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Descriptive Flora 



y 2 to 2" long, wedge-shaped usually broadly so, rounded at the 

 tips, entire. Flowers small, blossoming out of the leafy tips of 

 the branches. Corolla less than y s " across, 5-lobed, white. Calyx 

 lobes 5, minutely bristly hairy. April to fall. A roadside and 

 lawn weed. Not conspicuous as the flowers are so few and small. 



POLEMONIACEAE. Phlox Family. 



PMox roemeriana Scheele. Phlox. 



This low, much branched annual has simple, entire leaves, 

 opposite below, alternate above, and bright pink, 5-lobed flowers 

 (almost an inch across) shading into white with yellow centers. 

 Blades spatulate or oblong to lanceolate, !/2 to long, sessile. 

 Corolla 5-lobed, the divisions wedgeshaped and united at their 

 tips into a narrow tube. Calyx lobes narrow, hairy, as long as 

 the corolla tube. February to June, sometimes again in the fall. 

 Dry, rocky hills and hillsides of the Edward's Plateau Region. 

 Occasionally a white-flowered form is found. 



PMox drummondii Hook. Phlox. 



This is the parent of the cultivated annual Phlox of our 

 flower gardens. Similar to PMox roemeriana but flowers are 

 red or real purple with deeper red or darker purple centers, 

 more in a cluster and somewhat smaller. Plants are covered 

 with clammy- viscid hairs and stem leaves are alternate, lanceolate 

 to narrowly oblong, sessile, % to l 1 /^" long. Flowers have deep 

 red centers and the tube of corolla is covered with gland-tipped 

 hairs. Calyx lobes y 2 or less than y 2 the length of the corolla 

 tube, narrowly linear, covered with glandular hairs. March to 

 June. In sandy soil. A very common plant about 15 miles 

 south or east of San Antonio. The plants are usually clothed 

 with fine sand grains due to loose sand, which is blown over the 

 sticky stems and leaves. 



PMox aspera E. Nels. 



Plants somewhat similar to PMox drummondii of the sandy 

 regions to the south and east. These leaves are always opposite 



