842 



FAGACEAE (BEECH FAMILY) 



tending to be deeper and somewhat turbinate (Q. 

 ambigua and borealis Michx. f.; Q. coccinea, var. 

 anibigua Gray.) 



12. Q. paliistris Muench. (Swamp Spanish or Pin 

 O.) Cup flat-smicer-shaped, sometimes contracted into 

 a short scaly base or stalk, fine-scaled, very much 

 shorter than the usually glo- 

 bose or dejJressed acor7i, which 

 is 1-1.5 cm, long; leaves 

 deeply pinnatifid with diver- 

 gent lobes and broad rounded 

 sinuses.— Low grounds, chiefly 

 on the coastal plain and in 

 the Miss, basin ; Mass. to Va., 

 w. to Kan. and Ark. Fig. 681. 



13. Q. coccinea Muench. 

 (Scarlet O.) Cup top- 

 shaped, or hemispherical 

 with a conical base (1.5-2.2 ggj^ Q. palustris. 

 cm. broad), coarsely scaly, 



covering half or more of the subglobose or short ovoid 

 acorn (1.3-2 cm. long), the scales brown, oppressed 

 and glabrate; leaves, at least on full-grown trees, 



_ bright green, shining above, glabrous beneath, turning 



bbO. Q. rubra. ^^^ .^ autumn, deeply pinnatifid, the slender lobes 



divergent and sparingly cut-toothed ; buds small; bark of the trunk gray, the 



interior reddish. — Dry light soil, s. 

 Me. to Out., Minn., and Neb., s. to 

 N. C. and 111., chiefly eastw. Fig. 

 682. 



14. Q. texana Buckley. (Red 

 0.) Cup deei)ly saucer-shaped or 

 somewhat turbinate, 2-2.6 cm. broad, 

 the light brown or ashy scales per- 

 manently tomentulose, except on the 

 margin, covering one third to one 

 half of the ovoid large (1.5-4 cm. 

 long) acorn; leaves in maturity 

 bright green and glabrous above, 

 paler and icith axillary tufts of hairs 

 beneath, turning dark red or brown 

 in autumn, the 5-9 oblong lobes 



682. Q. cocdnea. 



slightly broadened upward and toothed at 

 summit ; bark gray, becoming in old trees 

 reddish-brown and broken into plates. — 

 Bottom-lands and limestone hills, Ind. to 

 la., s. to N. C, Fla., and Tex. — A 

 large tree with conspicuously buttressed 



15. Q. ellipsoidalis E. J. Hill. (Yel- 

 low or Black O.) Cup turbinate or 

 deeply saucer-shaped, 1.2-1.8 cm. broad, 

 the pale brown or ashy scales puberulent, 

 covering from one third to more than one 



688. Q. ellipsoid&lls. 



