Callitriche. Flowers polygamous, with 2 colored bracts. Fruit 4- 

 lobed, 4-celled, 4-seeded. Callitrichacece, 113. 



Grasses that may fall in this class are referred to the Analysis of 

 Graminacese, Order 142. 



CLASS IL— DIANDPJA. 



Order I— MONOGYNIA. 

 A. Corolla 1-petaled, inferior. 



Chionanthus. Calyx minute, 4-cleft. Corolla 4-cleft, with long, lin- 

 ear segments. (Fringe-tree.) Oleacece, IS. 



Jasminum. Calyx 5-cleft. Segments subulate. Corolla 4 — 5-parted. 

 Ovary 2-celled, 2-Jobed. (White Jasmine.) Jasminacece, 77. 



Syringa. Calyx usually 4-ckft. Corolla salver-shaped, 4-cleft. Cap- 

 sule 2-celled. (Lilac.) Oleacece, 78. 



Olca. Calyx small, 4-toothed. Corolla with a short tubp, 4-cleft. 

 Fruit, a drupe, 1-seeded by abortion. (American Olive.) Oleacece, 78. 



Elytraria. Calyx 4 — 5-parted, with the front segment bifid. Corolla 

 3-cleft. Stamens with 2 barren filaments. Capsule 2-celled. Acan- 

 thacece, 93. 



B. Corolla 1-petaled^ inferior, irregular. 



Veronica. Calyx 4-parted. Corolla 4-lobe(l, lower division smaller. 

 Capsule obcordate, 2-celled. (Speedwell.) Scrophulariacece, 90. 



Gratiola. Macranthera. Calyx 5-leaved or 5-parted. Corolla irregu- 

 lar, sometimes with 2 sterile stamens. Capsule 2-eelled. (Hedge-hys- 

 sop.) Scrophulariacece, 90. 



llymnthes. Lindernia. Gratiola. Calyx 5-parted. Corolla bilabiate ; 

 upper lip short, erect, bifid ; lower lip larger, trifid. Capsule ovate or 

 obiong. (Herbaceous plants.) Scrophulariacece, 90. 



Lindernia. Calyx 5-parted, pubescent. Corolla ringent ; upper lip 

 very short, retuse ; lower lip unequally 3-cleft, 2-keeled at the base. 



