. 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 . 9. Lathyrus latifolius L. Everlasting Pea. Fig. 2632. Lathyrus latifolius L. Sp. PI. 733- i753- Perennial, glabrous; stems high-climbing, broadly winged, 3° long or more. Stipules lanceolate, acute, often l' long; petioles as long as the stipules or longer, winged like the stem; leaflets a single pair, oblong-lanceolate to elliptic, strongly veined, 2-4' long, acute or mucro
. 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 . 9. Lathyrus latifolius L. Everlasting Pea. Fig. 2632. Lathyrus latifolius L. Sp. PI. 733- i753- Perennial, glabrous; stems high-climbing, broadly winged, 3° long or more. Stipules lanceolate, acute, often l' long; petioles as long as the stipules or longer, winged like the stem; leaflets a single pair, oblong-lanceolate to elliptic, strongly veined, 2-4' long, acute or mucronate ; tendril branched ; peduncles stout, curved, mostly longer than the leaves; flowers purple, racemose, purple to white, nearly l' long. Escaped from cultivation, Connect! ct of Columbia. Native of Europe. Lathyrus tuberosus L., another perennial Old World species, with purple flowers, but with smaller thin leaflets and smaller flowers has been found in grassy places in Ontario, Vermont and eastern Massachusetts. 10. Lathyrus pusillus Ell. Low \'ctcliling. Fig. 2633. L. pusillus Ell. Bot. S. C. & Ga. 2 : 1823. .\nnual, glabrous ; stems usually branch- ed near the base, spreading or climbing, narrowly 2-winged, 2° long or less. Leaflets a single pair, linear to linear- oblong, acute, l'-2l' long, with a fili- form often 3-forked tendril between them ; stipules lanceolate, slightly curved, auricled at the base, as long as the pe- tiole or shorter; peduncles 2' long or less, i-2-flowered; flowers purple, 2Y'- 2,\" long, short-pedicelled; calyx-lobes narrowly lanceolate, acuminate, as long as the tube or somewhat longer; pods linear, I'-i^' long. Sandy soil, North Carolina to Florida, Missouri, Kansas and Texas. April-May.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
