. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . 2. Spermolepis patens (Xutt.) Robinson. Spread- ing Spermolepis. Fig. 3162. Leptocaulis patens Nutt.; DC. Prodr. 4: 107. 1830. Apiastrum patens Coult. & Rose, Rev. no. 1888 Spermolef is patens Robinson. Rhodora lo : 34. 1908. Erect, slender, i°-2° high, divergently branched above. Stem-leaves short-petioled, biternately dissected into nar- rowly linear or filiform segmen

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. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . 2. Spermolepis patens (Xutt.) Robinson. Spread- ing Spermolepis. Fig. 3162. Leptocaulis patens Nutt.; DC. Prodr. 4: 107. 1830. Apiastrum patens Coult. & Rose, Rev. no. 1888 Spermolef is patens Robinson. Rhodora lo : 34. 1908. Erect, slender, i°-2° high, divergently branched above. Stem-leaves short-petioled, biternately dissected into nar- rowly linear or filiform segments; umbels terminal, or axillary, 4'-iJ' broad; rays 3"-6" long; pedicels ii"-2'' long in fruit; fruit ovate, slightly more than i" long, more or less tuberculate, usually densely so. Sandy soil, Indiana to Missouri, Nebraska, Texas and New- Mexico. Ji;

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913