Xlvi INTRODUCTION 



Order 57. Le7itibuldriece (The Butterwort Family). — Insecti- 

 vorous marsh herbs with monosym metric, conspicuous flowers ; 

 sepals and petals 5 each, usually bi-labiate ; stamens 2 ; carpels 2 ; 

 fruit a I -chambered, many-seeded capsule, (p. 374.) 



Order 58. lerbefidcece (The Vervain). — An erect, branched 

 herb with opposite leaves and a compound spike of small mono- 

 symmetric flowers ; sepals and petals 5 each ; corolla bi-labiate ; 

 stamens didyna.nous ; fruit a regma of 4 i-seeded nutlets, (p. 377 ) 



Order 59. Labidtce (The Labiate Family). — Aromatic herbs 

 with square stems, opposite leaves and verticillisters of bi-labiate 

 flowers; sepals and petals 5 each, usually bi-labiate; stam ns 

 didynamous ; carpels 2 ; fruit a regma of 4 i -seeded nutlets. 



(P- 379-) 



Order 60. Flantagmece (The Plantain Family). — Herbs with 

 simple, radical leaves and small greenish flowers ; sepals, peta's, 

 and stamens 4 each, with slender filaments and exserted anthers ; 

 carpels 2 — 4; fruit a i — 4-chambered capsule, (p. 401.) 



Order 61. Illecebrdcece- (The Knot-grass Family). — Small 

 herbs with simple, sessile leaves and small flowers ; sepals and 

 petals 4 — 5 each, or petals absent ; stamens i — 10 ; carpels 2 — 3 ; 

 ovary i-chambered, i-ovuled. (p. 404.) 



Sub-Class 3. Incomp!etce. — Corolla, and sometimes calyx also 

 absent, (pp. 407 — 456 ) 



Series i. Monochlamydece. — Corolla alone absent, (pp. 407 

 —434) 



§ Ovary superior and usually i -chambered and i-ovuled ^ 



Order 62. A?nara?ithdcece. (The Amaranth Family). — An 

 annual, glabrous, prostrate herb, with scattered, petiolate, simple 

 leaves, and small, axillary, green, monoecious flowers ; sepals and 

 stamens 3 — 5 each. (p. 407.) 



Order 63 Che7iopodidcece (The Goose-foot Family). — Herbs 

 with simple leaves, or leafless jointed stems and inconspicuous 

 green flowers; sepals 3— 5, persistent ; stamens i — 5. (p. 408.) 



Order 64. Poly^^ondcece. (The Persicaria Family). — Herbs with 

 scattered simple leaves with sheathing stipules and small flowers ; 

 sepals 3 — 6, green or coloured, usually persistent ; stamens 5 — 8. 

 (p. 416.) 



Order 65. ThymelcEdcecB (The Daphne Family). — Shrubs with 

 toug'T inner bark ; simple, entire leaves ; and sweet-scented perfect 

 flowers ; sepals 4; stamens 8 ; fruit berry-like. (p. 423.) 



Order 66. E'cea^ndcem (The Sea Buckthorn). — A shrub with 

 silvery scales ; scattered, simple, entire leaves, and inconspicuous 



1 It is 2-chambered in the Elms (Urticaceae). 



