EUBIACEAE. 141 



13. EE.NODEA Sw. Diffuse or vine-like shrubs. Leaf-blades leathery. 

 Flowers axillary. Sepals 4-6, narrow. Corolla with a long tube and 4-6 

 relatively long lobes. Stamens 4-6: filaments adnate to the top of the corolla- 

 tube: anthers narrow. Drupe thin-fleshy. 



Sepals about }^ as long as the corolla-tube : anthers narrowly linear. 1. E. Uttoralts. 

 Sepals about ^ as long as the corolla-tube : anthers narrowly oblong. 2. E. angusta. 



1. E. littoralis Sw, Stem and branches prostrate : leaves fleshy ; blades mainly 

 elliptic, sometimes narrowly so, 2-3.5 cm. long : corolla white ; tube mostly 

 over 10 mm. long: anthers over 2 mm. long: drupes mainly globular. — Coastal 

 sand-dunes and rocky shores, U. S. keys, U. keys, L. keys, L. S. keys. — {Bah., 

 Cuba, Ant.) 



2. E. angusta Small. Stem and branches more slender than those of E. 

 littoralis: leaves firm; blades linear, 2-4 cm. long: corolla usually reddish; 

 tube mostly less than 10 mm. long: anthers over 1.5 mm. long: drupes mainly 

 oval. — Pinelands, L. keys. — [E. K.] — (Bah.) 



14. BORHEKIA Meyer. Herbs or woody plants. Leaf-blades herbaceous. 

 Flowers in compact axillary cymes. Sepals usually 2, sometimes 4, unequal 

 Corolla with a short tube and 4 broad lobes. Stamens 4: filaments adnate to 

 the top of the corolla-tube : anthers globular to oval. Capsule with each carpel 

 open along the inner face. 



Calyx-lobes triangular or lanceolate : corolla much longer than the calyx : filaments 

 longer than the anthers. 1. B. podocephala. 



Calyx-lobes subulate, corolla about as long as the calyx : fila- 

 ments very short. 2. B. parviflora. 



1. B. podocephala DC. Perennial, 0.5-3 dm. tall: leaf -blades linear-spatulate 

 to linear, often narrowly so, 1-3 cm. long, veinless: corolla-lobes over 1 mm. 

 long. — Pinelands, L. keys. — [E. K.] — (Cuba, Ant.) 



2. B. parviflora Meyer. Annual, 1-9 dm. tall: leaf -blades oblong to elliptic, 

 linear-oblong, or linear, 1-2.5 cm. long, veiny: corolla-lobes over 1 mm. long. 

 — Pinelands, L. keys. — [E. K.] — (Cuba, Ant.) 



15. SPERMACOCE [Dill.] L. Herbs or woody plants. Leaf -blades 

 herbaceous. Flowers in dense, axillary cymes. Sepals usually 4. Corolla with 

 a short tube and 4 broad lobes. Stamens 4: filaments adnate at least to the 

 lower part of the corolla-tube: anthers oval or globular. Capsule with 1 

 dehiscent and 1 indehiscent carpel. 



Corolla-lobes longer than the tube. 1. S. tcnuior. 



Corolla-lobes shorter than the tube. 2. S. keyensc. 



1. S. tenuior (L.) Lam. Stems 1-5 dm. tall, often pubescent: leaf -blades oblong, 

 elliptic, or oblong-lanceolate, 2-5 cm. long: corolla-lobes ovate, shorter than the 

 tube: fruits over 2 mm. long, coarsely hispidulous.- — Hammocks, L. keys. — 

 [E. K.]—(Ber., Bah., Cuba, Ant.) 



2. S. keyense Small. Stems and branches prostrate, 1-4 dm. long, glabrous: 

 leaf -blades oblong, varying to broadest below or above the middle, or oblong- 

 lanceolate, mostly 1-2 cm. long: corolla-lobes ovate, longer than the tube: 

 fruits 1.5-2 mm. long, minutely hispidulous. — Open hammocks and sandy places, 

 U. keys, L. keys, 



16. GALIUM L. Weak or wide-spreading herbs. Leaves with blades 

 and stipules about equal in size. Flowers in simple or rarely branched cymes, 

 the ultimate flower-stalks bracted. Sepals usually obsolete. Corolla rotate, 



