SUPPLEMENTUM. 
P. erianthera. Fraser, catal. 1813. 
In Upper Louisiana. Bradbury 7/ . v. s. in Herb. 
Bradbury. Not above a span high ; flowers large in 
proportion, of a deep purple ; the hairs of the infertile 
anthera are long and golden yellow. It approaches near 
to P. frutescens. 
Pentslemon angustifolia.— P. caule vix pubescente, foliis gla- 
bris longe linearibus integerrimis, floribus racemoso-pa- 
niculatis, filamento sterili reliquis breviore superne sub- 
hirsuto, calycis foliolis lanceolatis glabris. 
P. angustifolium, Fraser . catal. 1813. 
In Upper Louisiana. Bradbury. 1/ . v. s. in Herb. 
Bradbury. Flowers resembling those of P. pubescens. 
Pentslemon glabra. — P. caule foliisque glabris, foliis sub- 
amplexicaulibus ovato-oblongis integerrimis, floribus 
racemoso* paniculatis, filamento sterili nudo clavato 
apice retuso, calycis foliolis subrotundis acuminatis, la- 
ciniis corollae subaequalibus rotundatis, antheris hir- 
sutis. 
In Upper Louisiana. Bradbury. 7/ . v. s. in Herb. 
Bradbury. A fine and large species ; flowers dark 
purple. 
Pentstemon Bradburii. — P. glaberrima ; foliis subamplexi- 
caulibus ovato-oblongis integerrimis, superioribus sub- 
rotundis, floribus verticillatis, filamento sterili apice 
brevi barbato, calycis foliolis oblongis acutis. 
P. grandiflorum. Fraser, catal. 1813. 
This is the finest and largest cf all the species j the flow- 
ers very large, and variable in their colour. 
Castilleja sessiliflora. — C. foliis apice palmato-incisis, flori- 
bus sessilibus. 
In Upper Louisiana. Bradbury. 7/ . v. s. in Herb. 
Bradbury. 
Caulis ramosus, teres, dense pubescens. Folia alterna, 
sessilia, utrinque pubescentia, apice in lacinias 3 — 5. di- 
visa : laciniis linearibus, elongatis, acutis. Flores in 
apice ramorum axillares, solitarii, sessiles, coccinei ? 
Calyx tubulosus, basi ventricosus, 4-fidus ? Corolla 
ringens. Labium superius acutum ? inferius trifidum : 
laciniis linearibus, acutis, labio superiore vix breviori- 
bus. Stamina fauci corollae inserta, filiformia, longitu- 
dine labii superioris, glabra. Anthera) lineares. Stig-* 
ma exertum. 
