132 EHINANTHACEAE. 



i'^^l. O. micranthum Willd. Stems 2-5 dm. tall, branched: leaf -blades ovate to 

 obloBg-ovate, 1-4 cm. long, serrate : panicles continuous or nearly so : calyx 2 

 mm. long, becoming 6-7 mm. long, the lower lip with subulate-tipped lobes: 

 corolla Tihite, pink, or purplish, 4 mm. long; upper lip minutely bearded, lower 

 lip with a notched middle lobe: nutlets about 1 mm. long. — Hammocks and 

 low pinelands, U. keys, L. keys. — [E. K.] — (Bah., Cuba, Ant.)- — Basil. 



Family 10. RHINANTHACEAE. Figwort Family. 



Herbs, shrubs, or trees. Stems commonly terete. Leaves opposite or 

 whorled, or alternate: blades entire, toothed, or divided. Flowers perfect, 

 axillaiy, or spicate or racemose. Calyx regular or rarely 2-lipped, of 4 or 

 5 more or less united sepals. Corolla mostly irregular, of 4 or 5 partially 

 united petals. Androeeium of 4, usually didynamous stamens, the fifth 

 one often represented by a staminodium, or of 2 stamens and 2 staminodia. 

 Gynoecium 2-carpellarv. Ovary 1-celled. Fruit capsular or rarely baccate. 



Upper lip, or lobes, of the corolla external in the bud, or wanting. 



Corolla nearly regular, about equally .j-lobed. 1. P.kamia. 



Corolla irregular, manifestly 2-lii)!)ed. 2. Mecakdoxia. 

 Lower lip, or lobes, of the corolla external in the bud. 



Sepals distinct or nearly so. 3. Capearia. 

 Sepals partially united into a tube. 



Corolla campanulate. funnelform or tubular : capsule not in- 

 cluded in the calyx. 4. Agalixis. 

 Corolla salverform : capsule included In the calyx. 5. Buchxeha. 



* ^ *' 1. BRAMIA Lam. Succulent, odorless, creeping herbs. Leaf-blades 

 broadest above the middle, entire or nearly so, sessile. Flowers axillary. 

 Calyx with the upper lobe broadest. Corolla nearly regular. Style elongate. 



;>' ^ ' 1. B. Monniera (L.) Drake. Stem and branches glabrous, 1-6 dm. long: 

 leaf -blades 1-2 cm. long, sometimes inconspicuously toothed: outer calyx- 

 lobes becoming 5-6 mm. long, usually acute: corolla white or pale-blue; upper 

 lobes retuse: capsules 5-S mm. long. — Coastal hammocks and lime-sinks, L. 

 keys.— [E. K.]—(Ber., Bah., Cuba, Ant.) 



3v. ' 2. MECARDONIA E. & P. Erect or diffuse, wiry herbs, the stems 

 angled. Leaf-blades toothed, narrowed at the base. Flowers axillary. Calyx- 

 lobes 5, unequal. Corolla mainly white or pink, 2-lipped. Stamens 4. Style 

 short. 



i'f "^ 1. M. tenuis Small. Plants 0.5-4 dm. long, prostrate : leaf-blades spatulate 

 to oblanceolate, oblong or lanceolate, 5-12 mm. long, sharply serrate: peduncles 

 filiform: calyx-lobes becoming .5-7 mm. long: corolla 6-7 mm. long: capsules 

 5-6 mm. long. — Hammocks and waste places, Key West. 



3. CAPRAEIA L. Herbs or woody plants. Leaves eauline: blades 

 toothed. Flowers axillary. Calyx-lobes 5, narrow. Corolla campanulate: 

 lobes 5, nearly equal, about as long as the tube. Stamens 4 or 5. 



S'H 1. C. biflora L. Stems 3-15 dm. tall, sometimes pubescent : leaf -blades ob- 

 lanceolate, cuneate or oblong, 1-6 cm. long, sharply-serrate, at least above: 

 calyx-lobes linear-lanceolate to linear-subulate, 4.5-7 mm. long: corolla white 

 or pink, about 10 mm. long: caj)sules oval or oval-ovoid, about as long as the 

 calyx. — Hammocks, pinelands, and waste j^laces, U. keys, L. keys, L. S. keys. — 

 [E. K.]—{Ber., Bah., Cuba, Ant.) 



'- - 4. AG-AIilNIS Eaf .^ Slender herbs, annuals. Leaves sessile, with linear 

 or filiform, entire blades. Flowers axillary. Calyx-lobes 5, often minute. 



^ Contributed by Mr. F. W. Pennell. 



