. Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania, vol. 13. Botany; Botany. 276 Rhodora [August / < STUDIES IN THE TAXONOMY AND DISTRIBUTION OF THE EASTERN NORTH AMERICAN SPECIES OF LOBELIA Rogers McVaugh {Continued from page 263) 1. L. Cardinalis Linnaeus, Spec. PI. II: 930. 1753. Type Locality: "Habitat in ; Type Specimen: In Linnaean herbarium in London; seen by Linnaeus before 1753. Photograph seen.—Trachelium Americanum flore ruberrimo, Parkinson "Para- disusTerrestris";356. 1629. i^/o* Cflrc?ma/w, Rivi
. Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania, vol. 13. Botany; Botany. 276 Rhodora [August / < STUDIES IN THE TAXONOMY AND DISTRIBUTION OF THE EASTERN NORTH AMERICAN SPECIES OF LOBELIA Rogers McVaugh {Continued from page 263) 1. L. Cardinalis Linnaeus, Spec. PI. II: 930. 1753. Type Locality: "Habitat in ; Type Specimen: In Linnaean herbarium in London; seen by Linnaeus before 1753. Photograph seen.—Trachelium Americanum flore ruberrimo, Parkinson "Para- disusTerrestris";356. 1629. i^/o* Cflrc?ma/w, Rivinus, " Introductio Crenerahs m Rem Herbarium," with plate, 1690. Cardinalis Rimni,. i Fig. 3. Range of Lobelia Cardinalis. Rupp, Flora Jenensis"; 242. 1718. Rapuntium maximum, coccineo spicaio flore, Tournefort, " Institutiones Rei Herbariae"; 163. 1719. Plate 51.—Stem erect, unbranched, coarse (sometimes cm in diameter at the base), green, usually dark purplish-red below, some- times purple-flecked or purplish throughout, 40-180 cm. high, smooth or short chaffy-pubescent. Cauline leaves 10-30, spreading, thin or papery, smooth or short bristly-pubescent, sub-entire in outline but very irregulariy coarsely or finely dentate, the teeth callose-tipped- i 1936] McVaugh,—North American Species of Lobelia 277 size () X 8-12 (18) cm., often three times as long as broad or longer; lanceolate or lance-ovate to oblong, less often ovate; usually acute at the tip, narrowed at the base, the lower short-petiolate. Perennial by offsets. Roots fibrous. Inflorescence a terminal raceme* unbranched, few-50 cm. long, not noticeably secund, densely (or loosely) few-100 flowered. Pedicels more or less upright, slender, 4-14 mm. long in fruit, short bristly-pubescent, each with a pair of bracteoles at or near the base. Flower-bracts linear or the lower lanceolate, leafy; smooth or neariy so, with prominent callose teeth, 1-5 cm. long. Calyx in anthesis c
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