3IO FiEi.n Coi.u.MiJiAN Museum — Botany, Vol. i. . 



A beautiful white flowered tree 30 feet high, redolent of fenu- 

 greek. Named in honor of Mr. Marshall Field, whose generos- 

 ity renders our work on the plants of this region possible. 



STERCULIACE.E 



Ayenia ovata Hemsl. 



Shrub b feet high, not common. Port of Silam, April (666). 



Avi.NiA MAGNA Linu. 



Shrub 6 feet high, flowers dark crimson ; common in the 

 brush lands about Izamal, Sept. (M23). 



Ayenia pusilla Linn. 



Herb 18 inches high, common along roadsides near Izamal, 

 Sept. (8icS). 



GUAZLMA TOMENTOSA H. B. K. PlxOy. 



Tree 40 feet high, common everywhere on the peninsula. Iza- 

 mal, April (684). 



Helicteres Baruensis J acq. 



Shrub 15 feet high, abundant in brush and forest lands near 

 Izamal, March to April (553). Sept. (799). 



Melochia tomentosa Linn. 



>; Eitiiiclochia. Fruticose. Stems reddish-maculate, P)'ra- 

 midally branching; branchlets pubescent. Leaves bicolor, 

 ovate-lanceolate, blunt, cordate-truncate at the base, stellate- 

 pubescent above, stellate-tomentose beneath, broadly serrate- 

 dentate, veins prominent below; petioles one-third to one-half 

 the length of the blade. Stipules linear, ciliate, half the length 

 of the petiole. Inflorescence in long peduncled cymes, usually 

 with a single leaf near the base; pedicels slightl}- exceeding the 

 calyx. Calyx persistent stellate-pubescent, lobes linear lanceo- 

 late, about half the length of the expanded corolla: corolla 

 bright rose color changing to deep-blue on drying; petals spatu- 

 late. Stamens united only at the adnate base which is attached 

 to the lower fourth of the petals. Ovary pyramidal, 5-angled, 

 raised upon a short stipe; carpels stellate-pubescent, slightly 

 pointed below externally; seeds obscurely triangular. 



Shrub 10 feet high. Leaves 1.25 to 2 inches long, .5 to. 25 

 inch wide: petioles .75 inch long; peduncles 1.5 inch, long, ped- 

 icels .25 inch long. 



Another form with more characteristic inflorescence of M. 

 tomentosa Linn., but with the same stellate pubescence and lance- 

 olate sharply-dentate-serrate leaves is mingled with the above. 



Common in brush lands near Izamal, Jan. to Dec. (487). 



Wai.theria Indica Linn. Malva de/ Mo?ite. 



IV. Amen'iana Linn. Shrubby, 6 to 8 feet high, abundant in 

 the brush lands about Izamal. Feb. to April (378, 472, 509). 

 Common near Merida (J'(i/(Uz, 57). 



M 



