TREES AXD SHRUBS. 239 



type), April 29 and October 15, 1901 (No. 16), April 25, 1902 (No. 16A), C. S. Sargent, April 23, 1901 (No. 16), B. F. Butk 

 April 26 and 29, and October 15, 1901, April 25, 1902 ( Nos. 11. 151), April 2S, 1901 \ 



The following ipeoilMMM in Bower ooUeetod at Fulton, with more acute leaves, probably all belong to this species • B F Btuh, 

 April 23, 1902 (No. 16), April 14, 1905 (Nos. 10, 10A and 1013). 



CratvEgcs kxucleata, ft. sp. (Virides.) 



Glabrous with the exception of the hairs on the young leaves and petioles. Leaves oval to ovate or slighth ol .ovate, acute or 



3 and gradually narrowed and cuneate at the base, finely serrate usually only above the middle w ith straight or incurved 



slightly lobed toward the apex ; when they unfold bright red and covered above and on the lH-tiok-s 



with caducous v 



■ ■ 



than half grown when the flowers open, and at maturity thin, yellow-green and lustrous on the uppei 

 surface, from 3.5 to 4 centimetres long and from 2 to 2.5 centimetres wide ; petioles slender, narrov 

 the middle, from 6 to 12 millimetres in length ; leaves on vigorous shoots ovate, acute and short^pointed 

 abruptly cuneate at the broad base, coarsely doubly serrate, often slightly lobed, subcoriaceous, frequently or 7 centimetres long 

 and wide, with stout petioles from 3 to 3.5 centimetres in length. Flowers abort 1 centimetre in diameter, n lone slender pedi- 

 cels, in wide many-flowered corymbs; calyx-tube narrowly obeonic, the lobes slender, acuminate. , -,.• : 



stamens twenty ; anthers rose-colored ; styles fourorii\e. usually five. Fruit on slender drooping peda . b. sub- 1 obo-e to short -oblong, 

 orange-red, lustrous, from 7 to 8 millimetres in diameter ; calyx little enlarged, with a deep narrow eavit\ pointed in the bottom, 

 and reflexed closely appressed persistent lobes; flesh thin, dry and mealy; nutlets four or five, rowdtld at the apax, acute at tl,e 



the middle of the nutlet. 



A sleuder tree, from 7 to 8 metres high, with small nearly straight branchb ts light reddish bffOWB when they first appear, 

 becoming bright chestnut-brown and lustrous during (heir first season, and dull light grnv-hrown the following \ ear. anil unarmed 

 or rarely furnished with small chestnut-brown spines. Flowers the middle of April Fruit ripens late in October. 



Arkansas: upland woods, near Fulton, Hempstead County, common, B. F. Bush and C. S. Sargent, April IS, l'.H>l (No. 11, 

 type), B. F. Bush, August 13 and October 17, 1901 (No. 14B), October 12, 1901 (No. 14), October 17, 1901 (No. 1 H ). 



Crat/EGUS Kellermanii, n. sp. (Pruinosm.') 



Glabrous with the exception of a few hairs on the upper side of the midribs of the young leaves. Leaves ovate, acuminate. 

 gradually or abruptly narrowed and cuneate at the entire base, finely often doubly seriate above with straight glandular teeth, 

 and divided above the middle into four or five pairs of short acute spreading lobes; more than half-grown arhn the flowers open 

 and then thin, yellow-green above and glaucescent below, and at maturity thick, dull bl aeg ieoa and lustrous on the upper Mrfaetj 

 paler on the lower surface, from 5 to 6 centimetres long and from 4to 4.5 centimetres wide, with Una midribs, and slender pri 

 mary veins ; petioles slender, wing-margined at the apex, from 2 to 3 centimetres in length; itipnln lm.ar ko lmear-ohovate, 

 acuminate, glandular with small stipitate glands, persistent until the flowers open. Flowers about 1 ..". centimetres in diameter, 

 on short slender pedicels, in small compact mostly from seven- to nine-flowered oorymbl ; calyx-tube narrowly oboonie, the lobes 

 slender, acuminate, entire, reflexed after anthesis ; stamens twenty; anthers pink ; styles from two to live, usually three or four. 



Fruit on long spreading or drooping pedicels, subglobo-e but oftt n broader than high, mgled. red re or le-s tinged w ith green, 



pruinose, from 1.4 to 1.8 centimetres in diameter ; calyx little enlarged, with a narrow deep ea\ it j broad in the bottom, and small 

 spreading closely appressed lobes; flesh thin, yellow, dry and mealy; nutlets usually three or four, rounded at the ends, broader 

 at the apex than at the base, ridged on the back with a high broad deeply grooved ridge, from 7 to 7..". millimetres long and from 

 4 to 4.5 millimetres wide, the broad hypostyle extending to the middle of the nutlet. 



A shrub, with slender zigzag branchlets light reddish brown and marked by pale lenticels when they first appear, orange-brown 

 at the end of their first season and dark gray-brown the following year, and armed with slender slightly curv. d chestnut-brown 

 shining spines, from 3.5 to 4 centimetres in length. 



Ohio: Dennison, Tuscarawas County, \V. .1. I\, ...; , May 25 and October 22, 1901 (Nos. 99, typo, 91. 103V 



This species is named for the late W. A. Kellerman, the distinguished Professor of Botany in the Fnivcrsity of Ohio, who a 

 few years before his death had begun to collect and study the numerous species of Crataegus of central Ohio. 



Crataegus seclusa, n. sp. (Pruinosa:.) 



Glabrous with the exception of the hairs on the unfolding leaves and on the inner surface of the calyx-lobes. Leaves ovate, 

 acuminate, truncate, rounded or abruptly cuneate at the broad base, coarsely doubly serrate with glandular teeth, and divided 

 usually only above the middle into short broad lobes ; when they unfold slightly hairy above with caducous hairs and glabrous 

 below, and at maturity thin but firm in texture, smooth and dull yellow-green on the upper surface, rather paler on the lower sur- 

 face, from 4.5 to 5 centimetres long and from 3.5 to 5 centimetres wide, with prominent midribs, and thin primary veins running 

 to the points of the lobes ; petioles slender, glandular early in the season with mostly deciduous glands, from 1 to 1.5 centimetres 

 in length ; stipules linear-obovate, conspicuously glandular, caducous. Flowers 2.5 centimetres in diameter, on slender pedicels in 

 email compact from five- to seven-flowered corymbs ; calyx-tube broadly obeonic, the lobes separated by wide sinuses, gradually nar- 

 rowed from the base, short, acuminate, serrate near the middle, sparingly villose on the inner surface, reflexed after anthesis ; sta- 

 mens twenty ; anthers pink ; styles four or five, surrounded at the base by a broad ring of pale tomentum. Fruit on short erect 

 pedicels, subglobose, broader than high, conspicuously angled, flattened at the apex, sometimes abruptly cuneate at the base, light 

 orange-red often blotched with green, marked by many small dark dots, from 1.3 to 1.5 centimetres broad and from 1.1 to 1.3 

 centimetres high ; calyx with a short tube, and a broad shallow cavity wide in the bottom ; flesh thick, green, dry and mealy; 



