872 FLORA. 



.10. Viburnum cassinoides L. WITHE-ROD. APPALACHIAN TEA. (I. F. 

 f. 3442.) A shrub, 0.6-4 m - high? with ascending gray branches, the twigs some- 

 what scurfy, or glabrous. Leaves ovate or oval, thick, narrowed or sometimes 

 rounded at the base, acute, 2-8 cm. long, generally crenulate, glabrous or very near- 

 ly so; peduncle shorter than or equalling the cyme; drupe pink, becoming dark 

 blue, globose to ovoid, 6-10 mm. long; stone round or oval, flattened. In swamps 

 and wet soil, Newf. to Manitoba, N. J.. Ga. and Ala. June-July. 



n. Viburnum nudum L. LARGER WITHE-ROD. (I. F. f. 3443.) Similar 

 to the preceding, but usually larger, sometimes 5 m. high. Leaves oval, oval- 

 lanceolate, or obovate, entire or obscurely crenulate, mostly larger (sometimes 2.2 

 dm. long), narrowed at the base, acute or obtuse, more prominently veined, some- 

 times scurfy on the upper surface; peduncle equalling or exceeding the cyme. In 

 twamps.Conn.to Fla., Ky. and La. Blooms a little later than the preceding species. 



12. Viburnum Lentago L. NANNY-BERRY. SHEEP-BERRY. (I. F. f. 3444.) 

 A shrub, or often a small tree. Winter buds acuminate, glabrous; leaves slender- 

 petioled, ovate, mostly rounded at the base, acuminate, 5-10 cm. long, glabrous on 

 both sides, or rarely a little pubescent beneath, sharply serrulate ; petioles often 

 broadened and wavy-margined, 1.8-2.5 cm - l n g '> cyme several-rayed, 5-13 cm. 

 broad ; drupes oval, bluish-black with a bloom, 10-12 mm. long; stone very flat, 

 circular or oval. In rich soil, Hudson Bay to Manitoba, N. J., Ga., Kans., Ind. and 

 Mo. Fruit sweet, edible. May. 



13. Viburnum prunifolium L. BLACK HAW. STAG-BUSH. SLOE. (I. F. 

 f. 3445.) A shrub or small tree, similar to the preceding; but the winter buds 

 smaller, less acute, often reddish-pubescent. Leaves ovate or broadly oval, obtuse 

 or acutish, 2-8 cm. long, finely serrulate, glabrous or nearly so; petioles rarely 

 margined; cyme several-rayed, 5-10 cm. broad; drupe oval, bluish black and glau- 

 cous, 8-10 mm. long; stone very flat on one side, slightly convex on the other, oval. 

 In dry soil, Conn, to S. Car., Mich., Kans. and Tex. April-June. Fruit ripe in 

 September, sweet and edible. 



Viburnum prunifblium globbsum Nash. Drupe globose, about 6 mm. in diameter; 

 cymes smaller; flowers expanding; before the leaves. N. J. and Penn. 



14. Viburnum rufotomentosum Small. SOUTHERN BLACK HAW. (I. F. 

 f. 3446.) A small tree. Leaves elliptic to obovate, mostly obtuse, finely and sharp- 

 ly serrate or serrulate, the veins brown tomentose beneath; petioles 6-16 mm. 

 long, winged, brown-tomentose; cymes large, the principal rays mostly 4; flowers 

 6-7 mm. broad; drupe oval, 10-14 mm. long, blue with a bloom; seed nearly orbic- 

 ular. In woods and thickets, Va. to 111., Mo., Fla. and Tex. April-May. 



15. Viburnum pbovatum Walt. SMALL VIBURNUM. (I. F. f. 3447.) A 

 shrub, 0.6-2.5 m. high, the twigs, petioles and rays of the cyme slightly pubescent, 

 or at length glabrate. Leaves obovate, oblanceolate or spatulate, obtuse or retuse, 

 short-petioled, glabrous or very nearly so, entire, or obscurely crenate toward the 

 apex, 1-4 cm. long; cymes 3-5 -rayed, 2-5 cm. broad; drupe oval, black, 6-8 mm. 

 long; stone lenticular, slightly furrowed on both sides. In swamps and along 

 streams, Va. (according to Gray) to Fla. April- May. 



3. TRIO'STEUM L. 



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

 sessile leaves narrowed below the middle. Flowers axillary, perfect, sessile, yel- 

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

 elongated, persistent and sometimes foliaceous in our species. Corolla- tube nar- 

 row or campanulate, gibbous at the base, the limb oblique, unequally lobed. 

 Stamens 5. inserted on the corolla-tube; filaments very short; anthers linear, in- 

 cluded. Ovary 3~5-celled; ovules I in each cavity; style filiform; stigma 3~5-lobed. 

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

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

 Five known species, the following of eastern N. Am., two Japanese, one Hima- 

 layan. 



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. 



