264 AQUIFOLIACE^. (HOLLY FAMILY.) 



4. I. Daliooii, Walt. (DAHOON HOLLY.) Leaves oblanceolate or oblong, 

 entire, or sharply serrate towards the apex, with revolute margins (2' -3' long), 

 the midrib and peduncles pubescent ; calyx-teeth acute. Swamps, coast of Virginia 

 and southward. June. 



i 2. PRINOlDES. Parts of the (polygamous) flowers in fours or fives (rarely in 

 sixes) : drupe red or purple, the nutlets striate-ribbed (the dorsal ribs nearly simple) : 

 leaves membranaceous and deciduous : shrubs. 



5. I. dccidlia, Walt. Leaves wedge-oblong or lance-obovate, obtusely serrate, 

 downy on the midrib beneath ; peduncles of the sterile flowers longer than the 

 petioles, of the fertile short ; calyx-teeth smooth, acute. Wet grounds, Vir- 

 ginia, Illinois, and southward. May. 



6. I. lllOllticola.. Leaves ovate or lance-oblong, ample (3' - 5' long) , smootfi, 

 sharply sen-ate ; fertile flowers very short-peduncled ; calyx ciliate. (I. ambigua, 

 Torr. I. montana, ed. 1, not Prinos montanus, Sw.) Damp wopds, Taconie 

 and Catskill Mountains, New York, and Alleghanies from Penn. southward. 



$ 3. PRiNOS, L. Parts of the sterile flowers in fours, fives, or sixes, those of the 

 fertile flowers commonly in sixes (rarely in fives, sevens, or eights) : nutlets smooth 

 and even : shrubs. 



* Leaves deciduous : flowers in sessile clusters or solitary : fruit scarlet. 



7. I. vcrticri lift til. (BLACK ALDER. WINTERBERRY.) Leaves obo- 

 vate, oval, or wedge-lanceolate, pointed, acute at the base, serrate, downy on the 

 veins beneath ; flowers all very short-peduncled. (Prinos verticillatus, L.) Low 

 grounds ; common, especially northward. May, June. 



8. I. lirvigYtUi. (SMOOTH WINTERBERRY.) Leaves lanceolate or 

 oblong-lanceolate, pointed at both ends, appressed-serrulate, shining above, be- 

 neath mostly glabrous ; sterile flowers long-pedunded. (Prinos Isevigatus, Pursh.) 

 Wet grounds, Maine to the mountains of Virginia. June. Fruit larger 

 than in No. 7, ripening earlier in the autumn. 



* * Leaves coriaceous and evergreen, shining above, often black-dotted beneath : fruit 

 black. (Winterlia, Moench.) 



9. I. gljifora. (!NKBERRY.) Leaves wedge-lanceolate or oblong, spar- 

 ingly toothed towards the apex, smooth; peduncles (' long) of the sterile 

 flowers 3 - 6-flowered, of the fertile 1-flowered; calyx-teeth rather blunt. (Pri- 

 nos glaber, L.) Sandy grounds, Cape Ann, Massachusetts, to Virginia and 

 southward near the coast. June. Shrub 2 - 3 high. 



2. NEMOPANTHES, Raf. MOUNTAIN HOLLY. 



Flowers polygamo-dioecious. Calyx in the sterile flowers of 4 - 5 minute de- 

 ciduous tfeth ; in the fertile ones obsolete. Petals 4-5, oblong-linear, widely 

 spreading, distinct. Stamens 4- 5: filaments slender. Drupe with 4 -5 bony 

 nutlets, light red. A much-branched shrub, with ash-gray bark, alternate and 

 oblong deciduous leaves on slender petioles, entire, or slightly toothed, smooth. 

 Flowers on long and slender axillary peduncles, solitary, or sparingly clustered. 

 (Name said by the author of the genus to mean " flower with a filiform pedun- 



