[?Adnaria Raf. Fl. Ludov. 56. 1817]

[Decamerium Nutt. Trans. Am. Phil. Soc. II. 8: 259. 1843.]

Branching shrubs, with alternate entire or serrate leaves, and small white or pink flowers in lateral bra'cted racemes. Pedicels mostly 2-bracteolate. Calyx-tube short, obconic, or turbinate, the limb 5-lobed or 5-toothed, persistent. Corolla urn-shaped, or tubular-campanu-late, the tube terete or 5-angled, the limb 5-lobed, the lobes erect or recurved. Stamens 10, equal, usually included; filaments short and distinct; anther-sacs tapering upward into tubes, awnless, opening by terminal pores or chinks. Fruit a berry-like drupe with 10 seed-like nutlets, each containing a single seed. [Named for the celebrated chemist, Gay-Lussac]

About 40 American species. Besides the following, another occurs in the southern Alleghenies. Type species: Gaylussacia buxifolia H.B.K.

1. Gaylussacia Frondosa (L.) T. & G. Blue Tangle. Tangleberry. Dangleberry. Huckleberry

Fig. 3252

Vaccinium frondosum L. Sp. PI. 351. 1753.

G. frondosa T. & G.; Torr. Fl. N. Y. 1: 449. 1843.

An erect shrub, 2°-4° high, with numerous spreading or ascending slender gray branches. Leaves oval to obovate, obtuse or retuse, entire, \\'-2\' long when mature, usually thin, the lower surface glabrous or pubescent, pale or glaucous, and sprinkled with resinous globules, the upper surface green, usually glabrous; petioles about 1" long; flowers few, nodding, greenish pink in loose racemes; bracts linear-oblong, shorter than the filiform mostly 2-bracteolate pedicels, deciduous; corolla globose-campanulate, \\" long; filaments glabrous, shorter than the anthers; fruit globose, dark blue with a glaucous bloom, about 4" in diameter, sweet.

In moist woods, New Hampshire to Virginia, Alabama, Ohio and Louisiana. Blue whortleberry. May-June. Fruit ripe July-Aug.

Gaylussacia ursina CM. A. Curtis) T. & G.. with acuminate leaves green on both sides and black fruit, native of the southern Alleghanies, is erroneously recorded from Kentucky.