82 American Midland Naturalist Monograph No. 7 



8. Abutilon Mill. — Indian Mallow 

 A. theophrasti Medic. Butterprint. Velvet-leaf. Fields and road- 

 sides, common; native of India. Aug.-Oct.. [A. avicennae Gaertn.; 

 A. abutilon (L.) Rusby]. 



9. Iliamna Greene 



/. remota Greene. On an island in the Kankakee R., the type 

 locality; plants on Peters Mt., Va., belong to a separate species. June- 

 July. [Sphaeralcea acerijolia sensu auth., non Nutt.; S. remota 

 (Greene) Fern.; Phymosia remota (Greene) Britt.]. 



10. Hibiscus L. — Rose Mallow 

 1. Stems 1-2 m tall; native perennial species. 



2. Stem, leaves, and capsules glabrous; seeds pubescent; muddy 

 shores of streams and ponds nearly throughout 111. July-Oct. 



- H. militaris Cav. 



2. Stem and lower surface of leaves pubescent; seeds glabrous. 

 3. Upper surface of leaves glabrous or essentially so; bracts 

 canescent but not ciliate; capsules glabrous; swampy 

 ground; Cook, Douglas, La Salle, Woodford, and William- 

 son counties. July-Sept. [H. jnoscheutos of auth., not L.] 



H. palustris L. 



3. Upper surface of leaves velvety-pubescent; bracts canescent, 

 and ciliate with long simple hairs; capsules stellate- 

 pubescent; shores of ponds and streams; chiefly in the s. 

 half of the state. Aug.-Oct. [H. grandiflorus sensu auth., 



non Michx.] H. lasiocarpus Cav. 



1. Stem 10-40 cm tall; leaves 3- to 7-lobed; plants annual. 



4. Calyx inflated, 5-winged ; seeds finely verrucose ; roadsides, 

 fields, and waste places; nat. from Eur. Aug.-Oct. Flower- 



of-an-hour H. triojium L. 



4. Calyx spathiform; seeds mucilaginous; rarely persisting after 

 cult.; introd. from Afr. Okra H. esculentus L. 



11. Gossypiuni L. — Cotton 



G. hirsutum L. Native of trop. Am.; cultivated in s. 111. and south- 

 ward; occasionally apparently spontaneous. 



24. Caryophyllaceae Reichenb. — Pink Family 

 1. Sepals separate or nearly so: petals without claws or appendages. 

 2. Petals deeply 2-cleft or 2-parted. 



3. Capsules cylindrical, commonly curved, opening by a row of 10 (rare- 

 ly 8) apical teeth; styles 5 1. Cerastium 



3. Capsules ovoid or ellipsoid, splitting into usually 6 (rarely 8 or 10) 



valves; styles 3-5 2. Stellaria 



2. Petals entire or emarginate, or absent. 



4. Leaves with scarious stipules. 



5. Leaves whorled; styles 5 3. Spergula 



5, Leaves opposite; styles 3 4. Spergularia 



