252 PROCEEDINGS OF THE ACADEMY OF [Dec., 
bluer on lobes, paler within throat and in a triangle at base of each 
lobe, the throat within with fine longitudinal violet-purple lines. 
Sterile filament with slightly yellowish hairs. 
The peculiar dimorphism of the leaves of this species, as well as 
the occurrence of bipinnatifid leaf-blades, -is unique in this genus. 
Pennell (Georgia)—9527. 
2. Penstemon multifiorus Chapm 
Penstemon pubescens jecusllilarce (Chapm.) Benth. in DC. Prod. 10: cow 
1846. “In Louisiana et Florida. P. multiflorus Chapm. mss. 
men seen in Herb. Columbia University at the New York Botanical Gar- 
“AW. woods, between Mariana & St. Andrew’s Bay 
. W. Chapman “Oct., 1838,” and Isheled cordbabiy a 
distinct species,’ is probably an iso otype. 
Penstemon multiflorus Chapm.; Small, Fl. 8. E. Un. St. 1061. 1908. 
Sandy or gravelly soil, scrub-oak land or pine land, through 
peninsular Florida, and westward through Middle Florida to the 
West Florida Pine Hills, and in extreme southern Georgia. 
Flowering from May to July, and soon ripening fruit, southward 
flowering and fruiting throughout the year. Corolla white, within 
slightly purple on proximal part of tube, and sometimes on the 
s. 
Pennell (Florida) —9539, 9548, 9644. 
3. Penstemon digitalis Nutt. 
Chelone digitalis (Nutt.) Sweet, Brit. Fl. Gard. pl. 120. 1825. “Pent- 
stemon epi es Nutt. Found by Mr. Nuttall in the Arkansas 
rritory of North America. The plant from weak our draw- 
ing was taken was received last autumn from New Yor by Mr. Ander- 
son, Ce. the Apothecaries’ Garden at Chelsea, to whom it was sent 
si considered, the description being a arently m Mas acai e than 
Nuttall’s own in mentioning the pebseeanee of the an 
vt digitalis Nutt., Trans. Amer. Phil. Soe. ser. ying 5: 181. we 
Fields ae edges of Laren loam, western ieee and near 
Birmingham, Alabama, probably elsewhere northward. Native in 
the southwestern Mississippi valley; extensively introduced into 
the northeastern United States, and probably an introduction into 
the southeastern flora. 
Flowering in May and June, fruiting in August and September. 
Corolla white throughout, or within on the anterior side with more 
or less evident violet wnt 
4. Penstemon pentstemon (L.) M 
Chelone pentstemon L., Sp. Pl. 612. 1753. ‘Habitat in Ohh d an Type 
gs er but rl heyy — the species here sidered, because 
8 — certainly t ] h 
pbk be y the only essentially Mitecue species of the 
