48 VASCULAR PLAN TS 



2. Microcala, Link. {Cicendia, Adans.) 



Calyx costate, 4- dentate. Corolla salver- 

 shaped. Withering anthers not spirally con- 

 torted. Style filiform; stigma peltate, or 2- 

 lobed. 



0. dwarfish herbs; flowers yellow. 



3. Gentiana, L. 



Corolla campanulate, 4 — 5-lobed, withering 

 bnt not deciduous. Style short or 0; stigma 2- 

 parted, persistent. Capsule septicidal. 



It . flowers blue, yellow, red. 



4. Menyanthes, Tourn. 



Corolla funnel-shaped, induplicate in aestiva- 

 tion, deciduous; limb 5-lobed, bearded in the 

 inside. 



2£. aquatic; flowers white. 



ORDER IV. DIANDRiE. 



Corolla regular, gamopetalous; petals 4 or 0. 

 Stamens 2. Ovary 2-locular; ovules 1 — 3. 

 Trees or shrubs leaves opposite. 



Family XI. Oleacese. 

 ^Estivation valvate. 



l. Fraxinus, Tourn. 



Flowers diclinous. Calyx 4 — 3-parted or 



