Index to Grass Names. 



15 



Small Reed-grass, Canadian. — Cala- 

 magrostis Canadensis. 



Smooth Brome-grass.— Bromus race- 

 mosus. 



Smooth Marsh-grass. — Sp a rtina 

 alterniflora. 



Smooth Meadow-grass. — Poa praten- 

 sis. 



Smooth Rye-grass. — Elymus Virgini- 

 cus. 



Smooth-stalked Meadow-grass. — Poa 

 pratensis. 



Smut grass. — Sporobolus Indicus. 



Soft Brome-grass. — Bromus mollis. 



Soft Chess. — Bromxis mollis. 



Soft-grass, Creeping. — Holcus mollis. 



Soft-grass, Meadow. — Holcus lanatus. 



Soft-grass, Woolly . — Holcus lanatus. 



Sorghum avenaceum, Mx. — Indian 

 grass, (Same as Andropogon nu- 

 tans, L. var avenceus. Hack.) 



Sorghum cernuum. — Chicken Corn, 

 (iuinea Corn, White Egyptian 

 Corn. 



Sorghum Halapense, Pers. — Same 

 as Andropogon Sorghum, Brot. 

 var. Halapensis Hack, which see. 



Sorghum nutans, Gray. — Indian- 

 grass, Wood- grass, Oat -like 

 Indian grass. (Same as Andro- 

 pogon nutans, L.) 



Sorghum saccharatum. — Sweet 

 Sorghum, Chinese Sugar Cane, 

 African Cane, Broom Corn. 



Sorghnm vulgare, Pers. — (now re- 

 ferred to Andropogon Sorghum, 

 Brot. var. vulgaris). — Sorghum, 

 Sugar Cane, Broom Corn, Indian 

 Millet, Chinese Wheat, Ivory 

 Wheat, Pampas Rice, Chinese 

 Sugar Cane, African Corn, Guinea 

 Corn, Duora Corn, Chocolate 

 Corn, Great Millet, Oregon Rice. 



Southern Bent-grass. — Agrostis elata. 



Southern Canary-grass.— P h a lar i s 

 intermedia. 



Southern Eragrostis. — E r agrostis 

 PursMi. 



S outhern Poverty -grass. — Sporobolus 

 vaginseflorus. 



Southern Spear -grass. — Eragrostis 

 Pi irshii, Poa flexi tosa . 



Spanish grass. — Panicum molle. 



Spartina alterniflora. — S m o o th 

 Marsh-grass. 



Spartina cynosuroides, Willd. — 

 Cord-grass, Fresh-water Cord- 

 grass, Marsh-grass, Bull-grass, 

 Thatch-grass, Slough-grass. 



Spartina glabra, Muhl. — Marsh- 

 grass, Rough Marsh-grass. 



Spartina juncea, Willd. — White 

 Rush, Marsh-grass, Salt-grass, 



Salt Marsh-grass, Rush Marsh- 

 grass. 



Spartina polystachya, Willd. — Salt 

 Reed-grass. 



Spartina stricta, Roth. — Salt Marsh- 

 grass. 



Spear-grass. — Poa annua, Poa praten- 

 sis. Triodia trinerviglumis, Stipa 

 spartea. 



Spear-grass, Branching. — Eragrostis 

 tenuis. 



Spear-grass, Bunch. — Poa Andina. 



Spear-grass, Creeping. — P o a c o m - 

 pressa. 



Spear-grass, Creeping Sea. — Glyceria 

 maritima. 



Spear-grass, Low. — Poa annua. 



Spear-grass, Meadow. — Glyceria 

 nervata. 



Spear-grass, Mountain. — Poa Andina. 



Spear-grass, Sea. — Glyceria maritima. 



Spear-grass, Southern. — Poa flexuosa, . 

 Eragrostis Purshii. 



Spear-grass, White. — Glyceria aqua- 

 tica. 



Spear-grass, Wood. — Poa alsodes. 



Spicier Bent-grass. — Agrostis arach- 

 noides. 



Spike-grass. — Generic name for 

 species of Uniola. Uniola pani- 

 culata, Diplachne fascicularis, Dis- 

 Hchlis maritima. 



Spike-grass, Shining. — Uniola nitida. 



Spike-grass, Slender. — Uniola, gracilis. 



Spiked Fescue. — Festuca loliacea. 



Spiked Wild Oat-grass. — Danthonia 

 spicata. 



Sporobolus airoides, Torr. — Salt- 

 grass, Fine-top. 



Sporobolus asper, Kunth. — Prairie 

 grass. 



Sporobolus heterolepis, Gray. — 

 Wire-grass, Bunch-grass, Strong- 

 scented Sporobolus. 



Sporobolus Indicus, R. Br. — Smut- 

 grass, Carpet-grass, Drop-seed- 

 grass. 



Sporobolus junceus, Kth. — Rush- 

 like Drop-seed grass, Wire-grass. 



Sporobolus serotinus. — Late Drop- 

 seed grass. 



Sporobolus vaginaefiorus, Yasey. — 

 Southern Poverty-grass, Prairie- 

 grass. 



Sporobolus Wrightii, Munro. — 

 "Zacaton" or " Zacate" grass, 

 Maton (of the Mexicans). 



Spring-grass, Sweet-scented. — An- 

 ihoxanihum odoratum. 



Sprouting Crab-grass. — Panicum pro- 

 liferum. 



Squirrel-tail grass. — Hordeum juba- 

 tum and H. pratense. 



