ERICACE^. (heath FAMILY.) 287 



Suborder I. VACCINIE.E. Wiiokt^kukkry Family. 



Calyx-tube adlicroiit to the ovary, which forms an cdilile berry or berry- 

 like ii-uit, crowned with tlie short calyx-teeth. Anthers 'i-parted. — Shrubs 

 or somewhat woody plants, witli scaly buds. 



1. Ga}-Iu8sacia. Ovary 8-10-celled, with a single ovule in each ctll. Fruit a l)erried 



<lrui>e with 8 or 10 small sceil-liku nutleU. 



2. Vaccliiiiini. Ucny 4-5-celle(l (or imperfectly 8-10-celled by false partitions), many- 



seeded. Anther-Cells tapering upward into a tube. 



3. Cliiogeiies. Berry 4-celled, muny-seeded, its summit free. Anther-cells not prolonged 



into a tubo, but each 2-pointcd. 



SuBOKDEU II. £KICIlV£ii:. Proper Heath Family. 



Calyx free from the ovary. Corolla monopetalous, or sometimes poly- 

 petalous, hypogynous. — Shrubs or small trees. 



Ti-lbe I. ARBITTE.S:. Fruit indehiscent, a berry or drupe. Corolla deciduous. 



4. ArctoslapltyluA. Corolla urn-shaped. Drupe berry -like, 6 - 10-sceded. 



Tribe II. ANDROMEDE.E. Fruit a loculicidal pod. Corolla deciduous. 



* Anthers upright iu the bud. Corolla monopetalous. 



■1- Anther-cells opening through their whole length ; not appendaged. 



5. Epigtea. Corolla salver-shaped. Caly.x of 5 separate dry and pointed sepals. 



•t- <- Anther-cells opening only at the top. Corolla not salver-shaped. 

 ++ Caly.\ becoming enlarged and berry-like in fruit. 



6. Gaultlieria. Caly.x 6-clel't, in fruit enclosing the small pod. Anthers 4 awned at the top. 



+* +* Calyx dry, not becoming fleshy after flowering. 



7. Leucotlioe. Calyx imbricated iu the bud. Corolla cylindraceous, 5-toothed. Pod 



depressed, 5-lobed, the valves entire. 



8. Cassandra. Calyx imbricated in the bud. Corolla cylindraceous, 5-toothed. Pod 



splitting when ripe into an outer and inner layer, the iimer of 10 valves. 



9. Caasiope. Calyx imbricated. Corolla broadly campanulate, deeply 4-.')-cleft. Pcxi 



globular-ovoid, 4- 5-valved, the valves 2 cleft. 



10. Andromeda. Calyx valvate and very early open in the bud. Po*l globular. Seeds 



mostly hanging on the central placenta. 



11. Oxydendrum. Calyx valvate and opening early in the bud. Pod oblong-pyramidaJ. 



Seeds all ascending. 



• * Anthers turned over outwardly in the bud. Corolla of 5 separate petals. 



12. Clethra. Sepnls 5 Stamens 10 : anther-cells opening by a terminal hole or chink. 



Style: y-cleft at the apex. Pod 3-valved. 

 Tribe III. ERICE.^.. Corolla persistent, becoming Rcarious after flowering. 



13. Call una. Corolla bell-shap-d, 4-parte(l Pod opening septicidally. 



Tribe IV. RHODORE.flE. Fruit a scpticidal pod. Corolla deciduous. 



• Anthor-cells opening by a hole or chink at the top. 



— Flowers not from scaly bu Is ; the bracts leaf-like or coriaceous. 



14 Phyllndoci*. Cor.'lla ovate or urn-shaped. Loaves narrow and heath-like. 



15. Kalmin. Corolla broadly hell-shaped or wheel-shai>ed, with 10 pouches receiving U 



many anthers. Leaves oblong or linear. 



■^ *- Flowers developed from large scaly buds, the sciiles or bncls caihicous. 

 16 Menzieala. Corolla plobular-bell-shaped, 4-toothed. Stamens 8. Li-avcs deciduous. 

 17. Aaalca. Corolla open funnel-form, 5-lobed. Stameu8 5. Leaves deciduous. 



