108 FAGACEAE 



8. Quercus Marylandica Muench. Black jack or Barren Oak. 

 (Man. p. 334; I. F. y. I2j§.) la dry soil, L,. I. to O., Neb., Fla. and 

 'V:^'s..— Pennsylvania : Northampton; Berks; Bucks, Bristol; Lan- 

 caster ; Chester ; Dei,aware ; Crawford ; Montgomery. 



9. Quercus Phellos L- Willow Oak. (Man. p. 335 ; I. F./. 123J.) 

 lu moist woods, L- I., N. Y. to Fla., Mo. aud Tex. — Pennsylvania : Pun,- 

 ADELPHiA ; Chester; Lancaster; Bucks; Delaware. 



10. Quercus imbricaria Michx. ShinglE Oak. (Man. p. 335 ; I. F. 

 /. /<J9. ) Central Pa. to Mich., Neb., Ga., Teun. and Ark. — Pennsyl- 

 vania: Lehigh; Huntingdon; Bedford; Indiana; Philadelphia, 

 Haddington ; Allegheny. 



11. Quercus alba L. White Oak. (Man. p. 335; I. V.f. 1240.) 

 Me. to Minn., Fla. and Tex. — Pentisylvania : Franklin; Delaware; 

 Northampton ; Lancaster ; Chhsthr ; Monroe, Pocono ; Lacka- 

 wanna ; Tioga ; Allegheny. 



12. Quercus minor (Marsh.) Sargent. POST OR Iron Oak. (Man. 

 P- 335 ; ^- ^f- '24'-) In dry soil, Mass. to Mich., Fla. and Tex. — Penn- 

 sylvania : Northampton ; Chester ; Lancaster ; Franklin ; Leb- 

 anon; Delaware. 



13. Quercus macrocarpa Michx. Mossycup OR BuR Oak. (Man. 

 p. 336 ; I. F.y. 124J.) In rich soil, N. S. to Man., Mass., Pa., Kans. and 

 Tex. — Pennsylvania : Huntingdon ; Franklin ; Northampton ; Cen- 

 tre ; Allegheny. 



14. Quercus platanoides (Lam. )Sudvv. Swamp White Oak. (Man. 

 p. 336; I. F.y. 1244.) In moist or swampy soil, Quebec to Mich., Ga. 

 and Ark. — Pennsylvania : Northampton ; Lancaster ; Monroe ; 

 Franklin; York; Chester; Delaw.are; Allegheny. 



15. Quercus Frinus L. Rock Chestnut Oak. (Man. p. 336; I. F: 

 y J246.) In dry soil, Me. to Ont., .^la. and Tenn. — Pennsylvafiia : 



Northampton; Lancaster; Franklin; Bedford; Huntingdon; 

 Monroe ; York ; Allegheny. 



16. Quercus acuminata (Michx.) Sargent. ChesTnuT or YELtOW 

 Oak. (Man. p. 336; I. F. /. 1247.) In dry soil, preferring limestone 

 ridges, Vt. aud Ont. to Minn., Ala. and Tex. — Pennsylvania : Hunting- 

 don ; Franklin; Lancaster; Northampton; Chester. 



17. Quercus prinoides Willd. Scrub Chestnut Oak. (Man. p. 336 ; 

 I. F. y I2-/S.) In dry sandy or rocky soil. Me. to Minn., Ala. and Tex. 

 — Pennsylvatiia : Northampton; Lancaster; Huntingdon; Cen- 

 tre ; Franklin ; Blair ; Lebanon ; Lackawanna ; Monroe ; Pikb ; 

 Delaware. 



Order 6. URTICALES. 



A. Fruit an achene, the achenes sometimes in the accrescent sepals and form- 

 ing a syncarp. 

 a. Flowers not on a receptacle: fruits not forming syncarps: sepals neither 

 thick and juicy nor enveloping the achenes. 

 *Style or stigma i, the latter sometimes tufted: ovule erect: filaments 

 nflexed in the bud. Fam. i. Urticaceab. 



