K06ACIJ.K. (K06K lAMlLV.) ICl 



shining; flowers solitary or 2 -3 together on a- n/ short /jicluiwks ; calyx-lobes a$ 

 Ion;/ us the petals ; styles 5; Iruit globuhir or pear-shaped, yellowish. — Sandy 

 soil, New Jersey to Virginia and southward. May. — blirub 3° -6° high. 



17. PYRUS, L. I'lOAK. AiTLK. 



Calyx-tulx; urn-shaiK-d, the linil) .'i-eleft. Petals i-oundish or ohovato. Sta- 

 mens numerous. Styles 2-5. Tome fleshy or herry-like ; the 2-5 carpels or 

 cells of a ])ai)ery or cartilaginous te.\ture, 2-seeded. — Trees or sliruhs, witli 

 liandsonie flowers in coryuil)ed cymes. (Tlie classical name of the Pear-tree.) 



§ 1. MALUS, Toiirn. (Api-Hi.) Liaves sini/de: rijiius slnijile and iiinbil-like: 

 po»ie_ft('x/ii/, (jlubnlar, sunk in at the attachment of the stalk. 



1. P. COron^ria, L. (A.MiiRiCAN Ckah-Ai'I'LE.) Leaves ovate, often 

 rather heart-shapetl, cut-serrate or lobed, soon glabrous ; styles woolly and united at 

 the base. — Glades, \V. New York to Wisconsin and southward. May. — Tree 

 20' high, with large^ rose-colored, fragrant blobsonis, few in the corynih, and 

 fragrant, grecnisli fruit. 



2. P. angUStif61ia, Ait. (NAHUOWi.KAViiiJ C.) Leaves oblong or lance- 

 olate, often acute at the base, mostly toothed, glabrous ; styles distinct. — Glades, 

 from Pennsylvania southward. April. — Perhaps a variety of No. 1. 



§ 2. ADEN6IIHACH1S, DC. Leaves simple, the mid-rib glandular along the up- 

 per side : ryni's compound : styles united at the base: fruit berry-like, small. 



3. P. arbutif61ia, L. (Choke-berry.) Leaves oblong or ohovate, finely 

 serrate; fruit pear-shaped, or when ripe globular. — Var. 1. ervtiirocAupa, 

 has the cyme and leaves beneath woolly, and red or purple fruit. Var. 2. me- 

 i.AXOC.iRi'A, is nearly smooth, with black fruit. — Damp thickets: common. 

 Mu}', June. — Shrub 2° -10° high. Flowers white, or tinged with ])urple. 



§3. SORBUS, Tourn. Leaves odd-pinnate, with rather numerous leojhts : cymes 

 compound : styles separate : pome berry-like, small. 



4. P. Americana, DC. (American Mountain-Ash.) Nearly glabrous 

 or soon becoming so ; Uajiets 13-15, lanceolate, taper -pointed, sharply serrate with 

 pointed teeth, bright green ; cymes large and flat ; berries globose, not larger 

 than peas; leaf -buds pointed, glabrous and somewhat glutinous. — Swamps and 

 mountain-woods, Maine toPcnn.and Michigan, and southward along the whole 

 length of the Alleghanics. June. (P. microcarpa, DC.) — Tree or tall shrub, 

 with leaflets rather shining above and scarcely pale underneath, the rhachis and 

 petiole redilish and ek)ngatc(l : prized in cultivation for the autunmal clusters 

 of bright-red berries. 



5. P. sambucifblia, Cham. & Schlccht. LkiJI ts oblong, oral, or lance- 

 ovate, mostly olituse or abruptly short-pointed, serrate (mostly doubly) with more 

 spreading teeth, often pale beneath ; cymes smaller ; flowers and berries larger, 

 the latter (4" broad) when young ovoid, at length globose; leaf-buds sparingly 

 hairy: otherwise nearly as the ])reccding. (Sorbus aucuparia, var. /3. Miehx.) 

 — Along the northern frontiers of the United States, northward and westward 

 to the I'aciflc, &c. IVrhaps passes into No. 4 : it is sumetinies cultivated for it, 

 and nearlv connects it with 



L & M-L'7 



