JUGLANDACEAE OF THE UNITED STATES. 29 
H. glabra. 
Winter Characters. 
De CandoUe, L c. 7-8, f. 5-6.— Feist, /. c. 336.— 
Foerste, Bull. Denni^on Univy. i. 30.— Hitchcock, Key to 
Kas. Trees, 6. 
Histological Characters . 
Houlbert, /. c. 163.— Rothrock, Good and Bad Timber, 
f . C-ih 
U. glabra, mia'ocarpa. 
Winter Characters. 
Bailey, Amer. Gard. xi. 381, 385-8.— Foerste, Bull. 
Dennison Univy. i. 30. 
Histological Characters. 
Hough, Amer. Woods, iv. 91 (3 sects, wood). 
H. laciniosa. 
Winter Characters. 
DeCandolle, I. c. 7, 8.— Foerste, Bull. Denn. Univ. i. 
30.— Hitchcock, Key to Kas. Trees, 6. 
Histological Characters . 
Houlbert, L c. 162. 
//. minima. 
Winter Characters. 
Brendel, /. c. pi. 2. f. 22. — De Can.Iullo, /. c. 7-8.— 
Feist, Z. c. 328.— F.H-i-Us Bull. Denn. Univ. i. 3n._ 
Hitchcock, Key to K.i~. Tr. f. 16-17; Openinor of 
Buds, 138, f. 102-3: P;:iM. Munhattan. 18. 
Histological Character^. 
Gnetzsch, Radiale Verbindungen der GefiLs>'e. Di>sert. 
1888, 19.— Gris, Moelle des Plantes Licmeu-e^, 279 ; Extr. 
MoellePi. Lign. 31, pi. 6, f. 7, 7, f. 10.— Hough, Amer. 
Woods, ii. 37 (3 >ect>. wood).— Kny, Abnormitiit in d. 
Abgrenzung dor Jahresriiige, 4. — Moeller, Aaat. Bauni- 
rinden, 312, with figure. 
