RUBIACE^. (MADDER FAMILY.) 383 



7. OAlilUm, L. Bedstratt. Cleavers. 



Flowers perfect or polygamous. Calyx-teeth obsolete. Corolla 

 rotate, 4-lobed, tube sometimes slightly campanulate. Fruit twin, dry; 

 mericarps hemispherical or oblong-linear — Herbs, sometimes shrubby 

 at base, with flowers in axillary cymes, panicled or corymbose, or j3owers 

 solitary, axillary. 



* Perennials. Floicers perfect. Peduncles even in fruit, erect. 



t Corolla white. Leaves 1-nerved. 



1 G. Bocconi, 2 Schlumbergcri, 3 Pestalozzae, 4 Ehrenbergii, 5 



Tolosianum, 6 erectum, 7 Orientale, 8 Cilicicum. 



1 1 Corolla yellow, cream-colored, or gresnish-yellow. Leaves l-nerved. 



9 G. aureum, 10 verum, 11 Sinaicum. 



t 1 1 Corolla jiurple. Leaves 1-nerved. 



12 G. canum, 13 Cappadocicum, 14 jungermanniodes. 



"^ "^ Annuals. Fruit on erect or reflexed pedicels, not covered h/ rejlexed 



leaves. 



t Ramification not whorled. 



X Mericarps globular. 



§ Fruits .002 to .006 long, twin. Corolla white. 



1 Flaccid, decumbent, or climbing, retrorsely scah^ous plants. 



15 G. saccharatum, 16 tricorne, 17 verticillatum, 18 Aparine, 19 

 spurium, 20 pisiferum, 21 adhaerens. 



IT IF Ltcarf, erect, glabrous or soft-puberulent plants. 



22 G. peplidifolium. 



§ § Fruits .0005 to .001 Imig. Corolla greenish, yellow, or purplish. 



23 G. divar!catum, 24 tenuissimum, 25 nigricans, 26 Syriacum, 27 

 Hierosolymitanum, 28 Judaicum, 29 Cassium, 30 setaceum, 31 Decais- 

 nei, 



X X Mericarps oblong or ovate. 

 32 G. murale, 33 verticillatum. 

 1 1 Ramification lohorled. Fruit, globular, half as large as a hempseed. 

 34 G. bracteatum. 



* ♦ * Annuals or perennials. Fruit, on recurved pedicels, covered by rejlex- 

 ed ~ 



35 G. coronatum, 36 Pedemontanum, 37 articulatum. 



1. O. Bocconi, All. Fed. 11 Stems ascending, pubescent 

 below. Leaves in sixes and eights, oblanceolate, mucronate, the low- 

 est pubescent, broader. Umbels trichotomous ; corolla-lobes acute, 

 not aristate; fruit glabrous— Spring — Pine forests of Gilead (Tristram). 



2. O. Schlumtoergeri, Boiss. If .3, velvety ; stems indurated 

 at base, ascending, ending in a stiff, elongated panicle. Leaves in sixes, 

 linear-lanceolate, mucronate ; pedicels shorter than flowers ; corol- 

 la-lobes triangular, the obtuse tip recurved ; anthers yelloio ; ovary 



— Summer — Mt. Hermon. 



