EUBIACEAE. 407 



2. Plantago lanceoljlta L. Sp. PI. 113. 1753. 



Perennial or biennial, pubescent; rootstock short, erect, with, tufts of 

 brown hairs at the bases of the leaves. Leaves narrowly olilong-lanceolate, 

 shorter than the scapes, entire, acute or acuminate, gradually narrowed into 

 petioles, 3-5-ribbed, 5-30 cm. long; scapes slender, channeled, sometimes 7.5 

 dm. tali; spikes dense, at first ovoid, becoming eylindric, blunt and 1-10 cm. 

 long in fruit, 8-12 mm. thick; flowers perfect, proterogynous; sepals ovate, 

 with a narrow green midrib and broad scarious margins, the two lower ones 

 commonly united; corolla glabrous; filaments white; pyxis oblong, very obtuse, 

 '2-seeded, slightly longer than the calyx, circumscissile at about the middle. 



Eoadsides, New Providence : — Bermuda ; North America ; Cuba ; Jamaica. Nat- 

 uralized from tlie Old World. Eibwokt. 



Order 6. RUBIALES. 



Corolla gamopetalous. Anthers separate, the stamens as many as the 

 corolla-lobes and alternate vfith them (one fewer in Linnaea of the Capri- 

 foliaceae) or tv?iee as many. Ovary compound, inferior, adnate to the 

 calyx-tube. Ovules 1 or more in each cavity of the ovary. Leaves opposite 

 or verticillate. 



Leaves stipulate, usually blackening in drying. B^am. 1. Rubiaceab. 



Leaves usually estipulate, not blackening in drying. Fam. 2. CApniFOiyiACBAB. 



Family 1. KUBIACEAE B. Juss. 



Madder Family. 



Herbs, shrubs, or trees, with simple, opposite or sometimes verticil- 

 late, mostly stipulate leaves, and perfect, often dimorphous or trimor- 

 phous, regular and nearly symmetrical flowers. Calyx-tube adnate to the 

 ovary, its limb various. Corolla funnelform, club-shaped, campanulate, 

 or rotate, 4-5-lobed. Stamens as many as the lobes of the corolla and 

 alternate with them, inserted on its tube or throat. Ovary 1-10-celled; 

 style simple or lobed; ovules 1-°° in each cavity. Fruit a capsule, berry, 

 or drupe. Seeds various; seed-coat membranous or crustaceous; endo- 

 sperm fleshy or homy (rarely wanting in a few genera) ; cotyledons ovate, 

 cordate, or foliaoeous. A large family of some 340 genera and about 6,000 

 species, of wide distribution. 



i. Cavities of the ovary with several or many ovules ; seeds several or many. 

 Fruit dry, capsular. 



Herbs. 1. Oldenlandia. 



Shrubs or trees. 



Seeds wingless ; leaves linear, grooved. 2. RacMcallis. 



Seeds winged ; leaves broad. 3. Exoatema. 



Fruit pulpy, baccate. 

 Fruit 2-celled. 



Flowers in cymes. 4. Oasasia. 



Flowers solitary. 



Ctorolla'-lobes 5, convolute. 5. BanMa. 



Corolla-lobes 4, valvate. 6. Catesbaea. 



Fruit 5-celIed. 7. Hamelia. 



B. Cavities of the ovary with a single ovule ; seeds solitary. 

 Ovule pendulous. 



Filaments wholly or partly a«inate to the corolla-tube. 



Calyx-limb deciduous, though often tardily so. 8. Ouetta/rda. 



Calyx-limb persistent, crowning the fruit. 9. Stenostomum. 



Filamraits not adnate to the corolla-tube. 



Inflorescence terminal, or sometimes also axillary. 10. ErUhaUs. 



Inflorescence axillary. 



