426 ORDER LXXV. AQUU^^OLIACE^X 



Order LXXV.— AQUIFOLIA'CEiE. 



Flowers dioecious. Calyx 4 — 8-cleft. Corolla 4 — 8-parted, 

 hypogynous, aestivation imbricate. Stamens 4 — 8. Filaments 

 erect. Anthers adnate. Ovary 2 — G-celled. Ovules solitary. 

 Fruit fleshy, 2 — 6-seeded ; albumen fleshy, large. Emhryo 2- 

 lobed. Trees and shrubs, with coriaceous leaves. Flowers 

 small and axillary. 



Gents I— I'LEX. L. 4—4. 

 (The Latin name of a species.) 



Flowers dioecious. Calyx 4-toothed. Corolla rotate, 4-cleft ; 

 in the sterile flowers stamens 4, alternate with the segments of 

 the corolla and inserted into it ; in the fertile florets stigmas 4. 

 Style none. Fruit 4-seeded. 



1. I. opa'ca, (Ait.) A large tree, with dense, irregular branches. 

 Leaves alternate, oval-lanceolate, acute, spiny, dentate, glabrous, coria- 

 ceous, shining on the upper surface, perennial. Flowers clustered, on 

 short peduncles. Calyx with 4 minute teeth. Corolla small, rotate, 

 4-cleft. i^rr<?7 scarlet, 4-seedecl. — White. April — May. Drv rich soils. 

 50—40 feet. ' " Holly. 



2. I. Dah'oon, (Walt.) A small shrub, with long, virgate branches. 

 Leaves alternate, oblong-lanceolate, coriaceous, glabrous, spiny when 

 voung, often entire when old. Flowers in axillary, paniculate clusters. 

 "Corolla smalL Berry red, persistent. — White. ^ . May. Common. 

 4 — 12 feet. ' Dahoon Holly. 



3. I. ligustri'na, (Ell.) A shrub with expanding branches. Leaves 

 narrow, lanceolate, cuneate, usually entire, coriaceous, perennial. Floio- 

 frs generally solitary. i^rw^Y red, scattered. — White. ^. May — June. 

 Swamps. 6 — 10 feet. 



4. I. myrtifo'lia, (Walt.) A shrub, with expanding, rigid branches, 

 pubescent when young. Leaves alternate, perennial, lineardanceolate, 

 glabrous, occasionally with a few shai'p serratures. Sterile flowers 

 generally by threes, fertile ones solitary, axillary. — White. "^ . May 

 — June. Around ponds. 10 — 20 feet. 



5. I. Cassi'na, (Walt.) A shrub, with erect, virgate branches, branch- 

 lets expanding, pubescent when young. Leaves alternate, oval, obtuse, 

 serrate, glabrous, shining. Flowers in axillary clusters; peduncles gen- 

 erally 3-flowered, pubescent. Corolla with obtuse segments. Fruit 

 globose, 4-celled, scarlet. — White. ^ . March — April. Loose soils, near 

 the ocean. 6 — 15 feet. 



6. I. prinoi'des, (L.) A sjnall shrub, with virgate branches. Leaves 

 lanceolate, cuneate ; peduncles several-flowered, one of them abortive, 

 the others fertile. — White. ^ . April — May. Near Culloden, G-eo. 



Genus IL— PRI'NOS. L. 6—1. 

 (The Greek name of a species.) 



Calyx 4 — 8-cleft. Corolla 4— S-parted, rotate. Stamens 



