TREES AND SHRUBS. 



divided above the middle into four or five pairs of small acuminate lobes ; about half-grown when the flowers open and then thin, 

 smooth, yellow-green with occasional hairs on the midribs above and paler and blue-green below, and at maturity thick and firm' 

 dull dark green, from 4.5 to 5.5 centimetres long and from 4 to 4.5 centimetres wide, with slender midribs, and thin primary veins 

 running obliquely to the lobes of the leaves ; petioles slender, narrowly wing-margined at the apex, glandular, hairy on the upper 

 side and glandular while young, soon glabrous, from 1.6 to 2.5 centimetres in length ; leaves on vigorous shoots ovate, acute, 

 rounded or abruptly cuneate at the broad base, coarsely serrate, more deeply lobed and sometimes from 5 to 6 centimetres lone 

 and from 4.5 to 5 centimetres wide, with stout winged glandular petioles. Flowers from 1.5 to 1.8 centimetres in diameter on 

 slender pedicels, in small compact mostly six- or seven-flowered corymbs ; calyx-tube broadly obconic, the lobes gradually nar- 

 rowed from a wide base, expanded and deeply laciniately divided near the apex ; reflexed after anthesis ■ stamens ten rarely 

 fewer ; anthers creamy white ; styles from three to five, usually four. Fruit on stout erect or spreading pedicels, depressed- 

 globose, umbihcate at the base, dull dark red without bloom, from 1.3 to 1.4 centimetres wide, and from 1 1 to 1 2 centimetres 

 high; calyx prominent with a short tube, a broad deep cavity wide in the bottom, and reflexed and appressed lobes dark 

 red on the upper side below the middle and persistent on the ripe fruit ; flesh greenish or yellowish white, hard, dry and insipid ; 

 nutlets usually four, rounded at the ends, broader at the apex than at the base, rounded and slightly ridged on the back, from 



A ° 7 ™f metres * on S and from 4 to 4 - 5 millimetres wide, the narrow hypostyle extending nearly to the middle of the nutlet. 

 «.. , fc Tl II 1° i met ; eS ,. h ; g ?' "!* l0Dg 8tra ^ lin S branches, and slender nearly straight branchlets light orange green 

 marked by pale lenticels and slightly villose when they first appear, light chestnut-brown and lustrous at the end of theiffirst 

 season and ultimately dull gray-brown and armed with numerous slender straight chestnut-brown spines from 3.5 to 4.5 centi- 

 metres m length. Flowers the end of May. Fruit ripens early in October 



Connecticut : thickets, Griswold, New London County, C. B. Graves, May 26 and October 19, 1903, September 19, 1905 

 of ^ se ctTor 71 ^ t0 the S Tl gr ° UP ° f ^ PrUin ° S£e Wlth yell ° W anthGrS and «** ten "• Four species only 



from wht n * I '* ^T, . P TTl ^ ""S^ 4 " This additi ™ to it most closely resembles C. delauiarensis, Sargent^ 



Lo in t r t thTf r !T, P 1 eaVGS Wder ^ the ^ "^ " the f ° liaCe0US ^ ° f the «*****« J ^ diLs 



tuu, in me irun, , mat or ( . icate at the base • the nalw ia li+flo on i„„„„j u\. • . 



io the b „u„ m , a. Ms are more prominentIy ridged and t t ^^i: ^iix^ narrw cavity pou,ted 



Crataegus Mackensenii, n. sp. (MollesJ) 



Leaves ovate, acute, gradually or abruptly narrowed and concave-cuneate at the base coarselv often d™T^ OOT * ux. . • v* 

 unfold tinged with red and covered above by short white hairs and thickly covered below with snowy white tomentum- rote th™ 

 .™ Tl ™ '""ITj'f 'T* S °* Ce ' Snd at matu " t y thln 1»* «™ ™ texture, dark green, very lustrous and scabratc abn™ 



■ abmptly cnneate or redded at the base, more coarsely serrate and m'rlf eply Lid aZZ 



daring the season. Flowers from 2 2 toVi "^W^^"^ """ T '^ f^'"' °° melJ """"^ S ° metimCS F™« 



twenty; anthers yellow; styles from three to five 1tolt^+J^ "" t° l™'™'™' T ° Beiei after »»*<*!" ; stamens 

 • .by occasion, pale^^^ 



L^« bro f^ a ^^ 



i diameter 

 orange-colored, soft and edible ; nutlets from three to'l^'^^l^^^ ^T * 



s^iy^^^ 



straight brancblets red-brown "and" covered with "i ^li^lt"! t^^T* a " T" ^ a " d "'»"< «* 

 ustrous at the end of their first season and dull grt 

 traight dark cbestnut-brown shining spiues from 3 U. 



Texas: rich woods along the San Antonio Eiver, : 



lustrous at the end of their first .ZH^^^I. tw T" *" ** T"' ^°^ ^ ht ^tnut-brown Id 

 straight dark chestnut-brown shining ^ne frl & « IS^Sw.T'b TS! " T^ ** ^^ ""*" 

 September. B P centimetres in length. Flowers at the end of March. Fruit ripens in 



1883, March loa^M^Ma^ 

 ^ito^r^^^^^ 



itd^ttX^d^^^^^^^ 



nutlets with a more p^inentlniZ^r^Z Vt r T t 8m °°u her ^^ '" ^ ^ °< «" ,CaU »* ia ' he s "-"e- 

 Crat*gus which has Leu J^t^T^SW^A L "^■T^™* '" ^"^ *'" S ^ S ' WM ° h " the ^ 

 author of THe Tr„ artSkni. of S m 2^^ u y2uy ' "'" ^"^ ^^"^ ° f '^ ^ ^ 



