98 VACCINIACEAE. 



1. O. arboreum (L.) DC. Shrub or tree becoming 20 m. tall: leaf -blades 

 oblong, elliptic, or oblong-lanceolate, 8-20 cm. long, acuminate: panicles 1-2 

 dm. long, the pedicels strongly curved at maturity: calyx-lobes ovate: corolla 

 6-7 mm. long, pubescent like the calyx: capsules 4-6 mm. long, pubescent. 

 SOUR-WOOD. SORREL-TREE. 



Open woods, n. Fla. (Cont.) Sum. 



15. EPIGAEA L. Evergreen creeping shrubs. Leaves alternate: blades 

 entire. Flowers perfect or deciduous, in axillary clusters. Calyx-lobes 5, per- 

 sistent, but scarcely accrescent. Corolla white or pink, salverform, the limb 

 5-lobed. Filaments slender, with a tuft of hairs near the middle: anthers 

 oblong-ovoid, awnless. Stigma 5-lobed. Capsule depressed. 



1. E. repens L. Stem or branches 5-30 cm. long, hirsute: leaf-blades oblong 

 to oblong-ovate or suborbicular, 2-10 cm. long, finely reticulate: calyx-lobes 

 lanceolate, acuminate: corolla about twice as long as the calyx; lobes ovate: 

 capsules 5-7 mm. wide. TRAILING-ARBUTUS. 

 Dry sandy soil, n. Fla. (Cont.) Spr. 



FAMILY 3. VACCINIACEAE. HUCKLEBERRY FAMILY. 



Shrubs or trees. Leaves alternate: blades simple. Flowers perfect, 

 regular, solitary or variously clustered, drooping. Calyx of 4 or 5 sepals. 

 Corolla of 4 or 5 usually partially united petals. Androecium of twice as 

 many stamens as there are corolla-lobes. Gynoecium of several united 

 carpels, the ovary wholly or \ inferior. Fruit a berry or a drupe. 



Ovary 10-celled : fruit a berry-like drupe with 10 nutlets. 1. GATLUSSACIA. 

 Ovary 4-5-celled : fruit a many-seeded berry. 

 Corolla campanulate. 



Stamens included : hypanthium jointed to the pedicel. 2. BATODENDRON. 



Stamens exserted : hypanthium continuous with the pedicel. 3. POLYCODIUM. 



Corolla globose, ovoid, urn-shaped to cylindric. 4. VACCINIDM. 



1. GAYLUSSACIA H.B.K. Shrubs. Leaves deciduous: blades entire, 

 commonly reticulate-veiny. Flowers in lateral racemes. Sepals 5. Corolla 

 campanulate, globular-campanulate or conic. Stamens included: anthers tubu- 

 lar at the top, unappendaged. Drupe globular, with 10 nutlets. Spr. 

 HUCKLEBERRY. 



Pubescence consisting of gland-tipped hairs : drupes not glaucous. 



Twigs and racemes pubescent with short close-set hairs : stamens less than 5 mm. 



long. 1. O. dumosa. 



Twigs and racemes bristly-hispid : stamens over 5 mm. long. 2. G. hirtella. 

 Pubescence consisting of simple non-glandular hairs : drupes 



glaucous. 



Leaves glaucous, glabrous or nearly so. 3. Q-. nana. 



Leaves densely tomentose, especially beneath. 4. G. tomentosa. 



1. G. dumosa (Andr.) A. Gray. Shrub 1-5 dm. tall: leaf -blades oval, obo- 

 vate or oblanceolate, or rarely narrower, 2-4 cm. long: hypanthium and sepals 

 minutely glandular-pubescent: sepals reniform, deltoid, or ovate-deltoid: 

 corolla 4-6 mm. long: drupes 6-8 mm. in diameter. DWARF BLACK-HUCKLE- 



Pinelands, n. Fla. and the upper pen. (Cont.) 



2. G. hirtella (Ait.) T. & G. Shrub somewhat larger than the preceding: 

 leaf -blades oblanceolate-spatulate to elliptic, 3-6 cm. long: hypanthium and 

 sepals glandular-hirsute: sepals ovate to triangular: corolla 7-9 mm. long: 

 drupes 8-10 mm. in diameter. 



River-banks and swamp-margins, n. Fla. (Cont.) 



