650 Order 141.— MTRICACE^. 



lancmlate ; fertile amenta oval. — Not uncommon along streams, N. Eng. to Wis. 

 and Can. A tall shrub or small tree, readily distinguishable by the form and 

 pubescence of the leaves. (A. glauoa Mx.) 



2 A. semilata WiBd. Smooth Aldbb. Lvs obovaie, acuminate, doubly serru- 

 late, smooth beneath, except the veins and their axils ; slip, elliptical, obinse. — A 

 well known shrub growing in clumps, and forming thickets on the borders of 

 pomls and rivers, and in swamps. Stems numerous, rather straight, 10 — 15f in 

 height. Leaves 2 — 4' long and | as wide, strongly veined ; petioles j — J' long. 

 Aments 2 — 3' long, slender, pendulous, fascicled at the ends of the branches ; 

 fertile ones short, thick, dark brown, persistent, several together a little below the 

 sterile one. Mar., Apr. (A. rubra Tuckerman.) 



3 A. vfridis DO. Mountain Aider. Lvs. oval, acute, obtusish at base, doubly 

 serrate, clothed with a soft viscid pubescence, or subglabrous, villous on the veins 

 and axils beneath ; stip. broadly ovate ; fertile aments on long peduncles, oval. — 

 High mountain streams, N. Eng. N. Y. and Can. An elegant shrub, 3 — 4f high. 

 Leaves varying to broad-ovate, rarely cordate, nearly smooth in the alpine states 

 otherwise sofUy pubescent and sprinkled with resinous particles. Apr. (A. 

 crispa Mx.) 



Order CXXI. MYRICACEJE. Galbworts. 



Shrubs with alternate, resinous-dotted, often fragrant leaves, with the flowers 

 monoecious or dioecious, achlamydeous, both kinds in scaly aments. $ Stamens 2 

 to 8. 9 Ovary 1-celled, with 1 erect ovule; stigmas 2, filiform. Fruit dry or dru- 

 paceous, indehisoent. Seed with no albumen. 



GeTtera 3, sperie.^ ^0, fonn.i i,i ' no temperate parts of N. America, in India and 8. Africa, and 

 fjne spcciL-a in Kurupe. 3u}eet 1^'ern U higlily aromatic and astringent. The fruit of the .Bay- 

 berry hush yields wax abundantly. 



1. MYRrCA, L. Candlebbrry Myrtlb. (Gr. fivpi^u, to perfume, 

 The name anciently designated the Tamarind tree.) Flowers S ? . — 

 Aments $ cylindrical, ? small, ovoid-capitate. $ Stamens 4 to 6, 

 short, erect, anthers large, 4-valved. $ Ovary 1 to each bract, with 3 

 scales at its base, superior ; styles 2, spreading ; stigmas 2, acute ; drupe 

 1-celled, 1-seeded, covered with wax or resinous dots. Stip. very fuga- 

 cious or 0. 



1 M. Gale L. Sweet Gale. Dutch Myrtle. Lvs. clustered, cuneaie-lanceolaie, 

 obtuse and serrate above, margin very entire and slightly revolute below, tapering 

 toa very short petiole; sterile aments clustered, of ovate, cordate, acuminate, ciliate 

 scales ; fr. dotted in an oblong, dense, amentaceous head. — A branching shrub, 

 3^-4f high, on the inundated borders of ponds and mountain lakes. Can. to Car. 

 Leaves dark green, paler beneath with a strong midvein, 9 — 18" by 4 — 6", entire 

 J the length. S and S aments on separate plants, the former terminal, about 1' 

 in length, the latter axillary and much shorter. Fruit and leaves when crushed, 

 with a pungent, spicy odor. May. 



2 M. cerifera L. Batberry. Wax Myrtle. Lvs. glabrous, cuneaie-oblong, 

 rather acute or obtuse, distinctly petiolate, margin entire or remotely undulate- 

 dentate above ; aments cotemporary with the leaves, scattered, naked, the i 

 larger, with lax, roundish scales; fr. spherical, distinct, clustered, covered with 

 wax. — This interesting and useful shrub is found in dry woods or in open fields. 

 Nova Scotia to Plor., W. to Lake Erie. Height 2- — 8f, covered with a grayish 

 Bark. Very branching with numerous dry looking leaves, 18 to 30" by 6 to 9"- 

 Aments 6 to 9" long. Drupe 1 J" long, covered with white wax, — the bayberry 

 tallow of commerce. May. 



3 M. CarolinensiB L. Lvs. larger, evergreen, coriaceous, cuneaie-elliptical, acute, 

 with about 4 acute teeth near tfie apex, petiolate ; i aments solitary or several in 

 the axils of the old leaves ; 2 naked, with rounded, acuminate scales. — Swamps, 

 S. Car. to Ma. Shrub i to 8f high. Lvs. 3 to 6' by 1 to 2', petiole 1' or less. 



