172 



1. iNIalus glaucesccns Rehdor. American Crab Apple {M. 

 fragrans Rehder). Plate 72. Bark reddish, fissured and scaly; leaves 

 on glandless petioles, petioles usually 2-4 cm. (34-11^ inches) long, 

 leaves narrow ovate to almost triangular, those on the lateral branchlets 

 of the ovate type, those of the terminal brancdilets and vigorous shoots 

 of the tiiangular type, 3-8 cm. (1^2-3 inches) long, acute at the apex, 

 mostly rounded or somewhat cordate at the base, sometimes tapering, 

 those of the triangular type usually truncate, margin of the ovate type 

 of leaves more or less shai'plj' serrate, the basal third of the leaf with 

 shallow teeth or entire, margins of the triangular type more deeply 

 serrate to almost lobed, hairy above and below when they expanil, 

 becoming smooth both aljove and below, sometimes a few hairs are 

 found on the veins beneath at maturity, bright green above, paler 

 beneath: flowers appear in May when the leaves are about half grown, 

 usually 5 or 6 in a cluster, white or rose-color, very fragrant, 3-4 cm. 

 (II2-2 inches) broad when fully expanded; catyx lobes lanceolate-acu- 

 minate, tomentose on the inside, glabrous outside; fruit depressed- 

 globose, without angles, yellow-green, 2-4.5 cm. (34-2 inches) thick, 

 2-2.5 cm. (34-I inch) long, very fragrant and covered with a waxy 

 bloom. 



Distribution. — Cential New York, lower peninsula Michigan, 

 western New Jersey to northern Alabama and Missouri. Found in all 

 parts of Indiana. No douljt in the original forests it was rare, but the 

 removal of the large trees has been favorable to its growth until today it 

 is somewhat frecjuent in moist open woods, along streams and neglected 

 fences. It is most frequent among the hills in southern Indiana, and in 

 all its distribution it is usualljr found in clumps. 



In our area it is a small tree about 10-20 cm. (4-8 inches) in diameter 

 and 4-6 m. (12-18 feet) high, with a sjjreading crown. An exceptionallj' 

 large tree is located on the south bank of Round Lake in Whitley 

 County which measures 1.3 m. (51 inches) in circumference at one meter 

 (3 feet) above the groun<l where the first branch appears. 



Specimens which were collected l)}^ the person whose name follows the 

 county have been seen by the wi'iter from the following counties of 

 Indiana: Allen (Deam) 1919; Brown (Deam) 1911; Clark (Deam) 

 1913; Daviess (Deam) 1910; Decatur (Deam) 1911; Delaware (Deam) 

 1911; Floyd (Very) 1896; Fountain (Deam) 1919; Hamilton (Mrs. 

 Chas. C. beam) 1913; Kosciusko (Deam) 1910; Laporte (Deam) 1911; 

 Morgan (Deam) 1910; Noble (Deam) 1919; Owen (Deam) 1911; Posey 

 (Deam) 1911; Randolph (Deam) 1916, 1919; Steuben (Deam) 1905; 

 Warren (Deam) 1911; Wayne (Deam) 1919; Wells (E. B. Williamson) 

 1896, (Deam) 1898, 1907, 1916, 1919. 



