274 



CAPRIFOLIACEAE. 



VOL. III. 



14. Viburnum rufidulum Raf. Southern 

 Black Haw. Fig. 3970. 



Viburnum rufidulum Raf. Alsog. Am. 56. 1838. 

 Viburnum prunifolium var. ferrugineum T. & G. Fl. 



N. A. 2 : 15. 1841. Not V. ferrugineum Raf. 1838. 

 Viburnum rufotomentosum Small, Bull. Torr. Club 



23 : 410. 1896. 



A small tree, becoming 20 high. Leaves 

 elliptic to obovate, mostly obtuse at the apex, 

 finely and sharply serrate or serrulate, narrowed 

 or obtuse at the base, the veins brown-tomentose 

 beneath ; petioles 3"-8" long, winged, brown- 

 tomentose; cymes large, sessile, or very short- 

 peduncled, the principal rays 3-5, mostly 4; flow- 

 ers 3"-3i" broad; drupe oval, 5 "-7" long, blue 

 with a bloom; seed nearly orbicular. . 



In woods and thickets, New Jersey to Missouri, 

 Kansas, Florida and Texas. Ascends to 3500 ft. in 

 Virginia. April-May. Fruit ripe Aug.-Sept. 



Viburnum obovatum Walt., admitted into our 

 first edition as recorded from Virginia, is not defi- 

 nitely known to range north of South Carolina. 



15. Viburnum Lan tana L. Way- 

 faring Tree. Fig. 3971. 



Viburnum Lantana L. Sp. PI. 268. 1753. 



A shrub, or small tree, sometimes 

 12 ft. high, widely branched, the 

 winter-buds naked. Young twigs, 

 buds and petioles densely stellate- 

 tomentose. Leaves ovate to ovate- 

 elliptic, serrulate, dark green and 

 loosely stellate-pubescent or glabrous 

 above, paler and more or less stel- 

 late-tomentose beneath, 2'-4' long, 

 rounded or acutish at the apex, sub- 

 cordate at the base, the petioles stout 

 and short; cymes short-stalked, 

 stellate-tomentose, densely many- 

 flowered, the flowers all alike, 3"-4" 

 broad ; drupe red, oval, 4"-5" long, 

 its stone grooved. 



Roadsides, escaped from cultivation 

 in New England. Native of Europe and Asia. The naked winter-buds ally this species to V. 

 alnifolium Marsh. May-July. 



3. TRIOSTEUM L. Sp. PI. 176. 1753. 



Perennial herbs, with simple terete stems and opposite connate-perfoliate or sessile leaves 

 narrowed below the middle. Flowers axillary, perfect, solitary or clustered, sessile, yellowish, 

 green, or purplish, 2-bracted. Calyx-tube ovoid, its limb 5-lobed, the lobes elongated, per- 

 sistent and sometimes foliaceous in our species. Corolla-tube narrow or campanulate, gibbous 

 at the base, the limb oblique. Stamens 5, inserted on the corolla-tube; filaments very short; 

 anthers linear, included. Ovary 3~5-celled; ovules I in each cavity; style filiform; stigma 

 3~5-lobed. Drupe coriaceous, orange or red, enclosing 2-3 (rarely 4-5) i-seeded nutlets. 

 Endosperm fleshy; embryo minute. [Greek, three-bone, from the 3 bony nutlets.] 



Six known species, the following of eastern North America, two Japanese, one Himalayan. 

 Type species : Triosteum perfoliatum L. 



Leaves ovate or oval ; flowers purplish or dull red. 



Leaves, or some of them, connate-perfoliate; fruit orange-yellow. i. T. perfoliatum. 



Leaves narrowed to a sessile base ; fruit orange-red. 2. T. aurantiacum. 



Leaves lanceolate or oval-lanceolate ; flowers yellowish. 3. T. angustifolium. 



