PRIMULACE^. (primrose FAMILY.) 297 



1. A. Pickeringia, Torr. & Gray. Smooth; leaves oblong-obovate, ob- 

 tuse, entire, narrowed into a short petiole, pale beneath ; panicles terminal, 

 short; corolla dotted with minute black globules. — South Florida. July. — 

 Leaves 2' long. Drupe 1^" in diameter, shorter than the pedicel. 



3. JACQUINIA, L. 



Calyx lobes obtuse. Corolla bell-shaped, with ovate obtuse appendages. 

 Stamens inserted on the base of the corolla : filaments broad and fiat. Stvle 

 cylindrical from a conical base : stigma capitate, 5-angled. Berry pointed, 

 3-10-seeded. Albumen hard. — Leaves entire, short-petioled. Flowers in 

 racemes. 



1. J. armillaris, L. Branches puberulent ; leaves wedge-obovate, the 

 margins revolute; racemes chiefly terminal, many-flowered, rather longer 

 than the leaves ; corolla bell-shaped, fiesliy ; stamens short ; the filaments di- 

 lated and connate at the base, lining the base of the corolla ; fruit subglobose. 

 — South Florida. — Leaves I'-l^' long. Fruit 5" in diameter, orange-red. 



Order 85. PRIMULACE^. (Primrose Family.) 



Herbs, with chiefly whorled or opposite leaves, and regular flowers. 

 — Calyx 4 -5-lobed, persistent. Corolla 4-5-lobed. Stamens 4-5, 

 opposite the lobes of the corolla, and inserted on its tube. Ovary 

 free, or partly adherent to the calyx, 1-celled, many-ovuled. Placenta 

 central, globose. Style single. Capsule 1-celled, many-seeded, val- 

 vate or circuniscissile. Seeds anatropous or amphitropous. Embryo 

 straight in fleshy albumen. 



Synopsis. 



* Ovary free from the calyx. 

 •(- Capsule opening by valves or teeth. 



1. HOTTONIA. Corolla salver-shaped. Leaves pectinately dissected. 



2. LYSIMACHIA. Corolla lobes entire. Sterile filaments none. Anthers oval. 



3. STEIRONEMA. Corolla lobes denticulate. Sterile filaments between the fertile. An- 



thers linear. 



4. DODECATHEON. CoroUa wheel-shaped. Stemless. Leaves radical. 



•I- -1- Capsule opening transversely. 



5. ANAGALLIS. Parts of the flower 5. Leaves oppcjsite. Stamens bearded. 



6. CENTUNCULUS. Parts of the flower 4. Leaves alternate. Stamens beardless. 



* * Ovary partly adherent to the calyx. 



7. SAMOLUS. Stamens 5, with sterile filaments interposed. Capsule valvate. 



1. HOTTONIA, L. 



Calyx 5-parted. Corolla salver-shaped, 5-lobed. Stamens 5. Style slender. 

 Capsule globose, at length splitting into 5 valves, which cohere at the base 

 and apex. Seeds fixed by the base, anatropous. — Aquatic perennial herbs, 



