RUBIACEAE. 421 



4. Ernodea Millspaughii Britton, Bull. Torr. Club 35: 207. 1908. 



A shrub, 6-12 dm. liigh_, the twigs and leaves glabrous. Leaves oblong- 

 oblanceolate, sharply pointed, 2-3 cm. long, 5-8 mm. wide, the short broad 

 stipules cuspidate; flowering calyx obovoid, about 3 ram. long, the triangular 

 lobes only one-fifth to one-fourth as long as the ovary; corolla white, 1 cm. 

 long, its lobes about one-half as long as the tube ; fruit nearly oval, 5 mm. 

 long, the calyx-lobes triangular-lanceolate, 1.5-2 mm. long. 



Coastal sands of Long Island, Great Ragged Island, and Grand Turk. Endemic. 

 MiLLSPAUGH's Ernodea. 



5. Ernodea Taylori Britton, Bull. Torr. Club 35: 208. 1908. 



Spreading, with long slender branches, glabrous. Leaves narrowly linear, 

 stiff, 1.5-2,5 cm. long^ 1.5-2 mm. wide, revolute-margined, spinulose-tipped, 

 the stipules triangular-subulate; flowers not seen; fruit golden-yellow, oval, 5 

 mm. long, the calyx-lobes narrowly linear, 2 mm. long. 



On white-lands at Tenados, Inagua. Endemic. Taylor's Ernodea. 



6. Ernodea Nashii Britton, Bull. Torr. Club 35: '208. 1908. 



Pros'trate, glabrous throughout, the branches 6 dm. long, or more, the 

 branchlets erect or ascending, 0.5-2 dm. high, the twigs very densely clothed 

 with leaves. Leaves linear-oblanceolate, leathery in texture, 2-2.5 cm. long, 

 2-3 mm. wide, mucronulate ; flowering calyx 4.5 mm. long, its lobes acute, 1.5 

 mm. long; corolla 1.5 cm. long, its lobes w^hite within, brown without, about 

 one-third as long as the tube ; fruit ovoid-oval, 5 mm. long, the persistent 

 acute calyx-lobes 1.5 mm. long. 



White-lands at Moujean Harbor, Little Inagua and at the west end of that 

 island. Endemic. Nash's Ernodea. 



18. BORRERIA G. F. W. Meyer, Prim. Fl. Esseq. 79. 1818. 



Annual or perennial herbs, or shrubby plants, with opposite entire leaves, 

 the stipules sheathing, the flowers perfect, solitary in the axils, or in axillary 

 or terminal clusters. Calyx-tube obovoid or turbinate, its lobes persistent, 

 sometimes accompanied by small teeth. Corolla w^hite, pink or blue, funnel- 

 form or salverform, the lobes 4, valvate, spreading. Stamens 4, adnate to the 

 corolla-tube, sometimes up to its throat. Disk obsolete or cushion-like. Ovary 

 2-eelled; styles wholly or partially united; ovules solitary in each cavity, 

 amphitropous. Fruit leathery or crustaceous, the 2 carpels opening along 

 their inner faces. [In honor of W. Borrer, British lichenologist.] About 90 

 species, natives of tropical and warm regions. Type species: Borreria suave- 

 olens Meyer. 



Annual herbs. 



Calyx-teeth ovate, much shorter than the tube. 1. B. laevis. 



Calyx-teeth subulate, nearly as long as the tube. 2. B. ocimokles. 



Shrubs or woody perennial herbs. 



Stems more or less pubescent : leaves ciliate. 



Stem-pubescence short, stiff. .S. /?. thj/mifolia. 



Stem-pubescence loose, floccose. 4. B. inaguensis. 



Stems glabrous ; leaves not ciliate or but slightly ciliate. 

 Leaves linear-oblong, 1.5-3 mm. wide; corolla 4.5-5 mm. 



long. 5. B. saxicola. 



Leaves linear, 0.8-1.2 mm. wide ; corolla 2.5-4 mm. long. 



Calyx-lobes long-ciliate ; corolla 4 mm. long. 6. B. Wilsonii. 



Calyx-lobes glabrous ; corolla 2.5 mm. long or less. 

 Leaves firm in texture, 1-1.5 cm. long; internodes 



of branches short; calyx-lobes mostly 2 or 3. 7. B.hahamcnsis. 



Leaves thin in texture, 1-3 cm. long ; internodes of 



branches elongated; calyx-lobes 4. 8. B. savannarum. 



