IOWA ACADEMY OF SCIENCES. 7 3 



(•211) Jatroplm slimulosa, Michx. (Spurge Nettle). College Station, 

 Brazos county (P.); Deuison, Grayson county. A common weed occurring 

 in sandy soil in isolated places. 



(213) Coylon glandulosus, L. College Station, Brazos county. 



(213) C. capitat?is, Michx. var lindheimerii, Muell. College Station, 

 Brazos county. A common weed on dry prairies throughout southern 

 Texas. 



(214) C. monanthogynous, Michx. Breuham, Washington county. Dry 

 soil; common. 



(2151 C. texensis, Muell. Brenham, -Washington county. Dry upland 

 clay soil along fences. 



(216) Grotonopsis linearis, 'blwXvx.. College Station, Brazos county. Com- 

 mon in post oak woods. 



(317) Acalypha virginica L. var. gracilens,- Muell. College Station, 

 Brazos county. (P.) Fields sandy. 



(218) Tragia nepelcpfolia, Cav. College Station, Brazos county. Dry 

 soils. 



(319) Slillingia sylvatica, L. College Station, Brazos county. Dry sandy 

 soils in woods or border of the same; common. 



URTICACEvE. 



(220) Ulmus alnta, Michx. Deuison, Grayson county. 



(221) U. crassifolia, Nutt. Sherman, Grayson county (P). A large and 

 beautiful tree, sometimes called Cedar Elm, because of its resemblance to 

 the Red Cedar, especially so when Spanish moss hangs in|^long festoons from 

 the tree. This is especially noticeable from a distance. It is abundant in 

 swamps subject to overflow, also on higher black ground. In flower August 

 29, 1888. 



(222) Cellis Mississippiensis, Bosc. Allen Farm, Brazos county; Dallas, 

 Dallas county. Low grounds along streams. 



(223) Madura aurantiaca, Nutt. Melissa, Collin county. Large trees 

 were observed in bottoms near Deuison, about two feet in diameter at base. 

 Timber especially durable when in ground; timber largely used for paving 

 in the streets of Dallas; said to outlas't Red Cedar several times. 



(224) Morus rubra, L. Robertson and Collin counties . 



(325) Broussonetia papyrifera. Vent. Piano. Dallas, Dallas county. 

 Cultivated throughout central Texas and often escapes from cultivation, as 

 in Dallas, Brenham and Sherman. 



I'LATANACEvE 



(326) Plntanus occidenlalis, L. Ellis, Grayson and Collin counties. 



JUGLANDAOEyE, 



(327) Juglans nigra, L, Deuison, Grayson county. Allen Farm, Brazos 

 county. A common tree everywhere in bottoms. 



(328) Eicoria pecan. Allen farm, Brazos county; Sherman, Grayson 

 county; Navasota, Grimes county. One of the largest trees in the bottoms. 

 Persists for several years, i. e. young shoots constantly coming up. A great 

 nuisance to the cotton planter. In Burnet county the trees are not so large. 

 The nuts are largely collected in this place and sold to dealers. 



