1266 RUBIACEAE 
jeg (Fl SE. U. S. ) Open hammocks and sandy places, Florida Keys.— 
lH 
4. S. tetraquetra A. Rich. Stem 2-14 dm. tall, usually branched, hirsute, four- 
‘sided: leaf-blades nuc often narrowly so, varying pa nai. adest above or 
below the middle, aeute; flower- rA b hypanthium hispid: T 
lanceolate to ih a. 1-1.5 long; co oro whi te, 2— I om 
ovate, much shorter ‘than the e e, pubescent at the bas 22m 
fruit ellipsoid, fully 2-2.5 mm. long, hispid.—Pinelands, Bverglade Keys, Fla.— 
(W. I.)—4A1 yea 
. GALIUM L. Perennial, or sometimes annual, weak spreading herbs. 
Leaves with blades and stipules about equal in size. Flowers in simple or 
branched cymes. Sepals usually obs d Corolla rotate, with 3-5 lobes. 
mens 3-5. Fruit globular or es ous. About 250 species, widely dis- 
tributed.—BEpSTRAWS.  CLEAVERS 
Fruit dry. 
Plants annual. 
Fk wers in axillary cymules 
uit densely uncinate-his . APABINA. 
Fruit slightly granular or singoli II. PARISIENSA. 
Flowers ra in the axils. III. VIRGATA. 
Plants perenn 
Fruit Ua oe spid. 
Leaves and stipules in 4's; blades not bristle-tipped. IV. 
eaves and stipules in 6's; blades Ba Vv. TRIFLORA. 
Fruit smooth and glabrous or "merely rty. 
orolla brownish or brownish-pur Pos e. VI. LATIFOLIA. 
Corolla white or greenis sh. VII. TINCTORTA, 
Fruit fleshy. VIII. BERMUDENSA, 
I. APARINA 
Plant with the long weak reclining stems retrorse-scabrous or 
prickly on the angles. 1. G. Aparine. 
II. PARISIE 
Plant o branched, the branches rue scabrous on 
the angles 2. G. parisiense. 
III. Vi TA 
Plant with slender stems and remote od of very short 
ves and stipules. 3. G. virgatum. 
IV. PILOSA 
lowers manifestly Poa Tra 4. G. pilosum. 
Flowers sessile or ne : 
6 
riy S 
Leaf-blades elliptic. "ode to oval: corolla pubescent. . G. circaezans. 
Leaf-bl o eolate or ovate-lanceolate ; corolla glabrous 
or nea So. . G. lanceolatum. 
V. TRI 
Plant fragrant in drying: leaf-blades pu Hp E T. G. triflorum. 
VI. LATIFOLIA 
Leaf-blades ides lanceolate, 3-veined: fruit smooth. 8. G. latifolium. 
Leaf-blades narrowly or linear-lanceolate, mostly i1-veined: 
fruit innate" M Ae 9. Œ. arkansanum. 
VII. TINCTORIA 
Leaf-blades obtuse or merely acute. 
Corolla-lobes 3, obtuse: cn scabrous. 10. G. Claytonii. 
Corolla- C. 4, Beute: 'stem smooth. 
Stip as large as in SER or nearly so : fruits when 
efc 3-3.5 m 11. Œ. tinctorium. 
a much a aud. narrower than the leaves: 
fruits when didymous 4-5 mm. wide. 12. G. filifolium. 
Leaf-blades cuspidate. 18. G. asprellum. 
VIII. BERMUDENSA 
Leaf-blades linear or nearly so. 14. G. uniflorum. 
Leaf-blades elliptic to oval. l 15. G. bermudense. 
