S:ET. 183 



433. A tree, shrubs, or shrublets 424 



Leafless scaly-bracted herbs 433 



434. Corolla saucer-form, holding the anthers in 10 

 pouches. Leaves alternate, opposite, or in threes, oblong to 

 lanceolate. Shrubs, 1-8 feet high. Flowers scattered, or in 

 simple, or clustered umbel-like corymbs, rose-color, crimson, 

 or lilac purple, often very showy. Ealiuia. 



Corolla without pouches 425 



433. Corolla salver-form, hairy inside. Calyx with 3 

 bractlets at the base. Anthers opening lengthwise. Trail- 

 ing shrublet, bristly "with rusty hairs. Leaves rounded, or 

 ■'heart-shaped, reticulated, alternate, long-petioled. Flowers 

 rose-color, in small, axillary clusters, fragrant. 



Epigaea repens, L. 



Corolla of another shape. Anthers opening by 



terminal pores or chinks 428 



436. Corolla bell-shaped, slightly unequal, or regular; 

 its lobes large and spreading. Calyx minute. Stamens ex- 

 serted, commonly declined. Pod 5 -celled, 5-valved. Flowers 

 large, showy, rose-color, or lilac-purple, in dense, terminal, 

 umbel-like corymbs, from scaly buds. Low trees, shrubs, or 

 dwarfish shrublets. (Pods opening septicidally.) 



Rhododendron. 



Flowers smaller. Corolla urn-shaped (ovoid, cylin- 



dric, or globular) ; lobes small, equal 427 



437. Pod opening loculicidally — that is, into the cells, so 

 that the valves, aftel- dehiscence, bear the partition on their 

 middle ' 428 



Pod opening septicidally — ^that is, between the cells, 

 so that the valves bear half the thickness of the partition on 

 their margins. Flowers purple 432 



438. Leaves needle-shaped, imbricated. A moss-like, 

 procumbent shrublet. Stems filiform, 1-4 inches long. 

 Corolla globular. Anthers with 2 recurved awns. Flowers 

 white or rose-color, solitary, on slender erect peduncles. 



Cassiope hypnoides, Don. 

 Leaves ample 429 



439. A fine tree, 40-50 feet high. Leaves deciduous. 



