ORDER 73. ERICACEAE. 207 



32. SCHWEINITZIA, Ell. CAROLINA BEECH-DROPS. Calyx persist- 

 ent, of 5 erect, ovate-acuminate sepals. Corolla persistent, campanulate, 

 limb 5-lobed. Sta. 10, anthers awnless, opening by pores at apex. Style 

 thick, stig. large, 5-angled, caps. 5-celled, 5-valved. Seeds numerous, mi- 

 nute. Plant leafless, brownish. Flowers subsessilc, capitate, reddish- 

 white, with the odor of the violet. 



S. odorAta Ell. Wood?, Md. to Car. 3-5'. Habit of Monotropa. February, March. 



33. PTEROSPORA, Nutt, ALBANY BEECH-DROPS. Calyx 5-parted. 

 Cor. urceolate, roundish-ovoid, the limb 5-toothed and reflexed. Sta. 10, 

 anthers peltate, 2-celled, 2-awned, opening lengthwise. Caps. 5-celled, 5- 

 valved. Seeds very numerous, minute, winged at the apex, u Leafless, 

 brownish-red, simple, viscid-woolly. Fls. racemed, white. 



P. Aiidromed^a Nutt. Near Albany, N. Y. (A.. Stores), N. aud W. : rare. 1230'. 

 Rac. erect, loose, with 40 or more drooping fls. resembling those of Andromeda. Jl. 



ORDER LXXIV. AQUIFOLIACE^E. HOLLYWORTS. 



Shrubs or trees, with simple, coriaceous, exstipulate leaves. Flowers 

 small, axillary, sometimes dioecious. Sepals 4 6, imbricate in bud, very 

 minute. Corolla regular, 4-G-cleft or parted, hypogynous, imbricate in 

 aestivation. Stamens inserted into the very short tube of the corolla and 

 alternate with its segments. Anthers adnate. Ovaries free from the calyx, 

 2-G-celled, with a solitary, suspended ovule in each cell. Fruit drupa- 

 ceous, with 2 stones or nucules. Albumen large, fleshy. 



Tlnbitnally tetramerous. Drnpe with 4, bony, sulcate nutlets ILEX. 1 



Habitually tetramerous. Drupe with 4, horny, smooth nutlets NKMOPANTHF-S. 2 



S Habitually hexamerous. Berry with 6 (7, 8) smooth, cartilaginous seeds PRINOS. 3 



1. ILEX, L. HOLLY. Fls. 4- (rarely 5-) parted, mostly perfect, but many 

 abortive. Calyx 4- toothed, persistent. Pet. 4, distinct or scarcely united 

 at base. Sta. 4. Stig. 4, or united into one. Drupe red, with 4 bony nut- 

 lets, ribbed and furrowed on the convex back. ^> > t> Leaves alternate. 

 Flowers small, white, lateral, single or clustered. 



* Trees evergreen. Leaves armed with spinous teetli No. \ 



* Shrubs evergreen. Leaves nnarmed, serrate or entire Nos. 2 4 



* Shrubs deciduc us. Lvs. thin. a Pedicels short as the petioles Nos. 5, 6 



a Fed. (the sterile) longer than petioles No. 7 



1 I. op lea Ait. Lvs. thick, smooth, oval, spinescent at apex, and with remote, re- 



pand, spinescent teeth ; drupe ovoid, nutlets 5-ribbed on the back. Woods, Mass 

 to Ga. and La. 15 30f. A beautiful evergreen. June. 



/3. integ-ra. Lvs. entire, only a few of them 1-3-toothed. Tree, S. 



2 I. Dahoon Walt. Downy, more or less ; Ivs. 23', oblong to oblanceolate, thick, 



shining above, pale beneath, entire, acute or obtuse ; sterile ped. co-flowered, feitilc 

 few-flowered ; nutlets 3-ribbed. Swamps, Va., and S. 5 12f. May. 



/3. llsruHtrtna has narrow, wedge-lanceolate, acute, subserrate leave?. South. 



3 I. myrtifolia Walt. Nearly smooth ; Ivs. very small (5 W), oblong-linear, thick, 



serrulate when young, subsessile: pedicels 1-9-floweml. Pine-barren ponds, Md. *') 

 Fla. 12 2!)f. Stems straggling, light gray. Very unlike No. 2. May. 



