380 FLORA OF TEXAS. 



sistent; ovary free or partly adherent to the calyx, 1-celled, 

 many-ovuled; placenta central, globose ; 6Y///e single ; caj)- 

 sule 1-celled, many-seeded, valvate or circumscissile ; seeds 

 anatropous or amphitropous ; embryo straight in fleshy 

 albumen. 



SYNOPSIS. 



Ovary free from the calyx. 

 t Capsule opening by valves or teeth. 



CoroUa salver-shaped. Leaves pectinately dissected Hottonia. 



— - wheel-shaped. opixisite, entire. Stems leafy Ltsim acuia. 



radical. Slemless Dodecatheon, 



tt Capsule opening transversely. 



Parts of the flower 5. Leaves opposite. Stamens bearded Anaoallts. 



4. alternate. beardless Centunculus. 



** Ovary partly adherent to the calyx. 

 Stamens 5, with 'sterile Jilainents interposed. Capsule valvate Samolus. 



HOTTONIA, L. 



Calyx 5-parted; corolla 5-lobed, salver-shaped; stamens 

 5; stijle slender; capsule globose, at length splitting into 

 5 valves, which cohere at the base and apex ; seeds anatro- 

 pous, fixed by the base; fioweriny stems mostly clustered, 

 nearly leafless, inflated, bearing at the joints Avliorls of 

 small white flowers, — Aquatic perennial lierhs, with pecti- 

 nately dissected leaves. 



H. INFLATA. Flowering stems 3-several in a terminal 

 cluster, much inflated; upper stem-leaves crowded, with 

 filiform divisions; bracts entire. Ponds and ditches. 



LYSIMACHIA, L. Loosestrife. 



Calyx 5-parted; corolla 5-lobed, Avheel-shaped; stamens 

 5 ; filaments often monadelphous at the base, and commonly 



